Diagram sections — 29 (47 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Compressor Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Compressor Wiring Diagram for Pontiac Grand Am GT 2005: 16 (front of engine compartment) a/c refrigerant pressure sensor A/c bfc fuse 37 10a A/c compressor clutch (left front of engine) A/c compressor diode A/c compressor relay A/c press sig Compressor clutch relay control Computer data lines system G103 Hot in on & start Low ref Powertrain control module (pcm) (below left side of dash) Serial data class 2 Sp103 (on left side of engine, on transmission stud) Underhood fuse block (left rear of engine compartment) Volt ref Manual A/C Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Manual A/C Wiring Diagram for Pontiac Grand Am GT 2005: 98 A/c A/c bfc fuse 37 10a A/c com- pressor A/c compressor clutch (left front of engine) A/c compressor clutch relay control A/c compressor diode A/c compressor relay A/c disable A/c on A/c press sig A/c refrigerant pressure sensor (front of engine compartment) A/c request A/c request input A/c request output A10 A11 Air temperature actuator (behind dash, right side of hvac assembly) B10 Battery voltage Bi- lvl Blower motor (below right side of dash) Blower motor resistor assembly (below right side of dash) Blower switch Body control module (bcm) (below right side of dash) C1 a5 C1 b11 C10 C11 Computer data lines system Cool fan 1 fuse 8 30a Cool fan 1 relay Cool fan 2 fuse 52 15a Cool fan 2 ground fuse 55 30a Cool fan 2 relay Cool fan mode relay Def Def on Defog Defog request Defogger system Door ctrl input E10 Ect sensor Engine controls system Engine coolant temperature (ect) sensor (on top left rear of engine) Exterior lights system G10 G103 G201 G202 G203 Gnd Ground Heat Heat/ def Heater command output Hi blo mot fuse 53 30a High High speed fan control Hot at all times Hot in on Hot in on & start Htr-a/c fuse 46 10a Hvac blower fuse d 20a Hvac blower relay Hvac control assembly Ign Ign 3 voltage Illum Interior lights system Ipc/hvac batt fuse l 10a K10 L10 Left cooling fan (behind left side of radiator) Left i/p fuse block (behind left side of dash) Logic Low Low ref Low speed fan control M10 Max Mode switch Off Powertrain control module (pcm) (below left side of dash) Rear defog Right cooling fan (behind right side of radiator) Right i/p fuse block (behind right side of dash) S102 (in transmission harness) Serial data class 2 Sp103 (on left side of engine, on transmission stud) Sp201 (on left front side of dash, near fuse block) Sp202 (on left front side of dash, near fuse block) Sp203 (right front side of dash) Tan Underhood fuse block (left rear of engine compartment) Underhood fuse block (left rear of engine compt) Vent Volt ref
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Anti-lock Brakes Wiring Diagram for Pontiac Grand Am GT 2005: 63 A10 A11 A12 Abs fuse 4 50a Abs ind Abs/evo/ign fuse 40 15a B10 B11 Battery Body control module (bcm) (below right side of dash) Brake fluid level switch (on master cylinder reservoir) Brake ind Brake pressure modulator valve (bpmv) (lower left front of engine compt) Brk fluid lev sens sig C10 C11 Class 2 serial data Data link connector (dlc) (below dash, left of steering column) Electronic brake control module (ebcm) (inside left front fender) F12 G103 G202 G203 Ground Hot at all times Hot in run or start Ignition Instrument panel cluster (ipc) Interior lights system Ipc/hvac batt fuse l 10a Left front wheel speed sensor (on left front hub/ bearing assembly) Left i/p fuse block (behind left side of dash) Left rear wheel speed sensor (on left rear hub/ bearing assembly) Lf whl spd sens low Lf whl spd sens sig Logic Low trac ind Lr whl spd sens low Lr whl spd sens sig Nca Pnk Powertrain control module (pcm) (below left side of dash) Pump motor Red Rf whl spd sens low Rf whl spd sens sig Right front wheel speed sensor (on right front hub/ bearing assembly) Right rear wheel speed sensor (on right rear hub/ bearing assembly) Rr whl spd sens low Rr whl spd sens sig Serial data Splice pack sp103 (on left side of engine, on transmission stud) Splice pack sp202 (on left front side of dash, near fuse block) Splice pack sp203 (right front side of dash) Stop lamp supp Stop lamp switch (below left side of dash) Stop lps fuse j 20a Tan Trac cntl sw Trac off ind Traction control switch Underhood fuse block (left rear of engine compt) Vent hose
ANTI-THEFT Anti-theft Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Anti-theft Wiring Diagram for Pontiac Grand Am GT 2005: 61 (below dash, left of steering column) (left ``b" pillar) A/c-bfc fuse 37 10a A10 B10 B11 Battery + voltage Bfc battery fuse f 10a Body control module (bcm) (below right side of dash) C1 f3 C11 Class 2 serial data Data Data link connector (dlc) Door lock switch Dr lock/unlock sig Driver door lock switch Front passenger G202 G301 G302 Gnd Ground Headlamp rly ctrl Headlights system Horn relay ctrl Horns system Hot at all times Hot in acc, on or start Hot in on or start Ign Ignition 0 voltage Ignition 1 voltage Ignition lock cylinder Instrument panel cluster (ipc) Ipc/bfc acc fuse i 10a Left front door jamb switch Left i/p fuse block (behind left side of dash) Left rear door ajar switch (sedan) Lf door sw sig Logic Passlock sensor Pnk Power distribution system Powertrain control module (pcm) (below left side of dash) Rear compartment lid release switch Remote control door lock receiver (rcdlr) (on rear package shelf) Rf door sw sig Right front door jamb switch Right i/p fuse block (behind right side of dash) Right rear door ajar switch (sedan) Sec sensor lo ref Security ind Security sensor sig Sp202 (on left front side of dash, near fuse block) Sp301 (on left side of passenger compt, at kick panel) Sp302 (right front rocker panel) Trunk release relay Trunk rly ctrl Trunk switch sig Underhood fuse block (left rear of engine compt)
