ENGINE PERFORMANCE
6.0L
6.0L VIN U, Engine Performance Wiring Diagrams (1 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001
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List of elements for 6.0L VIN U, Engine Performance Wiring Diagrams (1 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (below steering column) data link connector
- (lower right rear of engine) crankshaft position sensor
- +5v
- 3-2 ss
- Anti-lock brake system
- Body control module (below steering column)
- Brk sw
- C10
- C11
- C12
- Ckp
- Cls 2 data
- Clutch sw
- Cmp
- Coolant lev
- D10
- E12
- Ecm1 fuse 10a
- Ecmb fuse 20a
- Ect sig
- Egr input
- Electronic suspension system
- Fuse block
- G117 (right rear of engine)
- Gnd
- Ho2s hi
- Ho2s lo
- Hot at all times
- Hot in run & start
- Ign
- Ign 0 fuse 10a
- Inj1
- Inj2
- Inj3
- Inj4
- Inj5
- Inj6
- Inj7
- Inj8
- Inja fuse 15a
- Injb fuse 15a
- Injectors
- Ks signal
- Lift/dive sig
- Low ref
- O2b fuse 15a
- Oil lev
- Pnk
- Pnk b
- Powertrain control module (left front of engine compt)
- Prnd a
- Prnd b
- Prnd p
- Range b
- Range c
- Red
- Ref low
- Req torque
- S103
- Sens gnd
- Sens rtn
- Serial data
- Sp205 (behind headlamp switch)
- Tan
- Under- hood junction block
6.0L VIN U, Engine Performance Wiring Diagrams (2 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 6.0L VIN U, Engine Performance Wiring Diagrams (2 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (in engine harness)
- (left front of engine)
- (left rear of engine)
- (left rear of engine) g114
- (not used)
- Ecm b fuse 20a
- Engine coolant level switch (in coolant reservoir)
- Engine coolant temperature sensor (left front of cylinder head)
- Engine oil level switch (right side of oil pan)
- Fuel pump relay
- G104
- G110
- G117 (right rear of engine)
- G402 (left frame body mount bracket)
- Heated oxygen sensor (bank 1 sensor 1) (left exh pipe before converter)
- Heated oxygen sensor (bank 1 sensor 2) (left exh pipe after converter)
- Heated oxygen sensor (bank 2 sensor 1) (right exh pipe before converter)
- Heated oxygen sensor (bank 2 sensor 2) (right exh pipe after converter)
- Hot at all times
- Knock sensor 1 (under intake manifold)
- Knock sensor 2 (under intake manifold)
- Nca
- Park/neutral position switch (left side of transmission)
- Pnk
- Primary fuel pump/ level sensor (in fuel tank)
- Red
- S103
- S104
- S113
- S114a
- S115
- S116
- S312
- Secondary fuel pump relay
- Secondary fuel pump/ level sensor (in fuel tank)
- Tan
- Throttle position sensor (w/o electronic throttle control) (on throttle body assy)
- Under- hood junction block
6.0L VIN U, Engine Performance Wiring Diagrams (3 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 6.0L VIN U, Engine Performance Wiring Diagrams (3 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001:
- 1-2 sol
- 2-3 sol
- A/t fluid pressure manual valve position switch
- Automatic transaxle
- Body junction block
- Brake fuse 10a
- Camshaft position sensor (top center rear of engine)
- Clutch pedal position switch (top of pedal bracket)
- Evap canister purge valve (top right rear of engine)
- Evap canister vent valve (left front side of fuel tank)
- Exhaust gas recirculation valve (top right front of engine)
- F12
- Fuel tank pressure sensor (in fuel tank)
- Fuse block
- Hot in run
- Hot in run & start
- Manifold absolute pressure sensor (top rear of engine)
- N pnk
- P red
- Pc sol valve
- Pnk
- Pnk a
- Pnk b
