ENGINE PERFORMANCE – Chevrolet Lumina LTZ 1997 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.1L

3.1L (VIN M), Engine Performance Wiring Diagrams (1 of 3) for Chevrolet Lumina LTZ 1997

List of elements for 3.1L (VIN M), Engine Performance Wiring Diagrams (1 of 3) for Chevrolet Lumina LTZ 1997:

• (chev) (olds)
• (engine harness, right side of radiator, 7 cm from u/h electrical center #1 breakout)
• (on transaxle)
• (right of steering column)
• 10a
• 24x crank pos in
• 3x ref hi
• 3x ref lo
• 5v ref out
• A/c cmpr ctrl
• A/c request sig
• A/c system
• Brake/tcc sw in
• Cam pos in
• Cam/crnk pos return
• Camshaft position sensor (left side of eng compt, below intake plenum)
• Chev
• Chev only
• Cmp/ckp sensor gnd
• Cool fan #1 relay ctrl
• Cool fan #2 relay ctrl
• Cooling fans system
• Crankshaft position sensor (24x) (behind harmonic balancer, at end of crankshaft)
• Cruise control system
• Cruise engaged sig
• Data link connector
• Dlc class 2 data
• Dlc uart
• Egr val ign posit volt
• Egr valve sol ctrl
• Enable signal
• Engine data sens gnd
• Engine oil level sensor (center of eng oil pan)
• Evap canister vac sw
• Evap purge sol ctrl
• Evaporative emissions canister purge valve (below ignition control module)
• Evaporative emissions canister vent solenoid valve (behind left rear fascia splash shield, in wheel well)
• Fuel
• Fuel enable signal
• Fuel pump rly ctrl
• Fuse 10a
• Fuse 12
• Fuse 42 (chev) 5a
• Fuse block
• G129
• Hot at all times
• Hot in off, run bulb test, or start
• Hot in run, bulb test, or start
• Iac control
• Icm module bypass
• Idle air control (iac) valve (front of throttle assembly)
• Ignition ctrl in
• Instrument cluster system
• Intake air temperature (iat) sensor (on air intake duct)
• Maf sensor in
• Mass air flow sensor (left front of eng compt, in air intake duct)
• Mil lamp control
• Nca
• Oil level input
• Olds
• Pcm bat ecm batt fuse 20a
• Pcm ground
• Pnk
• Power (battery)
• Power (ignition)
• Powertrain control module (right side of eng compt, forward of strut tower)
• S102
• S106
• S128
• S142
• S146 (engine harness, right side of eng compt, 15 cm from pcm breakout)
• S155
• S209
• S237 (i/p harness, 5 cm from blower motor relay breakout)
• Tan
• Tcc enable sol ctrl
• Tcc solenoid ctrl
• Theft deterrent module (behind right side of i/p, above i/p compt)
• Trans range sw 'a'
• Trans range sw parity
• Underhood (u/h) electrical center #1
• Vehicle speed sensor (on transaxle)
• Vss in
• Vss out
• Vss return

3.1L (VIN M), Engine Performance Wiring Diagrams (2 of 3) for Chevrolet Lumina LTZ 1997

List of elements for 3.1L (VIN M), Engine Performance Wiring Diagrams (2 of 3) for Chevrolet Lumina LTZ 1997:

• (chev) (olds)
• (engine harness, above ignition control module)
• (engine harness, right side of eng compt, 15 cm from pcm breakout)
• (olds) (chev)
• (on transaxle)
• 1996 vftc c
• 3x ref hi
• 3x ref lo
• 7x ref hi
• 7x ref lo
• Bypass ctrl
• C1 c3
• Chev
• Crankshaft position sensor (7x) (lower rear of eng)
• D1 c10
• D12 d8
• E11
• Elek ign fuse 15a
• Engine coolant temperature sensor (left side top of eng)
• Exhaust gas recirc- ulation valve (upper right side of eng)
• F/injn fuse 20a
• F11
• Fan control #2 relay (olds)
• Fuel level sensor
• Fuel pump
• Fuel pump relay (on under- hood (u/h) electrical center #1)
• Fuel tank
• Fuse 10a
• Fuse block
• G10
• G11
• G129
• G308 (at base of left "b" pillar)
• Gnd
• Hot in run, bulb test or start
• Ig ctrl
• Ignition control module (top center rear of eng)
• Instrument cluster
• Instrument cluster system
• Malfunction indicator lamp
• Nca
• Olds
• Olds only
• Pcm ign ecm ign fuse 15a
• Plugs spark
• Pnk
• S107
• S122
• S156
• S157
• S171
• S209
• Seat belt/ ignition key/ lamps alarm (right side of heater-a/c module)
• Spark plugs
• Stoplamp switch (on brake pedal support)
• Tach output
• Tachometer
• Tan
• Tcc fuse 15a
• Throttle position sensor (on throttle assembly)
• Transaxle range switch (left rear of eng compt, on transaxle)
• Underhood (u/h) electrical center #1