BODY CONTROL MODULES Body Control Modules Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Body Control Modules Wiring Diagram for Pontiac Grand Am GT 2005: 76 A/c bfc fuse 37 10a A/c request sig A10 A11 A12 A2 c1 Air conditioning system Anti-lock brake system Anti-theft system B10 B11 B12 Battery fuse voltage Battery positive voltage Bfc batt fuse f 10a Body control module (bcm) (below right side of dash) Brake fluid level sens sig Class 2 serial data Computer data lines system Coolant level switch (in right side of engine compt) Courtesy lamp low ctrl Cruise fuse e 10a Door lock ctrl Door lock/unlock sig Door locks system Door unlock ctrl Driver lock relay unlock Driver seat belt sw sig Drl ambient light sen low ref Drl ambient light sensor sig Drl rly ctrl Exterior lights system Fog lamp rly ctrl Front fog lamp sw sig G101 G202 Ground Headlamp beam-high Headlamp beam-low Headlamp low beam rly ctrl Headlights system Horn rly ctrl Horns system Hot at all times Hot in acc, on or start Hot in on Hot in on or start Ignition 0 voltage Ignition 1 voltage Instrument cluster system Int lps fuse g 10a Interior lights system Ipc/bfc acc fuse i 10a Key-in ign sw sig Left front door ajar sw sig Left i/p fuse block (behind left side of dash) Low coolant level ind ctrl Park brake sw sig Park lamp rly ctrl Park lamp sw sig Pnk Right frt door ajar sw sig Right i/p fuse block (behind right side of dash) Security syst sensor sig Security syst sensor sup volt Security system sensor low Sp101 (on left side of engine compt, near strut) Sp202 (on left front side of dash, near fuse block) Traction control sw sig Trunk release rly ctrl Trunk release sw sig Trunk, tailgate, fuel doors system Underhood fuse block (left rear of engine compt) Warning system Windshield washer fluid level Wiper/washer system
COMPUTER DATA LINES Computer Data Lines Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Computer Data Lines Wiring Diagram for Pontiac Grand Am GT 2005: 23 (behind left side of dash) left i/p fuse block (on rear package shelf) remote control door lock receiver (rcdlr) 2.2l 3.4l A12 Body control module (bcm) (below right side of dash) Data clss 2 Data link connector (dlc) (below dash, left of steering column) Digital radio receiver (if equipped) (right kick panel) Electronic brake control module (ebcm) (inside left front fender) G201 Hazard switch Hot at all times If equipped Inflatable restraint sensing & diagnostic module (sdm) (under right front seat, below carpet) Instrument panel cluster (ipc) Ipc/hvac batt fuse 10a Left i/p fuse block (behind left side of dash) Power distribution system Powertrain control module (pcm) (below left side of dash) Radio Sp102 (left side of engine, in front g102 of starter) Sp201 (on left front side of dash, near fuse block)
COOLING FAN Cooling Fan Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Cooling Fan Wiring Diagram for Pontiac Grand Am GT 2005: 32 (left rear of engine compartment) underhood fuse block A10 A11 B10 B12 C10 C11 C12 Cool fan 1 fuse 30a Cool fan 1 relay Cool fan 2 fuse 15a Cool fan 2 ground fuse 55 30a Cool fan 2 relay Cool fan mode relay D10 D11 E10 Ect sensor Engine controls system Engine coolant temperature (ect) sensor (on top left rear of engine) F11 G10 G103 High speed fan control Hot at all times Left cooling fan (behind left side of radiator) Low ref Low speed fan control Powertrain control module (pcm) (below left side of dash) Right cooling fan (behind right side of radiator) S102 (in transmission harness) Sp103 (on left side of engine, on transmission stud)
CRUISE CONTROL Cruise Control Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Cruise Control Wiring Diagram for Pontiac Grand Am GT 2005: 46 A12 B12 B4 c1 Brake input 1 Brake input 2 C206 C207 Computer data lines system Cruise control module (right side of engine compt) Cruise control on/off switch Cruise disable input Cruise disable output Cruise engaged input Cruise engaged output Cruise fuse 10a Cruise on input Cruise release Cruise sw fuse 2a F12 G101 G201 Ground Hot at all times Hot in run Ignition Inflatable restraint steering wheel module coil Left i/p fuse block (behind left side of dash) Off Powertrain control module (pcm) (below left side of dash) R/a Resume/accel input Right i/p fuse block (behind right side of dash) S/c Serial data Set/coast input Sp101 (on left side of engine compt, near strut) Sp201 (on left side of dash, near fuse block) Stop lamp switch (below left side of dash) Stop lps fuse 20a Tcc/brake switch (below left side of dash) Underhood fuse block (left rear of engine compt) Vehicle speed sensor (vss) (m/t: at rear of engine/transaxle) (a/t: at rear of engine/transaxle assembly) Vss high Vss input Vss low Vss output
DEFOGGERS Defoggers Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Defoggers Wiring Diagram for Pontiac Grand Am GT 2005: 29 A11 C c2 C1 a C1 c2 C2 a C3 c12 Defog request Defogger switch G202 G402 Ground Ground distribution system Hot at all times Hot in on Htr-a/c fuse 10a Hvac control assembly Ign K c2 Left i/p fuse block (behind left side of dash) On indicator Power distribution system Rear window defogger grid Relay ctrl Rr defog fuse 30a Rr defog relay Sp202 (on left front side of dash, near fuse block) Sp402 (on right rear package shelf) Timing circuit Underhood fuse block (left rear of engine compt)
ENGINE PERFORMANCE
2.2L VIN F 2.2L VIN F, Engine Performance Wiring Diagram (1 of 3) for Pontiac Grand Am GT 2005 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (1 of 3) for Pontiac Grand Am GT 2005: 58 (a/t) (inside fuel tank) fuel pump & sender assembly A/c clutch relay A/c press 5v ref A/c press low ref A/c press sens sig A/c refrigerant pressure sensor (front of engine compt) Air conditioning system B12 Battery Brake sw C8 pnk Class 2 serial data Computer data lines system Cooling fan system Cruise control module (right side of engine compt) Cruise fuse e 10a Cruise inhibit sig Data link connector (dlc) (below dash, left of steering column) Evap vent sol Evaporative emission canister vent solenoid (under rear of vehicle) Ftp sens 5v ref Ftp sens low ref Ftp sens sig Fuel level sig Fuel pump Fuel pump ctrl Fuel tank pressure (ftp) sensor (under rear of vehicle) G302 Hi spd cool fan rly Hot at all times Hot in acc, run or start Hot in run Hot in run or start Iat sens 5v ref Iat sens low ref Ign 0 voltage Ignition Instrument panel cluster Intake air temperature (iat) sensor (on engine air intake duct) Ipc/bfc acc fuse i 10a Left i/p fuse block (behind left side of dash) Lo spd fan control Mil control Pcm acc fuse g 10a Pcm batt fuse 44 10a Pcm ign fuse 39 10a Pnk Power distribution system Powertrain control module (pcm) (below left side of dash) Right i/p fuse block (behind right side of dash) Service engine soon ind Solid state Speed sig Splice pack sp302 (right front rocker panel) Tan Tcc/ brake switch (below left side of dash) Underhood fuse block (left rear of engine compt) 2.2L VIN F, Engine Performance Wiring Diagram (2 of 3) for Pontiac Grand Am GT 2005 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (2 of 3) for