Electrical Center Identification Views Label
Underhood Fuse Block Details (Base Pickup)
Fuse/Circuit Breaker | Rating | Description |
|---|---|---|
Maxi Fuses | ||
INT BATT | 50A | HDLP SW, AUX PWR, RDO BATT, CIGAR LTR, CTSY LP, and PWR LKS Fuses, and AMPF Fuse (w/Premium Audio) |
ABS | 60A | Electronic Brake Control Module (EBCM) |
IGN B | 50A | Ignition Switch |
RAP | 50A | Retained Accessory Power (RAP) Relay |
IGN A | 40A | Starter Relay and Ignition Switch |
STUD #2 | 30A | Not Used |
Mini Fuses | ||
TRL TRN | 10A | Not Used |
LT TRN | 10A | Park and Turn Signal Lamp, LH Rear |
BTSI | 10A | TCC/Stop Lamp Switch, and Transfer Case Shift Control Module (w/NP1) |
PARK LP | 20A | Park Lamp Relay, Headlamp Grounding Relay, and Headlamp Switch |
HVAC | 30A | Blower Motor Relay |
HAZ LP | 20A | Multifunction Switch (Hazard) |
TRR TRN | 10A | Not Used |
RT TRN | 10A | Park and Turn Signal Lamp, RH Rear |
TRCHMSL | 10A | Not Used |
VECHMSL | 10A | Dome and High Mounted Stop Lamp, and Cruise Control Module (CCM) |
TRL B/U | 10A | Not Used |
ECM 1 | 15A | Ignition Control Module (ICM), Powertrain Control Module (PCM) (2.2L only), Vehicle Control Module (VCM) (4.3L only), Crankshaft Position (CKP) Sensor, Fuel Injectors 1-6 (4.3L only), and Ignition Coil (4.3L only) |
LD LEV | 25A | Not Used |
VEH B/U | 15A | Backup Lamps, RH and LH |
ENG 1 | 10A | Evaporative Emission Canister Purge Valve (EVAP), Evaporative Emission Canister Vent Valve (EVAP), Mass Air Flow (MAF) Sensor (4.3L), and Camshaft Position (CMP) Sensor (4.3L) |
OXYSEN | 20A | Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1, Heated Oxygen Sensor (HO2S) Bank 1 Sensor 3 (4.3L only), Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (4.3L only) |
RR PRK | 10A | RH Rear License Plate Lamp, RH Rear Side Marker Lamp, and RH Rear Park and Turn Signal Lamp |
ECM B | 20A | Fuel Pump Relay, Powertrain Control Module (PCM) (2.2L), Vehicle Control Module (VCM) (4.3L) |
B/U LP | 25A | Backup Lamp Switch / Park Neutral Position Switch |
IGN E | 10A | A/C Compressor Clutch Relay, Air Relay (w/California Emisions only) |
LR PRK | 10A | LH Rear License Plate Lamp, LH Rear Side Marker Lamp, and LH Rear Park and Turn Signal Lamp |
RR DFOG | 30A | Not Used |
TRL PRK | 10A | Not Used |
LT HDLP | 15A | LH Low Beam Headlamp, and Daytime Running Lamp (DRL) Relay |
HTDMIR | 10A | Not Used |
RT HDLP | 15A | Low Beam Headlamp, RH, and High Beam Headlamp, RH |
MIR/LKS | 3A | Outside Rear View Mirror Switch, Door Lock and Side WIndow Switch, LH, and Door Lock and Side Window Switch, RH |
ATC | 20A | Transfer Case Shift Control Module, and Transfer Case Encoder Motor (w/o NP1) |
A/C | 10A | Not Used |
FOG LP | 15A | Fog Lamp Relay, and Daytime Running Lamps (DRL) Relay |
TBC | 10A | Body Control Module (BCM), Remote Control Door Lock Reciever, and Multifunction Switch (Flash to Pass) |
RT TURN | 10A | Park and Turn Signal Lamp, RH, Side Marker Lamp, RH |
CRANK | 10A | Transfer Case Shift Control Module, Clutch Pedal Position Switch (M/T Only), and Park / Neutral Position Switch (A/T Only) |
LT TURN | 10A | Park and Turn Signal Lamp, LH, Side Marker Lamp, LH |
FR PRK | 10A | Park and Turn Signal Lamps, LH and RH, Side marker Lamps, LH and RH |
W/W PMP | 10A | Not Used |
IGN C | 20A | Ignition Switch |
STOP LP | 20A | CHMSL Relay, and TCC/Stop Lamp Switch |