3.1L (VIN M), Engine Performance Wiring Diagrams (3 of 3) for Chevrolet Lumina LTZ 1997

List of elements for 3.1L (VIN M), Engine Performance Wiring Diagrams (3 of 3) for Chevrolet Lumina LTZ 1997:

• (chev)
• (eng jumper harn, 2 cm from fuel injector #2)
• (eng jumper harn, 2 cm from pcm breakout)
• (fuel tank harn, 43 cm from 6-pin black connector top center rear of fuel tank)
• (olds only)
• (on tranaxle)
• (top rear of eng, below ignition control module) evaporative emission canister vacuum switch
• 1-2 shift solenoid
• 1-2 ss ctrl
• 2-3 shift solenoid
• 2-3 ss ctrl
• A/c press sens in
• A/c refrigerant pressure sensor (right side of eng compt, below accumulator)
• Auto transaxle fluid temperature sensor
• B red
• Change oil soon ind
• Charge warning ind
• Chev
• Chev only
• Cruise control system
• Cruise disable out
• Ect sensor in
• Evap vent input
• Fuel gauge ctrl
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• Fuel injectors
• Fuel tank pressure in
• Fuel tank pressure sensor (inside fuel tank)
• Fuse 10a h6
• G101 (on transaxle)
• G129
• G129 (on transaxle)
• Gen out signal in
• Generator
• Heated oxygen sensor #2 (in exhaust pipe, behind catalyst)
• Heated oxygen sensor #1 (rear of engine, in exhaust manifold)
• Ho2s 1 hi in
• Ho2s 1 low in
• Ho2s 2 hi in
• Ho2s 2 low in
• Hot in run, bulb test or start
• Iat sensor in
• Instrument cluster system
• Knock sens in
• Knock sensor (front of eng, above starter)
• Linear egr pos sens in
• Low oil level ind
• Manifold absolute pressure sensor (top rear of eng, near ign control module)
• Map sensor in
• Nca
• Olds
• Pcm ground
• Pnk
• Powertrain control module (right side of eng compt, forward of strut tower)
• Red
• S105
• S106
• S109
• S121
• S128
• S425
• Tan
• Tcc pwm solenoid
• Tcc solenoid
• Tp sensor in
• Trans h7
• Trans range sw 'b' in
• Trans range sw 'c' in
• Trans temp sens in
• Transaxle
• Underhood (u/h) electrical center #1

3.4L

3.4L (VIN X), Engine Controls Wiring Diagram, 4T60-E (1 of 3) for Chevrolet Lumina LTZ 1997

List of elements for 3.4L (VIN X), Engine Controls Wiring Diagram, 4T60-E (1 of 3) for Chevrolet Lumina LTZ 1997:

• (engine harness, 6 cm from fuel injector #4)
• (engine harness, right side of radiator, 23 cm from u/h electrical center #1 breakout)
• (on transaxle)
• (right of steering column)
• 10a
• 24x crank pos in
• 3x ref hi
• 3x ref lo
• 5v ref out
• A/c cmpr ctrl
• A/c request sig
• A/c system
• Brake/tcc sw in
• Cam pos in
• Cam/crnk pos return
• Camshaft position sensor (top left side of eng, on cylinder head)
• Cmp/ckp sensor gnd
• Cool fan #1 relay ctrl
• Cool fan #2 relay ctrl
• Cooling fans system
• Crankshaft position sensor (24x) (behind harmonic balancer, at end of crankshaft)
• Cruise control system
• Cruise engaged sig
• Data link connector
• Dlc class 2 data
• Dlc uart
• Egr val ign posit volt
• Egr valve sol ctrl
• Enable signal
• Engine data sens gnd
• Engine oil level sensor (center of eng oil pan)
• Evap canister vac sw
• Evap purge sol ctrl
• Evaporative emissions canister purge valve (top front of eng, on front of intake manifold)
• Evaporative emissions canister vacuum switch (top front of eng, on front of intake manifold)
• Fuel
• Fuel enable signal
• Fuel pump rly ctrl
• Fuse 10a
• Fuse 12
• Fuse block
• G129
• Hot at all times
• Hot in run, bulb test, or start
• Iac control
• Icm module bypass
• Idle air control (iac) valve (front of throttle assembly)
• Ignition ctrl in
• Instrument cluster system
• Intake air temperature (iat) sensor (on air intake duct)
• Maf sensor in
• Mass air flow sensor (left front of eng compt, in air intake duct)
• Mil lamp control
• Nca
• Oil level input
• Pcm bat fuse 20a
• Pcm ground
• Pnk
• Power (battery)
• Power (ignition)
• Powertrain control module (right side of eng compt, forward of strut tower)
• S102
• S106
• S142
• S146 (engine harness, right side of eng compt, 4 cm from pcm breakout)
• S155
• S160
• S209
• S237 (i/p harness, 5 cm from blower motor relay breakout)
• Tan
• Tcc enable sol ctrl
• Tcc solenoid ctrl
• Theft deterrent module (behind right side of i/p, above i/p compt)
• Trans range sw 'a'
• Trans range sw parity
• Underhood (u/h) electrical center #1
• Vehicle speed sensor (on transaxle)
• Vss in
• Vss out
• Vss return

3.4L (VIN X), Engine Controls Wiring Diagram, 4T60-E (2 of 3) for Chevrolet Lumina LTZ 1997

List of elements for 3.4L (VIN X), Engine Controls Wiring Diagram, 4T60-E (2 of 3) for Chevrolet Lumina LTZ 1997:

• (engine harness, 4 cm from maf sensor breakout)
• (engine harness, below left side of radiator, 18 cm from eng ground breakout)
• (on transaxle)
• 3x ref hi
• 3x ref lo
• 7x ref hi
• 7x ref lo
• Bypass ctrl
• C10
• Crankshaft position sensor (7x) (lower rear of eng)
• E11
• Elek ign fuse 15a
• Engine coolant temperature sensor (left side top of eng)
• Exhaust gas recirc- ulation valve (upper right side of eng)
• F/injn fuse 20a
• F11
• Fuel level sensor
• Fuel pump
• Fuel pump relay (on under- hood (u/h) electrical center #1)
• Fuel tank
• Fuse 10a
• Fuse block
• G10
• G11
• G129
• G308 (at base of left "b" pillar)
• Gnd
• Hot in run, bulb test or start
• Ig ctrl
• Ignition control module (right rear of eng, near power steering pump)
• Instrument cluster
• Malfunction indicator lamp
• Pcm ign fuse 15a
• Plugs spark
• Pnk
• Pnk pnk
• S106
• S107
• S122
• S156
• S171
• S209
• Spark plugs
• Stoplamp switch (on brake pedal support)
• Tach output
• Tachometer
• Tan
• Throttle position sensor (on throttle assembly)
• Transaxle range switch (left rear of eng compt, on transaxle)
• Underhood (u/h) electrical center #1

3.4L (VIN X), Engine Controls Wiring Diagram, 4T60-E (3 of 3) for Chevrolet Lumina LTZ 1997

List of elements for 3.4L (VIN X), Engine Controls Wiring Diagram, 4T60-E (3 of 3) for Chevrolet Lumina LTZ 1997:

• (eng jumper harn, 16 cm from power steering fluid flow actuator)
• (engine harness, 4 cm from pcm breakout)
• (on tranaxle)
• 1-2 shift solenoid
• 1-2 ss ctrl
• 2-3 shift solenoid
• 2-3 ss ctrl
• A/c press sens in
• A/c refrigerant pressure sensor (right side of eng compt, below accumulator)
• Auto transaxle fluid temperature sensor
• B red
• Bank 1 knock sensor (front of eng, above starter)
• Bank 1 ks sig
• Bank 2 knock sensor (lower right rear of eng, below exhaust manifold)
• Bank 2 ks sig
• Change oil soon ind
• Charge warning ind
• Cruise control system
• Cruise disable out
• Ect sensor in
• Fuel gauge ctrl
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• Fuel injectors
• Fuel level sens in
• Fuse 10a h6
• G101 (on transaxle)
• G129
• Gen out signal in
• Generator
• Heated oxygen sensor #2 (in exhaust pipe, behind catalyst)
• Heated oxygen sensor #1 (rear of engine, in exhaust manifold)
• Ho2s 1 hi in
• Ho2s 1 low in
• Ho2s 2 hi in
• Ho2s 2 low in
• Hot in run, bulb test or start
• Iat sensor in
• Instrument cluster system
• Linear egr pos sens in
• Low oil level ind
• Manifold absolute pressure sensor (top front of eng, on throttle body adapter)
• Map sensor in
• Nca
• Pcm ground
• Pnk
• Powertrain control module (right side of eng compt, forward of strut tower)
• Red
• S105
• S106
• S109
• S166
• S170
• Tan
• Tcc pwm solenoid
• Tcc solenoid
• Tp sensor in
• Trans h7
• Trans range sw 'b' in
• Trans range sw 'c' in
• Trans temp sens in
• Transaxle
• Underhood (u/h) electrical center #1

3.4L (VIN X), Engine Controls Wiring Diagram, 4T65-E (1 of 3) for Chevrolet Lumina LTZ 1997

List of elements for 3.4L (VIN X), Engine Controls Wiring Diagram, 4T65-E (1 of 3) for Chevrolet Lumina LTZ 1997:

• (engine harness, 6 cm from fuel injector #4)
• (engine harness, right side of radiator, 23 cm from u/h electrical center #1 breakout)
• (on transaxle)
• (right of steering column)
• 10a
• 24x crank pos in
• 3x ref hi
• 3x ref lo
• 5v ref out
• A/c cmpr ctrl
• A/c request sig
• A/c system
• A/t iss sens hi
• A/t iss sens lo
• Brake/tcc sw in
• Cam pos in
• Cam/crnk pos return
• Camshaft position sensor (top left side of eng, on cylinder head)
• Cmp/ckp sensor gnd
• Cool fan #1 relay ctrl
• Cool fan #2 relay ctrl
• Cooling fans system
• Crankshaft position sensor (24x) (behind harmonic balancer, at end of crankshaft)
• Cruise control system
• Cruise engaged sig
• Data link connector
• Dlc class 2 data
• Dlc uart
• Egr val ign posit volt
• Egr valve sol ctrl
• Enable signal
• Engine data sens gnd
• Engine oil level sensor (center of eng oil pan)
• Evap canister vac sw
• Evap purge sol ctrl
• Evaporative emissions canister purge valve (top front of eng, on front of intake manifold)
• Evaporative emissions canister vacuum switch (top front of eng, on front of intake manifold)
• Fuel
• Fuel enable signal
• Fuel pump rly ctrl
• Fuse 10a
• Fuse 12
• Fuse block
• G129
• Hot at all times
• Hot in run, bulb test, or start
• Iac control
• Icm module bypass
• Idle air control (iac) valve (front of throttle assembly)
• Ignition ctrl in
• Instrument cluster system
• Intake air temperature (iat) sensor (on air intake duct)
• Maf sensor in
• Mass air flow sensor (left front of eng compt, in air intake duct)
• Mil lamp control
• Nca
• Oil level input
• Pcm bat fuse 20a
• Pcm ground
• Pnk
• Power (battery)
• Power (ignition)
• Powertrain control module (right side of eng compt, forward of strut tower)
• S102
• S106
• S142
• S146 (engine harness, right side of eng compt, 4 cm from pcm breakout)
• S155
• S160
• S209
• S237 (i/p harness, 5 cm from blower motor relay breakout)
• Tan
• Tcc solenoid ctrl
• Theft deterrent module (behind right side of i/p, above i/p compt)
• Trans range sw 'a'
• Trans range sw parity
• Underhood (u/h) electrical center #1
• Vehicle speed sensor (on transaxle)
• Vss in
• Vss out
• Vss return