Pontiac Grand Am GT 2005: 34 1-2 shift sol 2-3 shift sol A7 pnk Automatic transaxle Automatic transaxle fluid pressure manual valve position switch Automatic transaxle fluid temperature sensor Automatic transaxle input shaft speed sensor B10 Crankshaft position (ckp) sensor D5 pnk Engine coolant temperature (ect) sensor (on top left rear of engine) F/p-injr fuse 48 15a Fuel pump relay G102 G103 Gnd Hot in run or start Ign mod fuse 41 10a Ignition coils Ignition control module (icm) (top right rear of engine) Inter- connect Left i/p fuse block (behind left side of dash) Pnk Pressure control sol Red Release tcc Rev S103 Splice pack sp102 (left side of engine, in front of starter) Splice pack sp103 (on transmission stud) Tan Tcc pwm sol Transaxle range switch Underhood fuse block (left rear of engine compt) 2.2L VIN F, Engine Performance Wiring Diagram (3 of 3) for Pontiac Grand Am GT 2005 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (3 of 3) for Pontiac Grand Am GT 2005: 80 (inj harn, 16 cm from c130) 1-2 ss 2-3 ss 5v ref A4 pnk Auto trans fuse 38 10a C11 Ckp sens low ref Ckp sens sig Cmp sens sig Cruise engage sig Ect sens low ref Ect sens sig Engine oil pressure sensor (lower left side of eng) Erls fuse 47 10a Evap purge sol Evaporative emission (evap) canister purge solenoid (top right rear of engine) Fuel injectors G102 Gen field duty sig Gen turn on sig Generator Ground Heated oxygen sensor 1 (on right exhaust manifold) Heated oxygen sensor 2 (on rear of catalytic converter) Ho2s 1 high sig Ho2s 1 htr ctrl Ho2s 1 low sig Ho2s 2 high sig Ho2s 2 htr ctrl Ho2s 2 low sig Hot in run Hot in run or start Iac coil a high Iac coil a low Iac coil b high Iac coil b low Ic timing ctrl Idle air control (iac) valve (top rear of engine) Inj 1 ctrl Inj 2 ctrl Inj 3 ctrl Inj 4 ctrl Iss high Iss low Knock sens low ref Knock sens sig Knock sensor (lower left side of engine) Left i/p fuse block (behind left side of dash) Manifold absolute pressure (map) sensor (top right side of engine) Map sens low ref Map sens sig Nca Oil press sig Pc sol high Pc sol low Pnk Powertrain control module (pcm) (below left side of dash) Red S101 Splice pack sp102 (left side of engine) Tan Tcc release sig Tcc sol Tfp sw b Tfp sw c Tft sens sig Tft sesn low ref Throttle position (tp) sensor (on throttle body) Tp sens 5v ref Tp sens low ref Tp sens sig Trs sig a Trs sig b Trs sig c Trs sig p Underhood fuse block (left rear of engine compt) Vehicle speed sensor (vss) (at rear of engine/transaxle) Vss high Vss low
3.4L VIN E 3.4L VIN E, Engine Performance Wiring Diagram (1 of 3) for Pontiac Grand Am GT 2005 List of elements for 3.4L VIN E, Engine Performance Wiring Diagram (1 of 3) for Pontiac Grand Am GT 2005: 77 (below dash, left of steering column) (injector harness, 16 cm from c130) (under right side of dash) sp302 1-2 ss ctrl 2-3 ss ctrl 5 volt ref a A/c press gnd A/t iss hi A/t iss lo B12 Battery Body control module (below right side of dash) Cmp sens Cooling fans system Cruise control system Cruise disable Cruise fuse e 10a Data link connector Egr sen gnd Egr val ctrl Engine spd sig Evap purge Fuel inj 1 Fuel inj 2 Fuel inj 3 Fuel inj 5 Fuel inj 6 Fuel injectors Fuel pump and sender assembly (under rear of vehicle) Fuel pump motor G102 G302 Hi spd sig Ho2s 1 lo Ho2s 2 lo Ho2s low sig Hot at all times Hot in acc, run or start Hot in run Hot in run or start Iac coil b hi Ic ref lo Ic timing Ign Instrument cluster system Knock sensor (lower left side of eng) Ks signal Left i/p fuse block (behind left side of dash) Lo spd sig Maf sen sig Mass airflow sensor (top rear of engine) Medium spd sig Park/neutral position switch (on left front top of transaxle) Pcm acc fuse g 10a Pcm batt fuse 44 10a Pcm gnd Pcm ground Pcm/ign fuse 39 10a Pnk Pnk c Power distri- bution system Powertrain control module (pcm) (below left side of dash) Right i/p fuse block (behind right side of dash) S101 Sen gnd Serial data Sp102 (left side of engine, in front of starter) Tan Tcc bk sw Tcc/ brake switch (below left side of dash) Tft sen lo Tr sw input b Under- hood fuse block (left rear of engine compt) Vehicle speed sensor (at rear of engine/transaxle) Vss hi Vss lo Vss out 3.4L VIN E, Engine Performance Wiring Diagram (2 of 3) for Pontiac Grand Am GT 2005 List of elements for 3.4L VIN E, Engine Performance Wiring Diagram (2 of 3) for Pontiac Grand Am GT 2005: 42 (on left side of engine, on transmission stud) sp103 (transmission harness) 1-2 shift solenoid valve 2-3 shift solenoid valve A/c refrigerant pressure sensor (front of engine compt) Auto tran fuse 10a Auto- matic input shaft speed sensor Automatic transaxle Automatic transaxle temperature sensor B10 Ckp sens Crankshaft position sensor b (lower right side of eng) Dr sw Engine coolant temperature (ect) sensor (top left rear of engine) Engine oil pressure sensor (lower left side of engine) F/p injr fuse 48 15a Fuel pump relay G103 Gnd Hot in run or start Ic timing Ign Ign mod fuse 10a Ignition control module (top right rear of engine) Intake air temperature sensor (on engine air intake duct) Left i/p fuse block (behind c3 left side of dash) Lo ref Manifold absolute pressure (map) sensor (top right side of engine) Pnk Power distribution system Pressure control solenoid valve Red Rev sw S102 S103 Sp103 (on left side of engine, on transmission stud) Speed sig Tan Tan b Tcc sw Torque converter clutch pwm solenoid valve Underhood fuse block (left rear of engine compt) 3.4L VIN E, Engine Performance Wiring Diagram (3 of 3) for Pontiac Grand Am GT 2005 List of elements for 3.4L VIN E, Engine Performance Wiring Diagram (3 of 3) for Pontiac Grand Am GT 2005: 76 (rear of catalytic converter) heated oxygen sensor 2 (right exhaust manifold) heated oxygen sensor 1 (top rear of engine) idle air control (iac) valve (top right rear of engine) exhaust gas recirculation (egr) valve A/c comp rly A/c press +5v A/c refrig press Air conditioning system B11 C11 Camshaft position (cmp) sensor (top rear of engine) Ckp sens +12v Ckp sens gnd Cmp sens +12v Cmp sens gnd Crank fuse 54 10a Crank voltage Crankshaft position (ckp) sensor a (behind crankshaft pulley) Cruise control system Cruise engage in Ect sen sig Egr +5v Egr sens Egr val ign + Eng oil press in Erls fuse 10a Evap can vent Evaporative emission canister purge solenoid (top right rear of eng) Evaporative emission canister vent solenoid (under rear of vehicle) Ftp sens +5v Fuel inj 4 Fuel level in Fuel pump rly Fuel tank press Fuel tank pressure (ftp) sensor (under rear of vehicle) Gen turn on sig Generator Ho2s 1 htr low Ho2s 1 sig Ho2s 2 htr low Ho2s 2 sig Hot in run Hot in start Iac coil a hi Iac coil a lo Iac coil b lo Iat sen sig Ign Instrument panel cluster Left i/p fuse block (behind left side of dash) Malfunction indicator lamp Map sen sig Mil ctrl Nca Pc sol val hi Pc sol val lo Pnk Powertrain control module (pcm) (below let side of dash) Red Red b Sen gnd Starter relay Starting/charging system Tan Tcc pwm sol ctrl Tcc release sw Tfp sw b Tfp sw c Tft sens sig Throttle position (tp) sensor (on throttle body) Tp sen in Tps +5v Tr sw c in Tr sw p in Trans range a Underhood fuse block (left rear of engine compt)