- Red
- Red e
- Red/
- Rev
- Stop lps fuse 20a
- Stop- lamp switch (top of brake pedal bracket)
- Tan
- Tcc pwm sol
- Tft sensor
- Vehicle speed sensor (left rear of transmission)
- Vss adapter (4wd) (left side of trans)
6.0L VIN U, Engine Performance Wiring Diagrams (4 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 6.0L VIN U, Engine Performance Wiring Diagrams (4 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (right rear of engine compt) secondary air injection reaction solenoid
- A10
- Accelerator pedal position sensor (w/ electronic throttle control)
- Act cntrl
- Air maxi fuse 30a c7
- App sens
- App sens 1
- App sens 2
- App sens 3
- App sense
- Cruise control system
- Cruise req
- D11
- Data
- Ect fuse 15a
- Fuse block
- G114 (left rear of engine)
- G117 (right rear of engine)
- Gnd
- Ground
- Hot at all times
- Hot in run & start
- Hot in run or start
- Iat sensor
- Ign
- Ign e fuse 10a c2
- Ign0 fuse 10a
- Mass airflow sensor (in air intake duct)
- Nca
- Pnk
- Pnk d
- R/a input
- Red
- S/c input
- S103
- S104 (in engine harness)
- S108
- Secondary air injection reaction pump (right rear of engine compt)
- Secondary air injection reaction relay (in engine wiring harness junction block)
- Sens 1 grd
- Sens 1 rt
- Sens 2 grd
- Sens 2 rt
- Sens 3 grd
- Sens 3 rt
- Sens grd
- Signal
- Stp lp in
- Tan
- Tan b
- Throttle actuator control (tac) module (w/ electronic throttle control) (in left rear of engine compt)
- Throttle actuator control motor (w/ electronic throttle control) (on throttle body)
- Throttle position sensor (dual track) (w/ electronic throttle control) (on throttle body)
- Tp sens 1
- Tp sens 2
- Under- hood junction block
- Veh stop fuse 10a
6.0L VIN U, Engine Performance Wiring Diagrams (5 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 6.0L VIN U, Engine Performance Wiring Diagrams (5 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (in engine harness)
- (left front of engine) g110
- (left rear of engine) g114
- (pins 70-72 not used)
- 1-2 ss
- 2-3 ss
- 4wd low
- A/c clu
- A/c req
- A/c system
- Air pump
- Anti-lock brake system
- Anti-lock brake system (speed signal)
- Automatic trans- mission input shaft speed sensor
- Automatic transfer case control module (above c3 headlight switch)
- Cruise control system
- Cruise eng
- Ctrl
- Cyc sw in
- Delivered torq
- Egr ctrl
- Egr gnd
- Eng1 fuse 10a
- Evap canp
- Evap vent
- Front axle switch (right side of center on axle housing)
- Frt axle sw
- Fuel lev
- Fuel pmp
- Fuel sig ctrl
- Fuse block
- G117 (right rear of engine)
- Gen f
- Gen l
- Gnd
- Ho2s htr high
- Ho2s htr low
- Hot in run & start
- Hot in run & start
- Iac coil hi
- Iac coil lo
- Iat sig
- Idle air control valve (top of throttle body)
- Ign
- Ign ctrl
- Ign feed
- Ign1 fuse 10a
- Ignition coils
- Instrument cluster systems (speed signal)
- Instrument panel cluster
- Maf sig
- Malfunction indicator lamp
- Map sig
- Mil ctrl
- Nca
- Nca nca
- Pc sol hi
- Pc sol lo
- Pnk
- Pnk d
- Powertrain control module (left front of engine compt)
- Prnd c
- Recirc door
- Recirc sw
- Red
- Red c
- Ref lo
- Ref low
- Rpm out
- S103
- S151
- S152
- S153
- S154
- S156
- S157
- Sec fuel lvl
- Sec fuel pmp
- Sens gnd
- Spark plug
- Starting/charging system
- Tan
- Tft sens sig
- Tp sig
- Trans rng a
- Transfer case switch (left front of transaxle case)
- Under- hood junction block
- Vss high
- Vss low
- Vss out
- W/ atc
- W/ manual 4wd