3.4L (VIN X), Engine Controls Wiring Diagram, 4T65-E (2 of 3) for Chevrolet Lumina LTZ 1997

List of elements for 3.4L (VIN X), Engine Controls Wiring Diagram, 4T65-E (2 of 3) for Chevrolet Lumina LTZ 1997:

• (engine harness, 4 cm from maf sensor breakout)
• (engine harness, below left side of radiator, 18 cm from eng ground breakout)
• (on transaxle)
• 3x ref hi
• 3x ref lo
• 7x ref hi
• 7x ref lo
• Bypass ctrl
• C10
• Crankshaft position sensor (7x) (lower rear of eng)
• E11
• Elek ign fuse 15a
• Engine coolant temperature sensor (left side top of eng)
• Exhaust gas recirc- ulation valve (upper right side of eng)
• F/injn fuse 20a
• F11
• Fuel level sensor
• Fuel pump
• Fuel pump relay (on under- hood (u/h) electrical center #1)
• Fuel tank
• Fuse 10a
• Fuse block
• G10
• G11
• G129
• G308 (at base of left "b" pillar)
• Gnd
• Heated oxygen sensor #2 (in exhaust pipe, behind catalyst)
• Heated oxygen sensor #1 (rear of engine, in exhaust manifold)
• Hot in run, bulb test or start
• Ig ctrl
• Ignition control module (right rear of eng, near power steering pump)
• Instrument cluster
• Malfunction indicator lamp
• Nca
• Pcm ign fuse 15a
• Pnk
• S105
• S106
• S107
• S122
• S156
• S170
• S171
• S209
• S305
• Spark plugs
• Stoplamp switch (on brake pedal support)
• Tach output
• Tachometer
• Tan
• Throttle position sensor (on throttle assembly)
• Transaxle range switch (left rear of eng compt, on transaxle)
• Underhood (u/h) electrical center #1

3.4L (VIN X), Engine Controls Wiring Diagram, 4T65-E (3 of 3) for Chevrolet Lumina LTZ 1997

List of elements for 3.4L (VIN X), Engine Controls Wiring Diagram, 4T65-E (3 of 3) for Chevrolet Lumina LTZ 1997:

• (eng jumper harn, 16 cm from power steering fluid flow actuator)
• (engine harness, 4 cm from pcm breakout)
• (on transaxle)
• (right side of eng compt, below accumulator)
• 1-2 shift solenoid
• 1-2 ss ctrl
• 2-3 shift solenoid
• 2-3 ss ctrl
• A/c press sens in
• A/c refrigerant pressure sensor
• Auto transaxle fluid temperature sensor
• Automatic trans- axle input shaft speed sensor
• Automatic transaxle fluid pressure
• B red
• Bank 1 knock sensor (front of eng, above starter)
• Bank 1 ks sig
• Bank 2 knock sensor (lower right rear of eng, below exhaust manifold)
• Bank 2 ks sig
• Change oil soon ind
• Charge warning ind
• Cruise control system
• Cruise disable out
• D2 sw
• D3 sw
• D4 sw
• Ect sensor in
• Fuel gauge ctrl
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• Fuel injectors
• Fuel level sens in
• Fuse 10a h6
• G101
• Gen out signal in
• Generator
• Ho2s 1 hi in
• Ho2s 1 low in
• Ho2s 2 hi in
• Ho2s 2 low in
• Hot in run, bulb test or start
• Iat sensor in
• Instrument cluster system
• Linear egr pos sens in
• Lo sw
• Low oil level ind
• Manifold absolute pressure sensor (top front of eng, on throttle body adapter)
• Manual valve position switch
• Map sensor in
• Pc sol valve hi
• Pc sol valve lo
• Pcm ground
• Pessure control solenoid valve
• Pnk
• Powertrain control module (right side of eng compt, forward of strut tower)
• Red
• Rev sw
• S106
• S109
• S166
• Tan
• Tcc pwm solenoid
• Tcc rel sw
• Tcc release sw in
• Tp sensor in
• Trans h7
• Trans range sw 'b' in
• Trans range sw 'c' in
• Trans temp sens in
• Transaxle
• Transaxle range a in
• Transaxle range b in
• Transaxle range c in
• Underhood (u/h) electrical center #1