GROUND DISTRIBUTION – Chevrolet Blazer 2002 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Blazer 2002

List of elements for Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Blazer 2002:

• (2.2l)
• (4.3l)
• (engine harn, between breakout for left rear & right rear eng block ground)
• (not used)
• (not used) f
• (two speed) (active)
• (w/o trip) (w/ trip)
• 4.3l
• A c2
• A/c compressor clutch
• A/c compressor clutch diode
• A/c low pressure switch
• A/t
• A18
• Ambient temperature sensor (w/ overhead console)
• Bare
• Battery
• Body relay block
• Brake fluid level switch
• Breakout to a/c comp and cutoff switch)
• C1 c1
• Cruise control module
• D12
• Data link connector (dlc)
• Daytime running lamps (drl) relay
• Daytime running lamps (drl) relay (zr2)
• Driver information center (dic) (utility)
• E16 c16
• Electronic brake control module
• Fuel pump relay
• G100 (lower right radiator support)
• G101
• G102 (2.2l) (right front of engine block) (4.3l) (right rear of cylinder head)
• G103 (2.2l) (right front of engine block) (4.3l) (right rear of cylinder head)
• G104 (left rear of cylinder head (4.3l)
• G105 (2.2l) (right rear of engine block) (4.3l) (left rear of cylinder head)
• G106 (right side frame rail, in front of right front wheel)
• G107 (right front of engine block)
• G108 (right of radiator support)
• G110 (near windshield washer pump)
• G111 (left of radiator support)
• G112 (right of radiator support)
• Headlamp power relay
• Heated oxygen sensor (ho2s) (bank 1 sensor 1) shield
• Heated oxygen sensor (ho2s) (bank 1 sensor 2)
• Ignition control module
• Inflatable restraint sensing & diagnostic module
• Instrument panel cluster (ipc)
• Left front fog lamp
• Left front park/ turn signal lamp
• Left horn
• M/t
• Mass airflow (maf) sensor
• Nca
• Park/ neutral position (pnp) switch
• Powertrain control module (pcm)
• Rear window washer pump motor
• Remote control door lock receiver
• Right front fog lamp
• Right front park/ turn signal lamp
• Right horn
• S106 (4.3l: eng harn, 7 cm from ho2s breakout 2.2l: eng harn, 25 cm from pcm breakout)
• S140 (engine harn, near end of vss connector)
• S152
• Secondary air injection reactor (air) pump
• Sp100 (left rear of radiator support)
• Sp101 (right of radiator support)
• Starter relay
• Transfer case shift control module
• Underhood fuse block
• Utility
• Vehicle speed sensor (vss) shield
• Vehicle speed sensor shield
• W/ a/c
• W/ k18
• W/ rke
• Windshield washer fluid pump

Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Blazer 2002

List of elements for Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Blazer 2002:

• (2.2l) (4.3l)
• (fleetside)
• (fleetside) right license lamp
• (not used)
• (sportside) (fleetside)
• (sportside) license lamp
• 4 door utility
• 4wd
• Air temperature actuator
• Ashtray lamp
• Automatic shift lock transmission control solenoid
• Automatic transmission shift level indicator lamp
• Automatic transmission shift lock solenoid
• B12
• Bare
• Blower motor (man a/c)
• Blower motor control processor (auto a/c)
• Blower motor relay (man a/c)
• Body control module
• Body relay block
• C10
• Cigar lighter
• Courtesy lamp relay
• Crew cab only
• Data link connector (dlc)
• Door lock relay
• Door unlock relay
• Driver door handle switch
• Driver door jamb switch
• Driver door unlock relay
• Driver seat belt switch
• Ex 4 door utility w/ liftgate
• Extention harn, 10 cm from vss breakout)
• Fog lamp switch
• From s427 (diagram 3 of 3)
• Front passenger door jamb switch
• Fuel pump & sender
• G117 (left rear of engine compartment)
• G200 (left front of dash)
• G201 (left front of dash)
• G203 (right side of dash)
• G204 (right side of dash)
• G207 (on right side of steering column)
• G402 (center of second crossmember from rear)
• G402 (rear of left side frame rail)
• G422
• G475 (rear of left frame rail)
• Headlamp ground relay
• Headlamp switch
• Hvac control module
• I/p compartment lamp
• Ignition key alarm switch
• Inflatable restraint i/p module disable switch
• Instrument panel cluster (ipc)
• Left back-up lamp
• Left license lamp
• Left rear marker lamp
• Left rear park/turn signal lamp
• Motor relay)
• Nca
• Park lock solenoid
• Park switch
• Pickup
• Pickup & utility w/o auto a/c
• Radio
• Rear wiper/ washer switch & endgate/ liftgate window release switch
• Right back-up lamp
• Right license lamp
• Right rear marker lamp
• Right rear park/turn signal lamp
• S134
• S335 (floor shift extension harn, between in-line connector & lamp breakout)
• Sp202 (left center of dash)
• Sp203 (near ashtray)
• Sp401 (rear of right frame rail)
• Sp402 (rear of left frame rail)
• Sp423 (top of rear crossmember)
• Sportside pickup
• Steering wheel controls
• Tan
• Trailer wiring provision
• Transfer case front propshaft speed sensor shield
• Transfer case rear propshaft speed sensor shield
• Transfer case shift control switch
• Utility
• Utility w/ auto a/c
• Utility w/ radio controls
• Utility w/o radio controls
• Vehicle speed sensor (vss) shield
• W/ column shift
• W/ floor shift
• Windshield wiper motor

Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Blazer 2002

List of elements for Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Blazer 2002:

• (8-way pwr seat)
• (auxiliary power tray harn, near in-line i/p connector)
• (left door harn, near door speaker)
• (left power seat harn, under left front seat)
• (utility) (pickup)
• (w/ mem) h d (6-way pwr seat)
• 4 door
• 4 door only
• Audio amplifier
• Auxiliary power outlet
• B a
• Breakout to inside air temperature sensor & left visor mirror)
• C10
• Center high mount stop lamp
• Center high mount stop lamp resistor
• Crew cab
• D12
• D13
• Dome lamp
• Driver door lock & side window switch
• Driver door lock cylinder switch
• Driver heated seat assembly
• Driver lumbar switch
• Driver memory seat module
• Driver outside rear view mirror
• Driver seat adjuster switch
• Driver seat belt switch
• Front passenger door lock & side window switch
• Front passenger door lock & window switch
• Front passenger door lock cylinder switch
• Front passenger heated seat assembly
• Front passenger outside rear view mirror
• Front passenger seat adjuster switch
• Front passenger seat belt switch
• Front passenger seat lumbar switch
• G202 (left front of dash)
• G204 (right side of dash)
• G205 (right side of dash)
• G420 (utility) (right rear body corner) (pickup) (rear of right frame rail)
• G450 (left rear body corner)
• Inside air temperature sensor assembly
• Inside rear view mirror
• Left back-up lamp
• Left door handle switch
• Left rear door jamb switch
• Left rear park/ turn signal lamp
• Left rear tail/ stop lamp
• Left vanity mirror lamp
• Liftgate release actuator
• Nca
• Outside rear view folding mirror switch
• Outside rear view mirror switch
• Overhead console
• Pickup except crewcab
• Pickup w/ power door locks w/o keyless entry
• Rear window defogger grid
• Rear window wiper cutout & liftglass ajar jamb switch
• Rear window wiper motor controller
• Right back-up lamp
• Right door handle switch
• Right rear door jamb switch
• Right rear park/ turn signal lamp
• Right rear tail/ stop lamp
• Right vanity mirror lamp
• S269
• S302
• S313
• S320 (right power seat harn, under right front seat)
• S404 (body harn, 10 cm from high mount stop lamp breakout)
• S419 (left tail lamp jpr harn, 8 cm from grommet)
• S420 (right tail lamp jpr harn, 8 cm from grommet)
• S427 (lr body harn, near left rear taillamp breakout)
• S501
• Sp204 (center of dash)
• Sunroof module
• To sp202 (diagram 2 of 3)
• Transfer case shift control module (np1)
• Transfer case shift control module (np8)
• Turn signal/ hazard flasher module
• Utility
• Utility & crew cab
• Utility & crewcab
• Utility w/ c25
• Utility w/ zm8
• Utility w/o power door locks
• Utility, crew cab & maxi-cab
• W/ enhanced performance audio
• W/ foldilng power mirrors
• W/ heated seats
• W/ mirror lamps
• W/ power door locks except pickup w/o keyless entry
• W/ vehicle communication system
• W/o mirror lamps
• W/o vehicle communication system
• Window lockout switch