6.6L
6.6L VIN 1, Engine Performance Wiring Diagrams, California (1 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 6.6L VIN 1, Engine Performance Wiring Diagrams, California (1 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (left rear of engine)
- 12v ref
- 5v ref
- A/c system
- B/u lp supp
- Batt
- Battery
- Body control module (left side of dash)
- Can high
- Can low
- Ccp sw
- Ckp signal
- Class2 data
- Cmp sig
- Cool lev
- Coolant level switch (in coolant reservoir)
- Crankshaft position sensor (right side of harmonic balancer)
- Cruise control system
- Data link connector (under left side of dash)
- Ecm1 fuse 10a
- Ect sig
- Engine control module (left front of engine compt)
- Engine coolant temperature sensor (next to oil filler tube)
- Engine oil level switch (left rear of oil pan)
- Ficm relay
- Fuse block
- G114
- G114 (left rear of engine)
- Gen 2 to
- Ground
- Hot in run & start
- Hot w/ vehicle in reverse
- Ia htr
- Ign 0 fuse 10a
- Ign 1
- Inj1
- Inj2
- Inj3
- Inj4
- Inj5
- Inj6
- Inj7
- Inj8
- Low ref
- Nca
- Off/run/crk
- Oil lev sw
- P/n sig
- Plug sig
- Pnk
- Pto en
- Res/acc
- S102
- S103
- Set/coast
- Splice pack sp205 (behind headlamp switch)
- Starting/ charging system
- Tan
- Transmission system
- Under- hood junction block
- Veh b/u fuse 15a
- Water in fuel
- Water in fuel sensor (attached to fuel filter)
6.6L VIN 1, Engine Performance Wiring Diagrams, California (2 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 6.6L VIN 1, Engine Performance Wiring Diagrams, California (2 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (in engine harness)
- (left rear of engine)
- A11
- Accelerator pedal position sensor (behind accelerator pedal)
- Battery
- Battery fuse 175a
- C11
- Camshaft position sensor (front of engine)
- Ecmb fuse 20a
- Ecmprv fuse 15a
- F1 c2
- Fuel heater (top of fuel filter element)
- Fuel ht fuse 25a
- Fuel pump (auxiliary tank) (left side frame rail)
- Fuel pump relay
- Fuse holder
- G113 (left front body mount)
- G114
- G114 (left rear of engine)
- G414 (left frame body mount)
- Glow plug controller
- Glow plugs
- Ground
- Hot at all times
- Hot in run & start
- Ign 1
- Ign 1 relay
- Intake air heater (rear of engine)
- Intake air heater relay (rear of engine)
- Intake air temperature/ mass airflow sensor (in air induction tube)
- Nca
- Plug sig
- Pnk
- Red
- Relay ctrl
- S102
- S172
- S173
- S174
- S175
- Series
- Tan
- Under- hood junction block
6.6L VIN 1, Engine Performance Wiring Diagrams, California (3 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 6.6L VIN 1, Engine Performance Wiring Diagrams, California (3 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (in engine harn)
- (in injector harn)
- (in injector harn) s167
- (left rear of eng)
- (pins 49-58 not used)
- (pins 6-43 not used)
- (pins 68-81 not used)
- (pins 82-89 not used)
- (pins 95-113 not used)
- (right front of eng) g119
- Baro sensor (left side of engine)
- Boost sensor (on intake manifold)
- C12
- Can hi
- Can low
- Eng1 fuse 10a
- Engine spd
- Fuel injector control module (right front of engine, under air intake duct assembly)
- Fuel injectors
- Fuel pressure sensor
- G114
- Ground
- Hot in run & start
- Ign
- Ign 2,3,5,8
- Ign pos
- Inj 8
- Inj1
- Inj2
- Inj3
- Inj4
- Inj5
- Inj6
- Inj7
- Inj8
- Injb fuse 25a
- Nca
- Pnk
- Red
- S119
- S166
- S168
- S169
- S170
- S171
- Tan
- Transmission control system
- Under- hood junction block