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Back-up Lamps Wiring Diagram for Pontiac Grand Am GT 2005: 16 B/u lp/btsi fuse 15a B11 C3 c3 G401 G402 Hot in on or start Left back-up lamp Left rear lamp assembly Park/ neutral position switch (left front top of transaxle) Pnk Right back-up lamp Right i/p fuse block (behind right side of dash) Right rear lamp assembly Sp401 (on left side of package shelf) Sp402 (on right rear package shelf) Underhood fuse block (left rear of engine compt) Exterior Lamps Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Exterior Lamps Wiring Diagram for Pontiac Grand Am GT 2005: 69 (below right side of dash) body control module (bcm) A10 A12 Air conditioning system Auto park lamp cntrl relay 19 B10 B11 B12 B12 c2 Battery voltage C10 C12 C2 b Center high mounted stop lamp (chmsl) F12 G101 G201 G202 G401 G402 Ground Ground distribution system Hazard lps fuse 15a Hazard switch Head Hot at all times Hot in on or start Ign 1 voltage Instrument panel cluster (ipc) Interior lights system Left Left front auxiliary park lamp Left front marker lamp Left front park/turn signal lamp Left i/p fuse block (behind left side of dash) Left rear lamp assembly Left turn indicator Left turn signal lamp License lamp Off On sig Park Park lps fuse 15a Pnk Power Right Right front auxiliary park lamp Right front marker lamp Right front park/ turn signal lamp Right i/p fuse block (behind right side of dash) Right rear lamp assembly Right turn indicator Right turn signal lamp Rly ctrl Sounds system Sp101 (on left side of engine compt, near strut Sp101 (on left side of engine compt, near strut) Sp201 (on left front of dash, near fuse block Sp202 (on left front side of dash, near fuse block) Sp401 (on left side of package shelf) Sp402 (on right rear package shelf) Stop Stop lamp switch (below left side of dash) Stop lps fuse 20a Turn Turn lps fuse 10a Turn signal flasher Turn signal/ multi- function switch Underhood fuse block (left rear of engine compartment)
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 3) for Pontiac Grand Am GT 2005 List of elements for Ground Distribution Wiring Diagram (1 of 3) for Pontiac Grand Am GT 2005: 56 (behind left side of dash) left i/p fuse block (if equipped) right steering wheel controls (left rear of engine compt) underhood fuse block (not used) (not used) b A/t A/t shift lock control solenoid A10 Battery Blower motor Brake fluid level switch C12 C206 C207 Cigar lighter Coolant level switch Cruise control module (ccm) D10 Data link connector (dlc) Daytime running lamps (drl) resistor E10 Electronic brake control module (ebcm) G101 (on left side of engine compt, near strut) G102 (in front of starter) G103 (on left side of engine, on transmission stud) G104 (on left front side of engine compt) G201 (on left side of dash, near fuse block) G203 (below right side of dash) Hazard switch Heated oxygen sensor (ho2s) sensor 2 Horn assembly I/p compartment lamp/ switch Ignition control module (icm) Inflatable restraint steering wheel module coil Left front auxiliary park lamp Left front fog lamp Left front park/turn signal lamp Mass air flow (maf) sensor Nca c Park/neutral position (pnp) switch Powertrain control module (pcm) Radio Right front auxiliary park lamp Right front fog lamp Right front park/turn signal lamp Shift indicator lamp Splice pack sp101 Splice pack sp102 Splice pack sp103 Splice pack sp201 Splice pack sp203 Traction control switch Turn signal/ multi-function switch Windshield washer fluid level switch Windshield washer fluid pump Windshield wiper motor assembly Ground Distribution Wiring Diagram (2 of 3) for Pontiac Grand Am GT 2005 List of elements for Ground Distribution Wiring Diagram (2 of 3) for Pontiac Grand Am GT 2005: 39 (coupe) (if equipped) fog lamp switch (not used) (sedan) 4-way adjust 6-way adjust A10 A12 Air temperature actuator Body control module (bcm) Digital radio receiver Driver door lock switch Driver seat adjuster switch Driver window switch Front passenger door lock switch Front passenger window switch Fuel pump & sender assembly G202 (on left side of dash, near fuse block) G301 (left front rocker panel) G302 (right front rocker panel) Hvac control assembly I/p dimmer switch Ignition switch Instrument panel cluster (ipc) Left front door jamb switch Left rear door ajar switch Nca Outside rear view mirror switch Radio Rear compartment lid release switch Right front door jamb switch Right rear door ajar switch Seat belt switch Sedan Splice pack sp202 Splice pack sp301 Splice pack sp302 Traction control switch W/ s-band digital audio system Ground Distribution Wiring Diagram (3 of 3) for Pontiac Grand Am GT 2005 List of elements for Ground Distribution Wiring Diagram (3 of 3) for Pontiac Grand Am GT 2005: 19 (not used) (w/ reading lamps) inside rearview mirror Audio amplifier Center high mounted stop lamp (chmsl) Dome lamp G401 (on rear left package shelf) G402 (on right rear package shelf) Left backup lamp Left rear lamp assembly License lamp Rear compartment lid release actuator Rear window defogger grid Remote control door lock receiver (rcdlr) Right back-up lamp Right rear lamp assembly Splice pack sp401 Splice pack sp402 Sunroof assembly Sunroof module