HDLP W/W | 15A | Not Used |
HORN | 15A | Horn, LH and RH |
HTDSEAT | 20A | Not Used |
RR W/W | 15A | Not Used |
Micro Relays | ||
F/Pump | -- | Power Supply to the Fuel Pump, and Fuel Injectors (2.2L) |
DRL | -- | Power Supply to the LH High Beam Headlamp. When Activated Supplies Ground to the Daytime Running Lamps (DRL) |
Lift Glass | -- | Not Used |
A/C | -- | Not Used |
FOG LP | -- | Not Used |
Horn | -- | Power Supply to the Horn fuse |
CHMSL | -- | Power Supply to the Multifunction Switch to supply the LT TURN, RT TURN, RT TRN, and LT TRN fuses |
Mini Relays | ||
Starter | -- | Power Supply to the Starter Solenoid (Coil) |
RR DEFOG | -- | Not Used |
HDLP PWR | -- | Power Supply to the RT HDLP, and LT HDLP fuses |
Underhood Fuse Block Details (Uplevel Pickup)
Fuse/Circuit Breaker | Rating | Description |
|---|---|---|
Maxi Fuses | ||
INT BATT | 50A | HDLP SW, AUX PWR, RDO BATT, CIGAR LTR, CTSY LP, and PWR LKS Fuses, and AMPF Fuse (w/Premium Audio) |
ABS | 60A | Electronic Brake Control Module (EBCM) |
IGN B | 50A | Ignition Switch |
RAP | 50A | Retained Accessory Power (RAP) Relay |
IGN A | 40A | Starter Relay and Ignition Switch |
STUD #2 | 30A | Not Used |
Mini Fuses | ||
TRL TRN | 10A | Not Used |
LT TRN | 10A | Park and Turn Signal Lamp, LH Rear |
BTSI | 10A | TCC/Stop Lamp Switch, and Transfer Case Shift Control Module (w/NP1) |
PARK LP | 20A | Park Lamp Relay, Headlamp Grounding Relay, and Headlamp Switch |
HVAC | 30A | Blower Motor Relay |
HAZ LP | 20A | Multifunction Switch (Hazard) |
TRR TRN | 10A | Not Used |
RT TRN | 10A | Park and Turn Signal Lamp, RH Rear |
TRCHMSL | 10A | Not Used |
VECHMSL | 10A | Dome and High Mounted Stop Lamp, and Cruise Control Module (CCM) |
TRL B/U | 10A | Not Used |
ECM 1 | 15A | Ignition Control Module (ICM), Powertrain Control Module (PCM) (2.2L only), Vehicle Control Module (VCM) (4.3L only), Crankshaft Position (CKP) Sensor, Fuel Injectors 1-6 (4.3L only), and Ignition Coil (4.3L only) |
LD LEV | 25A | Not Used |
VEH B/U | 15A | Backup Lamps, RH and LH |
ENG 1 | 10A | Evaporative Emission Canister Purge Valve (EVAP), Evaporative Emission Canister Vent Valve (EVAP), Mass Air Flow (MAF) Sensor (4.3L), and Camshaft Position (CMP) Sensor (4.3L) |
OXYSEN | 20A | Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1, Heated Oxygen Sensor (HO2S) Bank 1 Sensor 3 (4.3L only), Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (4.3L only) |
RR PRK | 10A | RH Rear License Plate Lamp, RH Rear Side Marker Lamp, and RH Rear Park and Turn Signal Lamp |
ECM B | 20A | Fuel Pump Relay, Powertrain Control Module (PCM) (2.2L), Vehicle Control Module (VCM) (4.3L) |
B/U LP | 25A | Backup Lamp Switch / Park Neutral Position Switch |
IGN E | 10A | A/C Compressor Clutch Relay, Air Relay (w/california Emissons only) |
LR PRK | 10A | LH Rear License Plate Lamp, LH Rear Side Marker Lamp, and LH Rear Park and Turn Signal Lamp |
RR DFOG | 30A | Not Used |
TRL PRK | 10A | Not Used |
LT HDLP | 15A | LH Low Beam Headlamp, and Daytime Running Lamp (DRL) Relay |
HTDMIR | 10A | Not Used |
RT HDLP | 15A | Low Beam Headlamp, RH, and High Beam Headlamp, RH |
MIR/LKS | 3A | Outside Rear View Mirror Switch, Door Lock and Side WIndow Switch, LH, and Door Lock and Side Window Switch, RH |
ATC | 20A | Transfer Case Shift Control Module, and Transfer Case Encoder Motor (w/o NP1) |