6.6L VIN 1, Engine Performance Wiring Diagrams, California (4 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 6.6L VIN 1, Engine Performance Wiring Diagrams, California (4 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (in engine harn)
- (left rear of eng)
- 12 v redf
- 4wd low
- 5 volt ref
- A/c clu rly
- A/c hi pres
- A/c low
- A/c req
- A/c system
- Anti-lock brake system
- App sens 1
- App sens 3
- Axle sig
- Baro sens
- Body junction block
- Boost sens
- Brake fuse 10a
- C1 c1
- Charge ind
- Chmsl supp
- Cruise control system
- Cruise fuse 10a
- Cruise on sig
- Electronic suspension system
- Engine control module (left front of engine compt)
- Engine spd
- Engine speed
- Exterior lights system
- F pmp rly ctrl
- Fog lamps fuse 15a
- Front sig hi
- Frp sens
- Fuel lev sens
- Fuel pres reg
- Fuel rail pressure regulator
- Fuel temp sig
- Fuel temperature sensor (under upper intake shield)
- Fuse block
- G114
- Gen f
- Glow plug rly
- Ground
- Hot at all times
- Hot in run
- Hot in run & start
- Ia htr
- Iat sens
- Ign 1 volt
- Ign1 fuse 10a
- Ind logic
- Instrument cluster
- Instrument cluster system
- Instrument panel cluster
- Interior lights system
- Lift/dive
- Low ref
- Maf sens
- Malfunction indicator lamp
- Mil ctrl
- Nca
- Off
- Pnk
- Power take off relay (attached to underhood fuse block bracket)
- Power take off switch
- Pto disable
- Pto engage
- Pto fdbk
- Recirc door
- Red
- Rpm out
- S103
- S163
- S164
- Set
- Sound system
- Sp203 (on top left of dash)
- Starting/charging system
- Stoplight switch (top of brake pedal bracket)
- Tan
- Tcc brake
- Tcm mil
- Transmission control module (left front of eng compt)
- Transmission control system
- Transmission system
- Under- hood junction block
- Vss
- Vss high
- Wait to start
6.6L VIN 1, Engine Performance Wiring Diagrams, Except California (1 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 6.6L VIN 1, Engine Performance Wiring Diagrams, Except California (1 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (left rear of engine)
- 12v ref
- 5v ref
- A/c system
- B/u lp supp
- Batt
- Battery
- Body control module (left side of dash)
- Can high
- Can low
- Ccp sw
- Ckp signal
- Class2 data
- Cmp sig
- Cool lev
- Coolant level switch (in coolant reservoir)
- Crankshaft position sensor (right side of harmonic balancer)
- Cruise control system
- Data link connector (under left side of dash)
- Ecm1 fuse 10a
- Ect sig
- Engine control module (left front of engine compt)
- Engine coolant temperature sensor (next to oil filler tube)
- Engine oil level switch (left rear of oil pan)
- Ficm relay
- Fuse block
- G114
- G114 (left rear of engine)
- Gen 2 to
- Ground
- Hot in run & start
- Hot w/ vehicle in reverse
- Ia htr
- Ign 0 fuse 10a
- Ign 1
- Inj1
- Inj2
- Inj3
- Inj4
- Inj5
- Inj6
- Inj7
- Inj8
- Low ref
- Nca
- Off/run/crk
- Oil lev sw
- P/n sig
- Plug sig
- Pnk
- Pto en
- Res/acc
- S102
- S103
- Set/coast
- Splice pack sp205 (behind headlamp switch)
- Starting/ charging system
- Tan
- Transmission system
- Under- hood junction block
- Veh b/u fuse 15a
- Water in fuel
- Water in fuel sensor (attached to fuel filter)
6.6L VIN 1, Engine Performance Wiring Diagrams, Except California (2 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 6.6L VIN 1, Engine Performance Wiring Diagrams, Except California (2 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (left rear of engine)
- A11