HEADLIGHTS Headlights Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Headlights Wiring Diagram for Pontiac Grand Am GT 2005: 69 A10 c3 A12 Al sens ref Al sens sig Ambient light sensor (on top of dash trim pad) Auto hdlp ctrl relay B12 c3 B3 c3 Batt Body control module (bcm) (below right side of dash) C pnk C4 c3 C9 c2 Computer data lines system D10 c2 D11 c2 Daytime running lamps (drl) resistor (on center rear of impact bar) Drl relay F12 Flash-to -pass Flash-to -pass high Fog lamp switch Fog lp relay Fog lp sw Fog lps fuse f 10a Fog lps relay G101 G201 G202 Head High beam High beam in High beam ind Hot at all times Hot in run Htr a/c fuse 46 10a Instrument panel cluster (ipc) Left front fog lamp Left headlamp Lh hdlp fuse 51 15a Lo beam rly Logic Low Low beam Low beam in Off On indicator Park Park brake switch (part of park brake assembly) Pk brake sw Pnk Q10 Q11 Q12 Rh hdlp fuse 50 15a Right front fog lamp Right headlamp Right i/p fuse block (behind right side of dash) S10 S11 S12 Serial data Sp101 (on left side of engine compartment, near strut) Sp101 (on left side of engine compt, near strut) Sp201 (on left front side of dash, near fuse block) Sp202 (on left front side of dash, near fuse block) Turn signal/ multi-function switch Underhood fuse block (left rear of engine compartment) Underhood fuse block (left rear of engine compt)
HORN Horn Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Horn Wiring Diagram for Pontiac Grand Am GT 2005: 19 Body control module (bcm) (below right side of dash) C12 C2 a Cancel cam G101 Horn assembly (behind right fender) Horn fuse 43 15a Horn relay Horn relay control Horn slip ring Horn switch Hot at all times Sp101 (on left side of engine compt, near strut) T11 T12 Turn signal/ multi-function switch Underhood fuse block (left rear of engine compartment) V11 V12
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Instrument Cluster Wiring Diagram for Pontiac Grand Am GT 2005: 97 A10 A11 A12 Abs indicator Air bag ind B10 B11 B12 Batt Body control module (bcm) (below right side of dash) Brake fluid level switch (on master cylinder reservoir) Brake indicator C6 sensor signal C8 serial data Change oil indicator Class 2 (bcm) Class 2 (bcm/ebcm) Class 2 (ebcm) Class 2 (ipc/bcm) Class 2 (pcm/bcm) Class 2 (sdm) Class 2 serial data Coolant Coolant level switch (in right side of engine compartment) Data link connector (dlc) (below dash, left of steering column) Electronic brake control module (ebcm) (inside left front fender) Engine Engine controls system Engine oil level switch connector Engine oil pressure sensor (lower left side of engine) Exterior lights system Fuel Fuel pump and sender assembly (inside fuel tank) G101 G102 G103 G202 Gauge Gnd Headlights system Hi beam in Hi beam indicator Hot at all times Hot in acc run or start If equipped Ign Ign 0 Illumination (5 bulbs) Inflatable restraint sensing & diagnostic module (sdm) (w/ abs) (under right front seat, below carpet) Instrument panel cluster (ipc) Interior lights system Ipc/bfc acc fuse 10a Ipc/hvac batt fuse 10a Left i/p fuse block (behind left side of dash) Left turn indicator Lo beam in Logic Low coolant indicator Low coolant level ind ctrl Low fuel indicator Low oil indicator (3.4l) (if equipped) Low reference Low traction indicator Low washer indicator Mil ctrl Oil level signal Oil pressure indicator Oil pressure signal Park brake sw signal Park brake switch (part of park brake assembly) Park lamp sw on Pnk Power distribution system Powertrain control module (pcm) (below left side of dash) Right i/p fuse block (behind right side of dash) Right turn indicator Seat belt indicator Security indicator Sensor signal Serial data Serial data class 2 Service engine soon indicator (malfunction indicator lamp) Service vehicle soon indicator Shift indicator (m/t) Sp101 (on left side of engine compt, near strut) Sp102 (left side of engine, in front of starter) Sp103 (on left side of engine, on transmission stud) Sp202 (on left front side of dash, near fuse block) Speedometer Tachometer Temperature Temperature indicator Traction off indicator Trip/ odometer reset switch Volts indicator Washer fluid level Wiper/washer system
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Courtesy Lamps Wiring Diagram for Pontiac Grand Am GT 2005: 41 (in rear compt lid) (w/ reading lamps) inside rearview mirror A11 A12 B(+) voltage B10 B11 Base Bfc batt fuse 10a Body control module (bcm) (below right side of dash) C11 Ctsy lps low Dome lamp Door Driver door lock switch Except base G202 G203 G302 G401 Hot at all times I/p compartment lamp/ switch I/p dimmer switch Int lps fuse 10a Left front door jamb switch Left i/p fuse block (behind left side of dash) Left rear door ajar switch (sedan) Lf door input Off Power control Rear compartment courtesy lamp Rear compartment lid release actuator Rear dr input Right front door jamb switch Right front door lock switch Right i/p fuse block (behind right side of dash) Right rear door ajar switch (sedan) Sp202 (on left front side of dash near fuse block) Sp203 (right front side of dash) Sp302 (right front rocker panel) Sp401 (on left side of package shelf) Instrument Illumination Wiring Diagram (1 of 2) for Pontiac Grand Am GT 2005 List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Pontiac Grand Am GT 2005: 37 Auto park lamp control relay B12 Body control module (bcm) (behind right side of dash) C1 b1 C1 b4 C2 j C3 b5 Cruise control on/off switch Cruise sw lps fuse 2a E12 F12 G201 G202 G203 Hazard switch Head Hot at all times Hvac control assembly I/p dimmer switch I/p dimming module (behind left side of dash) Inflatable restraint steering wheel module coil Inst lps fuse 10a Instrument panel cluster (5 bulbs) Off Park Park lps fuse 15a Radio Right i/p fuse block (behind right side of dash) Shift indicator light Sp201 (on left side of dash, near fuse block) Sp202 (on left front side of dash, near fuse block) Sp203 (right front side of dash) To right i/p fuse block (diagram 2 of 2) Traction control switch Turn/ signal multi-function switch Underhood fuse block (left rear of engine compt) W/ steering wheel controls Instrument Illumination Wiring Diagram (2 of 2) for Pontiac Grand Am GT 2005 List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Pontiac Grand Am GT 2005: 15 B c1 Driver door lock switch Driver window switch From right a i/p fuse block (diagram 1 of 2) Front passenger door lock switch Front passenger window switch G301 G302 Left front door jamb switch Right front door jamb switch Right i/p fuse block (behind right side of dash) Sp301 (on left side of passenger compartment, at kick panel) Sp302 (right front rocker panel) W/ power windows W/o power windows