A/C | 10A | A/C Compressor Clutch Relay |
FOG LP | 15A | Fog Lamp Relay, and Daytime Running Lamps (DRL) Relay |
TBC | 10A | Body Control Module (BCM), Remote Control Door Lock Reciever, and Multifunction Switch (Flash to Pass ) |
RT TURN | 10A | Park and Turn Signal Lamp, RH, Side Marker Lamp, RH |
CRANK | 10A | Transfer Case Shift Control Module, Clutch Pedal Position Switch (M/T Only), and Park / Neutral Position Switch (A/T Only) |
LT TURN | 10A | Park and Turn Signal Lamp, LH, Side Marker Lamp, LH |
FR PRK | 10A | Park and Turn Signal Lamps, LH and RH, Side marker Lamps, LH and RH |
W/W PMP | 10A | Not Used |
IGN C | 20A | Ignition Switch |
STOP LP | 20A | CHMSL Relay, and TCC/Stop Lamp Switch |
HDLP W/W | 15A | Not Used |
HORN | 15A | Horn, LH and RH |
HTDSEAT | 20A | Not Used |
RR W/W | 15A | Not Used |
Micro Relays | ||
F/Pump | -- | Power Supply to the Fuel Pump, and Fuel Injectors (2.2L) |
DRL | -- | Power Supply to the LH High Beam Headlamp. When Activated Supplies Ground to the Daytime Running Lamps (DRL) |
Lift Glass | -- | Not Used |
A/C | -- | Power Supply to the A/C compressor Clutch |
FOG LP | -- | Supplies Power to the Fog Lamps and Fog Lamp Switch |
Horn | -- | Power Supply to the Horn fuse |
CHMSL | -- | Power Supply to the Multifunction Switch to supply the LT TURN, RT TURN, RT TRN, and LT TRN fuses |
Mini Relays | ||
Starter | -- | Power Supply to the Starter Solenoid (Coil) |
RR DEFOG | -- | Not Used |
HDLP PWR | -- | Power Supply to the RT HDLP, and LT HDLP fuses |
Underhood Fuse Block Details (Uplevel Utility)
Fuse/Circuit Breaker | Rating | Description |
|---|---|---|
Maxi Fuses | ||
INT BATT | 50A | HDLP SW, AUX PWR, RDO BATT, CIGAR LTR, CTSY LP, and PWR LKS Fuses, and AMPF Fuse (w/ Premium Audio) |
ABS | 60A | Electronic Brake Control Module (EBCM) |
IGN B | 50A | Ignition Switch |
RAP | 50A | Retained Accessory Power (RAP) Relay, POWER SEATS Circuit Breaker (w/ Power Seats) |
IGN A | 40A | Starter Relay and Ignition Switch |
STUD #2 | 30A | Trailer Wiring Provision (Power Aux) |
Mini Fuses | ||
TRL TRN | 10A | Trailer Wiring Provisions (LP - Stop, T/Sig - LH |
LT TRN | 10A | Upper and Lower Park and Turn Signal Lamp, LH Rear |
BTSI | 10A | TCC/Stop Lamp Switch, Transfer Case Shift Control Module (w/ NP1), and Brake Transmission Shift Interlock (BTSI) Solenoid (w/ Floor Shift A/T Only) |
PARK LP | 20A | Park Lamp Relay, Headlamp Grounding Relay, and Headlamp Switch |
HVAC | 30A | Blower Motor Relay (w/o Electronic Climate Control), Blower Motor (w/ Electronic Climate Control) |
HAZ LP | 20A | Multifunction Switch (Hazard) |
TRR TRN | 10A | Trailer Wiring Provisions (LP - Stop, T/Sig - RH |
RT TRN | 10A | Upper and lower Park and Turn Signal Lamp, RH Rear |
TRCHMSL | 10A | Trailer Wiring Provisions (LP - High MT Stop) |
VECHMSL | 10A | High Mount Stop Lamp, High Mount Stop Lamp Resistor, and Cruise Control Module (CCM) |
TRL B/U | 10A | Trailer wiring Provisions (LP-B/U) |
ECM 1 | 15A | Ignition Control Module (ICM), Powertrain Control Module (PCM) (2.2L only), Vehicle Control Module (VCM) (4.3L only), Crankshaft Position (CKP) Sensor, Fuel Injectors 1-6 (4.3L only), and Ignition Coil (4.3L only) |
LD LEV | 25A | Not Used |
VEH B/U | 15A | Backup Lamps, RH and LH, Inside Rear View Mirror (w/Automatic Day - Night Mirror Only) |