- Accelerator pedal position sensor (behind accelerator pedal)
- Battery fuse 175a
- C11
- Camshaft position sensor (front of engine)
- Ecmb fuse 20a
- Ecmprv fuse 15a
- F1 c2
- Fuel heater (top of fuel filter element)
- Fuel ht fuse 25a
- Fuel pump (auxiliary tank) (left side frame rail)
- Fuel pump relay
- Fuse holder
- G113 (left front body mount)
- G114
- G114 (left rear of engine)
- G414 (left frame body mount)
- Glow plug relay
- Glow plug/ intake heater relay assembly
- Glow plugs
- Hot at all times
- Hot in run & start
- Ign 1 relay
- Intake air heater (rear of engine)
- Intake air heater relay
- Intake air temperature/ mass airflow sensor (in air induction tube)
- Nca
- Pnk
- Red
- S102
- Series
- Tan
- Under- hood junction block
6.6L VIN 1, Engine Performance Wiring Diagrams, Except California (3 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 6.6L VIN 1, Engine Performance Wiring Diagrams, Except California (3 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (in engine harn)
- (in injector harn)
- (in injector harn) s167
- (left rear of eng)
- (pins 49-58 not used)
- (pins 6-43 not used)
- (pins 68-81 not used)
- (pins 82-89 not used)
- (pins 95-113 not used)
- (right front of eng) g119
- Baro sensor (left side of engine)
- Boost sensor (on intake manifold)
- C12
- Can hi
- Can low
- Eng1 fuse 10a
- Engine spd
- Fuel injector control module (right front of engine, under air intake duct assembly)
- Fuel injectors
- Fuel pressure sensor
- G114
- Ground
- Hot in run & start
- Ign
- Ign 2,3,5,8
- Ign pos
- Inj 8
- Inj1
- Inj2
- Inj3
- Inj4
- Inj5
- Inj6
- Inj7
- Inj8
- Injb fuse 25a
- Nca
- Pnk
- Red
- S119
- S166
- S168
- S169
- S170
- S171
- Tan
- Transmission control system
- Under- hood junction block
6.6L VIN 1, Engine Performance Wiring Diagrams, Except California (4 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 6.6L VIN 1, Engine Performance Wiring Diagrams, Except California (4 of 4) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (in engine harn)
- (left rear of eng)
- 12 v redf
- 4wd low
- 5 volt ref
- A/c clu rly
- A/c hi pres
- A/c low
- A/c req
- A/c system
- Anti-lock brake system
- App sens 1
- App sens 3
- Axle sig
- Baro sens
- Body junction block
- Boost sens
- Brake fuse 10a
- C1 c1
- Charge ind
- Chmsl supp
- Cruise control system
- Cruise fuse 10a
- Cruise on sig
- Electronic suspension system
- Engine control module (left front of engine compt)
- Engine spd
- Engine speed
- Exterior lights system
- F pmp rly ctrl
- Fog lamps fuse 15a
- Front sig hi
- Frp sens
- Fuel lev sens
- Fuel pres reg
- Fuel rail pressure regulator
- Fuel temp sig
- Fuel temperature sensor (under upper intake shield)
- Fuse block
- G114
- Gen f
- Glow plug rly
- Ground
- Hot at all times
- Hot in run
- Hot in run & start
- Ia htr
- Iat sens
- Ign 1 volt
- Ign1 fuse 10a
- Ind logic
- Instrument cluster
- Instrument cluster system
- Instrument panel cluster
- Interior lights system
- Lift/dive
- Low ref
- Maf sens
- Malfunction indicator lamp
- Mil ctrl
- Nca
- Off
- Pnk
- Power take off relay (attached to underhood fuse block bracket)
- Power take off switch
- Pto disable
- Pto engage
- Pto fdbk
- Recirc door
- Red
- Rpm out
- S103
- S163
- S164
- Set
- Sound system
- Sp203 (on top left of dash)
- Starting/charging system
- Stoplight switch (top of brake pedal bracket)
- Tan
- Tcc brake
- Tcm mil
- Transmission control module (left front of eng compt)