POWER DISTRIBUTION Power Distribution Wiring Diagram (2 of 2) for Pontiac Grand Am GT 2005 List of elements for Power Distribution Wiring Diagram (2 of 2) for Pontiac Grand Am GT 2005: 92 (diagram 1 of 2) (in injector harness, 16 cm from c130) s101 (left rear of engine compt) underhood fuse block 1-2 shift solenoid (1-2 ss) valve 2-3 shift solenoid (2-3 ss) valve A/c bfc fuse 10a A/c comp relay A11 A12 A7 c3 Abs/ evo/ ign fuse 15a Acc Air bag fuse 10a Air temperature actuator Auto trans fuse 10a B/u lp/ btsi fuse 15a B11 Body control module (bcm) C2 b C2 c C2 c2 C3 a8 C3 c11 Crank fuse 10a Cruise control module (ccm) Cruise control on/off switch Cruise fuse 10a Cruise sw fuse 2a Driver window switch Drl relay Electronic brake control module (ebcm) Erls fuse 10a Evaporative emission (evap) canister purge solenoid Evaporative emission (evap) canister vent solenoid F/p injr fuse 15a F11 From ign sw batt 2 fuse d From ign sw e batt 1 fuse (diagram 1 of 2) From ignition switch (diagram 2 of 2) Front passenger window switch (coupe) Fuel injectors Fuel pump relay G (coupe) G (sedan) Hazard switch Heated oxygen sensor (ho2s) sensor 1 Heated oxygen sensor (ho2s) sensor 2 Htr a/c fuse 10a Hvac blower fuse 20a Hvac control assembly Ign mod fuse 10a Ignition control module (icm) Ignition switch (left front of instrument panel) Inflatable restraint sensing & diagnostic module (sdm) Inflatable restraint steering wheel module coil Instrument panel cluster (ipc) Ipc/bfc acc fuse 10a Left i/p fuse block (behind left side of dash) Left i/p fuse block (behind right side of dash) Lock Mass airflow (maf) sensor Nca Off Park/ neutral position switch (a/t) Park/neutral position switch Pcm acc fuse 10a Pcm ign fuse 10a Pnk Powertrain control module (pcm) Pwr wndw circuit breaker 25a Q11 Rear defogger relay Red Right i/p fuse block (behind right side of dash) S103 Start Sunroof assembly Sunroof fuse 20a Sunroof module Tcc/ brake switch To htr a/c ign fuse (diagram 2 of 2) To ign mod fuse (diagram 2 of 2) To sunroof fuse (diagram 2 of 2) Torque converter clutch pulse width modulation (tcc pwm) solenoid valve Turn lps fuse 10a Turn signal/ multifunction switch Under- hood fuse block (left rear of engine compt) Underhood fuse block (left rear of engine compt) W/ sunroof W/ abs Windshield wiper motor assembly Wiper fuse 25a
POWER DOOR LOCKS Power Door Locks Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Power Door Locks Wiring Diagram for Pontiac Grand Am GT 2005: 49 A10 Battery (b+) Body control module (bcm) (below right side of dash) C10 Computer data lines system D10 Door lk Door lk/unlk in Door lock fuse 15a Door lock relay Door unlk Door unlock relay Driver door lk Driver door lock actuator Driver door lock switch Driver door unlock relay (w/ rke) E10 E11 F10 Front passenger door lock actuator Front passenger door lock switch G11 G201 G302 G402 Ground H10 H11 Hot at all times Interior lights system J10 K11 Left i/p fuse block (behind left side of dash) Left rear door lock actuator Lock Remote control door lock receiver (rcdlr) (on rear package shelf) Right i/p fuse block (behind right side of dash) Right rear door lock actuator Serial data Sp201 (on left front side of dash, near fuse block) Sp302 (right front rocker panel) Sp311 (under right front seat) Sp402 (on right rear package shelf) Tan Trunk rel/ radio amp fuse 20a Unlock W/ 8 speaker audio system W/ rke W/o 8 speaker audio system
POWER MIRRORS Power Mirrors Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Power Mirrors Wiring Diagram for Pontiac Grand Am GT 2005: 19 B10 Down Driver Driver outside rearview mirror Front passenger G301 Hot at all times L-r Left Left i/p fuse block (behind left Nca Outside rearview mirror switch Passenger outside rearview mirror Power mirror fuse 10a Right Right/left select switch driver Side of dash) Sp301 (on left side of passenger compt, at kick panel) Up-dn
POWER SEATS 4-Way Adjustable Power Seat Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for 4-Way Adjustable Power Seat Wiring Diagram for Pontiac Grand Am GT 2005: 10 Driver seat adjuster switch G301 Hot at all times Left i/p fuse block (behind left side of dash) Nca Power seat circuit breaker 25a Ptc S201 Seat vertical motor Sp301 (on left side of passenger compt, at kick panel) 6-Way Power Seat Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for 6-Way Power Seat Wiring Diagram for Pontiac Grand Am GT 2005: 18 Back Driver seat adjuster switch Forw Front down Front up G301 Hot at all times Left i/p fuse block (behind left side of dash) Nca Power seat circuit breaker 25a Ptc Rear down Rear up Seat front vertical motor (below seat) Seat horizontal motor (below seat) Seat rear vertical motor (below seat) Sp301 (on left side of passenger compt, at kick panel) Tan
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Power Top/Sunroof Wiring Diagram for Pontiac Grand Am GT 2005: 16 (on left side of package shelf) sp401 A12 Close sig G401 Ground Hot in on Ign 3 vol Low ref Nca Open sig Pnk Right i/p fuse block (behind right side of dash) S309 Sunroof fuse 1 20a Sunroof motor/ actuator (behind headliner, front of sunroof) Sunroof switch
POWER WINDOWS Power Windows Wiring Diagram, 2 Door for Pontiac Grand Am GT 2005 List of elements for Power Windows Wiring Diagram, 2 Door for Pontiac Grand Am GT 2005: 21 C3 b8 Down Driver Driver window motor (in driver's door) Driver window switch Express down Express down module Front passenger Front passenger window motor (in right front door) Front passenger window switch G301 Ground Hot in on Interior lights system Left front down Left front up Pwn wndw circuit breaker 25a Right i/p fuse block (behind right side of dash) Solid state Sp301 (on left side of passenger compt, at kick panel) Tan Power Windows Wiring Diagram, 4 Door for Pontiac Grand Am GT 2005 List of elements for Power Windows Wiring Diagram, 4 Door for Pontiac Grand Am GT 2005: 28 Down Driver Driver window motor (in driver's door) Driver window switch Express Express down module Front passenger Front passenger window motor (in right front door) Front passenger window switch G301 Hot in on Illumination lamp Interior lights system Left front down Left front up Left rear Left rear window motor Left rear window switch Lock out switch Pwr wndw circuit breaker 25a Right i/p fuse block (behind right side of dash) Right rear Right rear window motor Right rear window switch Solid state Sp301 (on left side of passenger compt, at kick panel) Sp311 (under right front seat) Tan