ENG 1 | 10A | Evaporative Emission Canister Purge Valve (EVAP), Evaporative Emission Canister Vent Valve (EVAP), Mass Air Flow (MAF) Sensor (4.3L), and Camshaft Position (CMP) Sensor (4.3L) |
OXYSEN | 20A | Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1, Heated Oxygen Sensor (HO2S) Bank 1 Sensor 3 (4.3L only), Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (4.3L only) |
RR PRK | 10A | Park and Turn Signal Lamps, RR Upper, RR Lower |
ECM B | 20A | Fuel Pump Relay, Powertrain Control Module (PCM) (2.2L), Vehicle Control Module (VCM) (4.3L) |
B/U LP | 25A | Backup Lamp Switch / Park Neutral Position Switch |
IGN E | 10A | A/C Compressor Clutch Relay, Air Relay (w/California Emissions only), and Rear Defogger Relay, |
LR PRK | 10A | Park and Turn Signal Lamps, LR Upper, LR Lower |
RR DFOG | 30A | Rear Window Defoger Grid |
TRL PRK | 10A | LH, RH Rear License Plate Lamps, and Trailer Wiring Provisions (LP Park) |
LT HDLP | 15A | LH Low Beam Headlamp, and Daytime Running Lamp (DRL) Relay |
HTDMIR | 10A | Outside Rearview Mirror, RH, LH (Heating Element) |
RT HDLP | 15A | Low Beam Headlamp, RH, and High Beam Headlamp, RH |
MIR/LKS | 3A | Outside Rear View Mirror Switch, Door Lock and Side WIndow Switch, LH, and RH, Lift Glass Relay, Liftgate or Endgate lock cylinder Switch |
ATC | 20A | Transfer Case Shift Control Module, and Transfer Case Encoder Motor (w/o NP1)(Except Bravada) |
A/C | 10A | A/C Compressor Clutch Relay |
FOG LP | 15A | Fog Lamp Relay, and Daytime Running Lamps (DRL) Relay |
TBC | 10A | Body Control Module (BCM), Remote Control Door Lock Reciever, and Multifunction Switch (Flash to Pass ) |
RT TURN | 10A | Park and Turn Signal Lamp, RH, Side Marker Lamp, RH |
CRANK | 10A | Transfer Case Shift Control Module, Clutch Pedal Position Switch (M/T Only), and Park / Neutral Position Switch (A/T Only) |
LT TURN | 10A | Park and Turn Signal Lamp, LH, Side Marker Lamp, LH |
FR PRK | 10A | Park and Turn Signal Lamps, LH and RH, Side Marker Lamps, LH and RH |
W/W PMP | 10A | Not Used |
IGN C | 20A | Ignition Switch |
STOP LP | 20A | TCC/Stop Lamp Switch |
HDLP W/W | 15A | Not Used |
HORN | 15A | Horn, LH and RH |
HTDSEAT | 20A | Seat Heater Module, LH, RH (w/Heated Seats), Lumbar Switch, RH, LH (w/heat + Lumbar) |
RR W/W | 15A | Rear Window Wiper Motor |
Micro Relays | ||
F/Pump | -- | Power Supply to the Fuel Pump, and Fuel Injectors (2.2L) |
DRL | -- | Power Supply to the LH High Beam Headlamp. When Activated Supplies Ground to the Daytime Running Lamps (DRL) |
Lift Glass | -- | Liftgate/Endgate Window Release Actuator |
A/C | -- | Power Supply to the A/C compressor Clutch |
FOG LP | -- | Power Supply to the Fog Lamps and Fog Lamp Switch |
Horn | -- | Power Supply to the Horn fuse |
CHMSL | -- | Not Used |
Mini Relays | ||
Starter | -- | Power Supply to the Starter Solenoid (Coil) |
RR DEFOG | -- | RR DEFOG, and HTD MIR fuses |
HDLP PWR | -- | Power Supply to the RT HDLP, and LT HDLP fuses |
Underhood Fuse Block Details (Envoy)
Fuse/Circuit Breaker | Rating | Description |
|---|---|---|
Maxi Fuses | ||
INT BATT | 60A | HDLP SW, AUX PWR, RDO BATT, CIGAR LTR, CTSY LP, and PWR LKS Fuses, and AMPF Fuse (w/Premium Audio) |
ABS | 60A | Electronic Brake Control Module (EBCM) |
IGN B | 50A | Ignition Switch |
RAP | 50A | Retained Accessory Power (RAP) Relay, POWER SEATS Circuit Breaker (w/Power Seats) |