- Transmission control system
- Transmission system
- Under- hood junction block
- Vss
- Vss high
- Wait to start
8.1L
8.1L VIN G, Engine Performance Wiring Diagrams (1 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 8.1L VIN G, Engine Performance Wiring Diagrams (1 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (below steering column) data link connector
- (lower right rear of engine) crankshaft position sensor
- +5v
- Body control module (below steering column)
- Brk sw
- C10
- C11
- C12
- Ckp
- Cls 2 data
- Clutch sw
- Cmp
- Coolant lev
- E12
- Ecm1 fuse 10a
- Ecmb fuse 20a
- Ect sig
- Egr input
- Electronic suspension system
- Fuse block
- G117 (right rear of engine)
- Gnd
- Ho2s hi
- Ho2s lo
- Hot at all times
- Hot in run & start
- Ign
- Ign 0 fuse 10a
- Inj1
- Inj2
- Inj3
- Inj4
- Inj5
- Inj6
- Inj7
- Inj8
- Inja fuse 15a
- Injb fuse 15a
- Injectors
- Ks signal
- Lift/dive sig
- Low ref
- Nca
- O2b fuse 15a
- Oil lev
- Pnk
- Powertrain control module (left front of engine compt)
- Prnd p
- Pto enable
- Pto eng kill
- Pto engage
- Pto status
- Ref low
- Req torque
- S103
- S152
- S154
- Sens gnd
- Sens rtn
- Serial data
- Sp205 (behind headlamp switch)
- Tan
- Transmission control system
- Under- hood junction block
8.1L VIN G, Engine Performance Wiring Diagrams (2 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 8.1L VIN G, Engine Performance Wiring Diagrams (2 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (in engine harness)
- (left front of engine)
- (left rear of engine)
- (left rear of engine) g114
- Ecm b fuse 20a
- Engine coolant level switch (in coolant reservoir)
- Engine coolant temperature sensor (left front of cylinder head)
- Engine oil level switch (right side of oil pan)
- Fuel pump relay
- G104
- G110
- G117 (right rear of engine)
- G402 (left frame body mount bracket)
- Heated oxygen sensor (bank 1 sensor 1) (left exh pipe before converter)
- Heated oxygen sensor (bank 1 sensor 2) (left exh pipe after converter)
- Heated oxygen sensor (bank 2 sensor 1) (right exh pipe before converter)
- Heated oxygen sensor (bank 2 sensor 2) (right exh pipe after converter)
- Hot at all times
- Knock sensor 1 (under intake manifold)
- Knock sensor 2 (under intake manifold)
- Nca
- Park/neutral position switch (left side of transmission)
- Pnk
- Primary fuel pump/ level sensor (in fuel tank)
- S103
- S104
- S114a
- S115
- S116
- S312
- Secondary fuel pump relay
- Secondary fuel pump/ level sensor (in fuel tank)
- Tan
- Under- hood junction block
8.1L VIN G, Engine Performance Wiring Diagrams (3 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 8.1L VIN G, Engine Performance Wiring Diagrams (3 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001:
- Body junction block
- Brake fuse 10a
- Camshaft position sensor (on left side of timing cover)
- Clutch pedal position switch (top of pedal bracket)
- Cruise control system
- Cruise fuse 10a
- Del torque
- Evap canister purge valve (top right rear of engine)
- Evap canister vent valve (left front side of fuel tank)
- Exhaust gas recirculation valve (top right front of engine)
- F12
- Fog lamps fuse 15a
- Fuel tank pressure sensor (in fuel tank)
- Fuse block
- G202 (upper left side of dash)
- Harn)
- Hot in run
- Hot in run & start
- Ind logic
- Interior lights system
- Manifold absolute pressure sensor (top rear of engine)
- Mil req
- Off
- Pnk
- Pnk a
- Pnk b
- Power take off relay (on underhood junction block)