RADIO Radio Wiring Diagram, with Amplifier (1 of 2) for Pontiac Grand Am GT 2005 List of elements for Radio Wiring Diagram, with Amplifier (1 of 2) for Pontiac Grand Am GT 2005: 75 (digital audio system s-band) digital radio antenna (on left front side of dash, near fuse block) (on left front side of dash,near fuse block) sp202 A10 A11 A12 Am/ Amp ctrl Ant in (sat) Ant in (terr) Antenna input Aud out - B10 B11 B12 Bare Battery C10 C12 C206 C207 Coax Computer data lines system Cruise control system Digital radio receiver (if equipped) (right kick panel) Drain wire Exterior lights system G201 G202 G203 Gain cntrl sig Ground Hot at all times I/p lmp voltage Inflatable restraint steering wheel module coil Interior lights system Left i/p fuse block (behind left side of dash) Left steering wheel controls Lf aud + Lf speaker (+) Lf speaker (-) Lr speaker (+) Lr speaker (-) Lt remote aud sig Mute Nca Play Pnk Pre- Prk lamp voltage Radio Radio antenna Radio battery fuse 15a Radio on sig Rem aud sig out - Remote radio cntrl Rf speaker (+) Rf speaker (-) Right i/p fuse block (behind right side of dash) Right steering wheel controls Rr speaker (+) Rr speaker (-) Rt aud + Rt remote aud sig Seek dn Seek up Serial data Set Sp201 Sp202 (on left front side of dash, near fuse block) Sp203 (right front side of dash) Steering wheel assembly Tan Up vol Vol dn Radio Wiring Diagram, with Amplifier (2 of 2) for Pontiac Grand Am GT 2005 List of elements for Radio Wiring Diagram, with Amplifier (2 of 2) for Pontiac Grand Am GT 2005: 59 (on left side of package shelf) sp401 Amp ctrl Audio amplifier (on left side of trunk, beneath trim) B5 c3 Battery E10 E11 E12 E13 E14 E15 E16 F10 F11 F12 F13 F14 F15 F16 G401 Gain cntrl sig Ground Hot at all times L subwoofer (+) L subwoofer (-) Left front speaker Left front tweeter speaker Left i/p fuse block (behind left side of dash) Left rear speaker Lf midrange (+) Lf midrange (-) Lf speaker (+) Lf speaker (-) Lf tweeter (+) Lf tweeter (-) Lr speaker (+) Lr speaker (-) Lr tweeter (+) Lr tweeter (-) R subwoofer (+) R subwoofer (-) Red Rf midrange (+) Rf midrange (-) Rf speaker (+) Rf speaker (-) Rf tweeter (-) Right front speaker Right front tweeter speaker Right rear speaker Rr speaker (+) Rr speaker (-) Rr tweeter (+) Rr tweeter (-) Sp311 (under right front seat) Sub- woofer Tan Trunk rel/ rel/rdo amp fuse 20a Tweeter Radio Wiring Diagram, without Amplifier for Pontiac Grand Am GT 2005 List of elements for Radio Wiring Diagram, without Amplifier for Pontiac Grand Am GT 2005: 77 (on left front side of dash, near fuse block) sp201 (on left front side of dash, near fuse block) sp202 (right front side of dash) sp203 A10 A11 A12 Am/ Ant in (sat) Ant in (terr) Antenna input Aud out - B10 B11 B12 Bare Battery C10 C12 C206 C207 Coax Computer data lines system Cruise control system Digital radio antenna (digital audio system s-band) Digital radio receiver (if equipped) (right kick panel) Dn vol Drain wire Exterior lights system G201 G202 G203 Ground Hot at all times I/p lmp voltage Inflatable restraint steering wheel module coil Interior lights system Left front speaker Left i/p fuse block (behind left side of dash) Left rear speaker Left steering wheel controls Lf aud + Lf speaker (+) Lf speaker (-) Lr speaker (+) Lr speaker (-) Lt remote aud sig Mute Nca Play Pnk Pre- Prk lamp voltage Radio Radio antenna Radio battery fuse 15a Radio on sig Red Rem aud sig out - Remote radio cntrl Rf speaker (+) Rf speaker (-) Right front speaker Right i/p fuse block (behind right side of dash) Right rear speaker Right steering wheel controls Rr speaker (+) Rr speaker (-) Rt aud + Rt remote aud sig Seek dn Serial data Set Sp202 (on left front side of dash,near fuse block) Steering wheel assembly Tan Up seek Vol up
SHIFT INTERLOCK Shift Interlock Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Shift Interlock Wiring Diagram for Pontiac Grand Am GT 2005: 10 A/t shift lock control solenoid (under center console) B/u lp/btsi fuse 42 15a G203 (below right side of dash) Hot in on or start Left i/p fuse block (behind left side of dash) c2 Park/ neutral position (pnp) switch (left front top of transaxle) Pnk Sp203 (right front side of dash) Stop lamp switch (below left side of dash) Underhood fuse block (left rear of engine compt)
STARTING/CHARGING Charging Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Charging Wiring Diagram for Pontiac Grand Am GT 2005: 29 (below right side of dash) (not used) c A (not used) Battery Body control module (bcm) C1 e7 C1 left i/p fuse block (behind left side of dash) Class 2 (pcm/bcm) Data link connector (dlc) (below dash, left of steering column) Fusible link (10 ga-rust) (at left side of engine, near starter) G102 (in front of starter) G104 (on left front side of engine compt) Gen batt fuse 10a Gen terminal l control Generator Hot at all times Hot in acc, run & start Ign Instrument panel cluster (ipc) Ipc/bfc acc fuse 10a Left i/p fuse block (behind left side of dash) Power distribution system Powertrain control module (pcm) (below left side of dash) Red Serial data class 2 Solid state Starter solenoid (on starter) Underhood fuse block (left rear of engine compt) Volts ind Starting Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Starting Wiring Diagram for Pontiac Grand Am GT 2005: 31 (not used) A11 Acc Batt Battery C1 b11 C1 b7 Crank fuse 10a Crnk vlt F11 Fusible link (10 ga- rust) G102 (in front of starter) G104 (on left front side of engine compt) Generator Ign-sw batt 1 fuse 40a Ignition switch Left i/p fuse block (behind left side of dash) Lock Off Park/ neutral position switch (left front top of transaxle) Pcm acc fuse 10a Power distribution system Powertrain control module (pcm) (below left side of dash) Red Run Start Start rly Starter motor Starter relay 11 Starter solenoid Underhood fuse block (left rear of engine compt)
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Supplemental Restraints Wiring Diagram for Pontiac Grand Am GT 2005: 34 A10 A11 A12 A13 A14 A15 A16 A17 A18 Air bag fuse e 10a Air bag indicator Anti-lock brakes system Body control module (bcm) (behind right side of dash) Case ground Class 2 Class 2 serial data Class 2 serial data primary Data link connector (dlc) (below dash, left of steering column) Engine controls system High control Hot in on or start Ign Ignition Inflatable restraint i/p module (right side of instrument panel) Inflatable restraint sensing & diagnostic module (sdm) (under right front seat, below carpet) Inflatable restraint steering wheel module (center of steering wheel) Inflatable restraint steering wheel module coil Instrument panel cluster (ipc) Left i/p fuse block (behind left side of dash) Logic Low control Nca Serial data Shorting bar
TRANSMISSION