IGN A | 40A | Starter Relay and Ignition Switch |
STUD #2 | 30A | Trailer Wiring Provision (Power Aux) |
Mini Fuses | ||
TRL TRN | 10A | Trailer Wiring Provisions (LP - Stop, T/Sig - LH |
LT TRN | 10A | Upper and Lower Park and Turn Signal Lamp, LH Rear |
BTSI | 10A | TCC/Stop Lamp Switch, Transfer Case Shift Control Module (w/NP1), and Brake Transmission Shift Interlock (BTSI) Solenoid (w/Floor Shift A/T Only) |
PARK LP | 20A | Park Lamp Relay, and Headlamp Switch |
HVAC | 30A | Blower Motor Relay (w/o Electronic Climate Control), Blower Motor (w/Electronic Climate Control) |
HAZ LP | 20A | Multifunction Switch (Hazard) |
TRR TRN | 10A | Trailer Wiring Provisions (LP - Stop, T/Sig - RH |
RT TRN | 10A | Upper and lower Park and Turn Signal Lamp, RH Rear |
TRCHMSL | 10A | Trailer Wiring Provisions (LP - High MT Stop) |
VECHMSL | 10A | High Mount Stop Lamp, High Mount Stop Lamp Resistor, and Cruise Control Module (CCM) |
TRL B/U | 10A | Trailer Wiring Provisions (LP- B/U) |
ECM 1 | 15A | Ignition Control Module (ICM), Powertrain Control Module (PCM) (2.2L only), Vehicle Control Module (VCM) (4.3L only), Crankshaft Position (CKP) Sensor, Fuel Injectors 1-6 (4.3L only), and Ignition Coil (4.3L only) |
LD LEV | 25A | Load Leveling Pump, Load Leveling Timer Relay |
VEH B/U | 15A | Backup Lamps, RH and LH, Inside Rear View Mirror (w/Automatic Day - Night Mirror Only) |
ENG 1 | 10A | Evaporative Emission Canister Purge Valve (EVAP), Evaporative Emission Canister Vent Valve (EVAP), Mass Air Flow (MAF) Sensor (4.3L), and Camshaft Position (CMP) Sensor (4.3L) |
OXYSEN | 20A | Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1, Heated Oxygen Sensor (HO2S) Bank 1 Sensor 3 (4.3L only), Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (4.3L only) |
HI BEAM | 20A | High Beam Relay |
RR PRK | 10A | Park and Turn Signal Lamps, RR Upper, RR Lower |
ECM B | 20A | Fuel Pump Relay, Powertrain Control Module (PCM) (2.2L), Vehicle Control Module (VCM) (4.3L) |
B/U LP | 25A | Backup Lamp Switch / Park Neutral Position Switch |
IGN E | 10A | A/C Compressor Clutch Relay, Air Relay (w/California Emissions only), Rear Defogger Relay, DRL Relay, Load Leveling Height Sensor, and Load Leveling Pump |
LR PRK | 10A | Park and Turn Signal Lamps, LR Upper, LR Lower |
RR DFOG | 30A | Rear Window Defogger Grid |
TRL PRK | 10A | LH, RH Rear License Plate Lamps, and Trailer Wiring Provisions (LP Park) |
LT LOW | 20A | Headlamp Ballast, LH (HID) |
HTDMIR | 10A | Outside Rearview Mirror, RH, LH (Heating Element) |
RT LOW | 20A | Headlamp Ballast, RH (HID) |
MIR/LKS | 3A | Outside Rear View Mirror Switch, Door Lock and Side WIndow Switch, LH, and RH, Lift Glass Relay, Liftgate or Endgate lock Cylinder Switch |
ATC | 20A | Transfer Case Shift Control Module, and Transfer Case Encoder Motor (w/o NP1) |
A/C | 10A | A/C Compressor Clutch Relay |
FOG LP | 15A | Fog Lamp Relay |
TBC | 10A | Body Control Module (BCM), Remote Control Door Lock Reciever, and Multifunction Switch (Flash to Pass ) |
RT TURN | 10A | Park and Turn Signal Lamp, RH, Side Marker Lamp, RH |
LT HI | 10A | LH High Beam Headlamp |
CRANK | 10A | Transfer Case Shift Control Module, Clutch Pedal Position Switch (M/T Only), and Park / Neutral Position Switch (A/T Only) |
LT TURN | 10A | Park and Turn Signal Lamp, LH, Side Marker Lamp, LH |