- Power take off switch
- Red
- Red e
- Req torque
- S161
- S162
- S163
- S164 (engine harn)
- Set
- Stop lps fuse 20a
- Stop- lamp switch (top of brake pedal bracket)
- Tan
- Transmission control module (left front of engine compt)
- Under- hood junction block
- Unm tor
- Vehicle speed sensor (left rear of transmission)
- Vss
- Vss adapter (4wd) (left side of trans)
8.1L VIN G, Engine Performance Wiring Diagrams (4 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 8.1L VIN G, Engine Performance Wiring Diagrams (4 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (right rear of engine compt) secondary air injection reaction solenoid
- A10
- Accelerator pedal position sensor
- Act cntrl
- Air maxi fuse 30a c7
- App sens
- App sens 1
- App sens 2
- App sens 3
- App sense
- Cruise control system
- Cruise req
- D11
- Data
- Ect fuse 15a
- G114 (left rear of engine)
- G117 (right rear of engine)
- Gnd
- Ground
- Hot at all times
- Hot in run & start
- Hot in run or start
- Iat sensor
- Ign
- Ign e fuse 10a c2
- Mass airflow sensor (in air intake duct)
- Nca
- Pnk
- Pnk d
- R/a input
- Red
- S/c input
- S103
- S104 (in engine harness)
- S108
- Secondary air injection reaction pump (right rear of engine compt)
- Secondary air injection reaction relay (in engine wiring harness junction block)
- Sens 1 grd
- Sens 1 rt
- Sens 2 grd
- Sens 2 rt
- Sens 3 grd
- Sens 3 rt
- Sens grd
- Signal
- Stp lp in
- Tan
- Tan b
- Throttle actuator control (tac) module (in left rear of engine compt)
- Throttle actuator control motor (near front of engine compt)
- Throttle position sensor (dual track) (near front of eng compt)
- Tp sens 1
- Tp sens 2
- Under- hood junction block
- Veh stop fuse 10a
8.1L VIN G, Engine Performance Wiring Diagrams (5 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001
List of elements for 8.1L VIN G, Engine Performance Wiring Diagrams (5 of 5) for Chevrolet Cab & Chassis Silverado 3500 2001:
- (in engine harness)
- (left front of engine) g110
- (left rear of engine) g114
- (pins 70-71 not used)
- (pins 76-79 not used)
- 4wd low
- A/c clu
- A/c req
- A/c system
- Air pump
- Anti-lock brake system (speed signal)
- Automatic trans- mission input shaft speed sensor
- Automatic transfer case control module (above c3 headlight switch)
- Cruise control system
- Cruise eng
- Ctrl
- Cyc sw in
- Delivered torq
- Egr ctrl
- Egr gnd
- Eng1 fuse 10a
- Evap canp
- Evap vent
- Front axle switch (right side of center on axle housing)
- Frt axle sw
- Fuel lev
- Fuel pmp
- Fuel sig ctrl
- Fuse block
- G117 (right rear of engine)
- Gen f
- Gen l
- Gnd
- Ho2s htr hi
- Ho2s htr high
- Ho2s htr low
- Ho2s low ctrl
- Hot in run & start
- Hot in run & start
- Iat sig
- Ign
- Ign ctrl
- Ign feed
- Ign1 fuse 10a
- Ignition coils
- Instrument cluster systems (speed signal)
- Instrument panel cluster
- Maf sig
- Malfunction indicator lamp
- Map sig
- Mil ctrl
- Nca
- Nca nca
- Pnk
- Pnk d
- Powertrain control module (left front of engine compt)
- Recirc door
- Recirc sw
- Red
- Red c
- Ref lo
- Ref low
- Rpm out
- S103
- S148
- S149
- S151
- S153
- S159
- S160
- Sec fuel lvl
- Sec fuel pmp
- Sens gnd
- Spark plug
- Starting/charging system
- Tan
- Tcc ctrl
- Trans mil
- Transfer case switch (left front of transaxle case)
- Under- hood junction block
- Vss high
- Vss low
- Vss out
- W/ atc
- W/ manual 4wd
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