2.2L VIN F 2.2L VIN F, A/T Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for 2.2L VIN F, A/T Wiring Diagram for Pontiac Grand Am GT 2005: 73 1-2 shift sol 1-2 ss vlv 2-3 shift sol 2-3 ss vlv A/t iss sens hi A/t sens lo Auto trans fuse 38 10a Automatic transaxle Automatic transaxle fluid pressure manual valve position switch Automatic transaxle fluid temperature sensor Automatic transaxle input shaft speed sensor B12 Batt Brake sw in Class ii serial Computer data lines system Cruise fuse e 10a Data link connector (dlc) (below dash, left side of steering column) Ect sens gnd Ect sens sig Engine coolant temperature (ect) sensor (on top left rear of engine) G102 Gnd Hot at all times Hot in acc, run or start Hot in run Hot in run or start Ign (0) Ign (1) Instrument panel cluster (ipc) Ipc/ bfc acc fuse i 10a Left i/p fuse block (behind left side of dash) Logic Mil ctrl Pc sol hi Pc sol lo Pcm acc fuse g 10a Pcm batt fuse 44 10a Pcm ground Pcm ign fuse 39 10a Pnk Power distribution system Powertrain control module (pcm) (below left side of dash) Pressure control sol Red Release tcc Rev,d,2,1 Right i/p fuse block (behind right side of dash) S103 Service engine soon Splice pack sp102 (left side of engine, front of starter) Tan Tcc pwm sol Tcc pwm vlv Tcc rel sw Tcc/brake switch (below left side of dash) Tft sens gnd Tft sens sig Throttle position (tp) sensor (on throttle body) Tp sens 5v ref Tp sens gnd Tp sens sig Tr sw-a in Tr sw-b in Tr sw-c in Tr sw-p in Trans range-b Trans range-c Transaxle range sensor Underhood fuse block (left rear of engine compt.) Vehicle speed (vss) sensor (rear of engine/transaxle) Vss hi (signal) Vss lo (ground)
3.4L VIN E 3.4L VIN E, A/T Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for 3.4L VIN E, A/T Wiring Diagram for Pontiac Grand Am GT 2005: 74 (in transmission harness) s102 (rear of engine/transaxle assembly) vehicle speed sensor 1-2 shift sol 2-3 shift sol A/t sensor hi A/t sensor lo Auto trans fuse 38 10a Automatic transaxle Automatic transaxle fluid pressure manual valve position switch Automatic transaxle fluid temperature sensor Automatic transaxle input shaft speed sensor B12 Battery in Body computer system Brake switch in C3 a9 Cruise fuse e 10a Data link connector (below dash, left of steering column) Ect return Ect sensor in Engine controls system Engine coolant temperature sensor (top left rear of engine) G102 Gnd Hot at all times Hot in acc, run or start Hot in run Hot in run or start Ignition (1) in Ignition (2) in Instrument cluster system Instrument panel cluster (ipc) Ipc/ bfc acc fuse i 10a Left i/p fuse block (behind left side of dash) Logic Mil ctrl Park/neutral position (pnp) switch (left front top of transaxle) Pc sol hi Pc sol lo Pcm acc fuse g 10a Pcm batt fuse 44 10a Pcm ground Pcm ign fuse 39 10a Pnk Power distribution system Powertrain control module (below left side of dash) Pressure control sol Red Rev Right i/p fuse block (behind right side of dash) S103 Serial data Service engine soon Sp102 (left side of engine, in front of starter) Tan Tcc Tcc pwm sol Tcc release in Tcc/brake switch (below left side of dash) Tfp sw b Tfp sw c Tft sensor gnd Tft sensor in Throttle position sensor (on throttle body) Tp 5v ref Tp sensor in Tps return Tr sw in-a Tr sw in-b Tr sw in-c Tr sw in-p Underhood fuse block (left rear of engine compt) Vss hi (signal) Vss lo (ground)
TRUNK, TAILGATE, FUEL DOOR Trunk Release Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Trunk Release Wiring Diagram for Pontiac Grand Am GT 2005: 18 A9 c3 Body control module (bcm) (below right side of dash) C5 c3 C8 c2 F3 c1 G301 G401 Hot at all times Interior lights system Left i/p fuse block (behind left side of dash) Rear compartment lid release actuator (in rear compartment lid) Rear compartment lid release switch Sp301 (on left side of passenger compt, at kick panel) Sp401 (on left side of package shelf) Trunk rel relay Trunk rel/ radio amp fuse b 20a Trunk release rly ctrl Trunk release sw sig
WARNING SYSTEMS Warning Systems Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Warning Systems Wiring Diagram for Pontiac Grand Am GT 2005: 76 A/c bfc fuse 37 10a A10 A11 A12 A8 c2 B10 B11 B12 Battery Bfc batt fuse f 10a Body control module (bcm) (below right side of dash) C1 a2 C1 d2 C1 e7 C2 b4 C2 c2 C3 b12 C3 b9 C3 c4 Class 2 (bcm) Class 2 serial data Coolant level switch (closed w/ low fluid level) (in right side of engine compt) Courtesy lamps volt Ctsy lamps low ctrl Data link connector (dlc) (below dash, left of steering column) Dr lock/unlock sig Driver door ajar sig Driver unlock door lock switch Front unlock pass- enger door lock switch G101 G202 G301 G302 Ground Head Hot at all times Hot in on or start Ign Ignition 1 voltage Ignition switch (key warning switch) Instrument panel cluster (ipc) Int lps fuse g 10a Interior lights system Key in ignition sw Left front door jamb switch Left i/p fuse block (behind left side of dash) Left rear door ajar switch (sedan) (left "b"pillar) Left seat belt sw Lock Logic Low coolant level ind Nca Off Park Park brake sw signal Park brake switch (part of park brake assembly) Park lamp on signal Park lps fuse 45 15a Pass door ajar sw sig Pnk Powertrain control module (pcm) (below left side of dash) Radio Right front door jamb switch Right i/p fuse block (behind right side of dash) Right rear door ajar switch (sedan) (left "b" pillar) Seat belt ind Seat belt switch (part of driver's seat belt buckle) Serial data Sp101 (on left side of engine compt, near strut) Sp202 (on left front side of dash, near fuse block) Sp301 (on left side of passenger compt, at kick panel) Sp302 (right front rocker panel) Turn signal/ multi-function switch Underhood fuse block (left rear of engine compt) Washer level signal Windshield washer fluid level switch (closed w/ low fluid level)
WIPER/WASHER Wiper/Washer Wiring Diagram for Pontiac Grand Am GT 2005 List of elements for Wiper/Washer Wiring Diagram for Pontiac Grand Am GT 2005: 32 (not used) Body control module (bcm) (below right side of dash) C3 a6 Class 2 (bcm) Class 2 serial data Computer data lines system Fluid level signal G101 G201 High Hot in acc or run Ign Instrument panel cluster (ipc) Left i/p fuse block (behind left side of dash) Logic Low Low washer ind Mist Off Red Sp101 (on left side of engine compt, near strut) Sp201 (on left front side of dash, near fuse block) Turn signal/ multi-function switch Washer switch Windshield washer fluid level switch Windshield washer fluid pump (between reservoir & frame rail) Windshield wiper motor assembly (on left side of firewall) Wiper fuse 25a Wiper motor high speed Wiper sw sig 1 Wiper sw sig 2 Wiper switch