FR PRK | 10A | Park and Turn Signal Lamps, LH and RH, Side marker Lamps, LH and RH |
RT HI | 10A | RH High Beam Headlamp |
IGN C | 20A | Ignition Switch |
STOP LP | 20A | TCC/Stop Lamp Switch |
HORN | 15A | Horn, LH and RH |
HTDSEAT | 20A | Seat Heater Module, LH, RH (w/Heated Seats), Lumbar Switch, RH, LH (w/heat + Lumbar) |
RR W/W | 15A | Rear Window Wiper Motor |
Micro Relays | ||
F/Pump | -- | Power Supply to the Fuel Pump, and Fuel Injectors (2.2L) |
DRL | -- | Power Supply to the RH High Beam Headlamp. When Activated Supplies Ground to the Daytime Running Lamps (DRL) |
Lift Glass | -- | Liftgate/Endgate Window Release Actuator |
A/C | -- | Power Supply to the A/C compressor Clutch |
FOG LP | -- | Power Supply to the Fog Lamps and Fog Lamp Switch |
Horn | -- | Power Supply to the Horn fuse |
Mini Relays | ||
Starter | -- | Power Supply to the Starter Solenoid (Coil) |
RR DEFOG | -- | RR DEFOG, and HTD MIR fuses |
LOW BEAM | -- | Power Supply to the RT LOW, and LT LOW fuses |
IP Fuse Block Details
Fuse No. | Fuse/Circuit Breaker | Rating | Description |
|---|---|---|---|
1 | -- | -- | Not Used |
2 | CIGAR LTR | 15A | Cigar Lighter and Data Link Connector (DLC) |
3 | CRUISE | 10A | Body Control Module (BCM), Cruise Control Module (CCM), Multifunction Switch (Cruise Control Switch), and LH, RH Lumbar Switch (Utility w/Heated Seats, w/o Memory) |
4 | GAUGES | 10A | Body Control Module (BCM), and Instrument Cluster |
5 | PARK LP | 10A | Body Control Module (BCM), Outside Rear View Mirror Switch, Door Lock and Side Window Switch LH and RH, Side Window Lockout Switch, and Rear Seat Audio Control (Envoy only),IP Ashtray Lamp (Except Envoy) |
6 | STR WHL ILLUM | 2A | Steering Wheel Controls (Utility Only) |
7 | HDLP SW | 10A | Headlamp Switch |
8 | CTSY LP | 10A | Console Courtesy Lamps, LH and RH, Inadvertent Power Lamp Relay, and Transfer Case Shift Control Module (NP1) |
9 | HVAC | 20A |
Heater Controller (Non-A/C - w/o Electronic Climate Control) and Heater and A/C Controller (w/ A/C - w/o Electronic Climate Control) |
10 | TURN | 20A | Multifuction Switch (Hazard Switch) |
11 | CLSTR | 10A | Instrument Cluster, Powertrain Control Module (PCM) (2.2L), Vehicle Control Module (VCM) (4.3L), Brake Transmission Shift Interlock (BTSI) Solenoid (4.3L w/Floor Shift A/T), and Automatic Transmission |
12 | ILLUM | 10A | Radio, Heater Controller (Non-A/C)(Pickup only), Heater and A/C Controller (w/ A/C), Electronic Climate Control (ECC) Module (Utility, w/Auto A/C), Fog Lamp Switch, Rear Wiper/Washer and Endgate/Liftgate window Release Switch (Utility), Driver Information Display Module(Utility), Automatic Transmission Position Indicating Lamp (Utility, w/Floor Shift A/T), Supplemental Restraint IP Module Switch (Pickup), Body Control Module (BCM), Transfer Case Select Switch, and Instrument Cluster |
13 | AUX PWR | 20A | Auxiliary Power Outlet, LH and RH, Auxiliary Power Receptacle, Floor Console (Envoy), Auxiliary Power Receptacle Rear, (Envoy) |
14 | PWR LKS | 15A | Door Lock Relay, Door Unlock Relay, and Driver Door Unlock Relay (w/Power Door Locks) |
15 | 4WD | 10A | Vehicle Control Module (VCM), Transfer Case Shift Control Module, Transfer Case Select Switch (w/Electric Shift 4WD), Front Drive Axle Clutch Solenoid (w/Electric Shift 4WD), and Front Axle Switch (w/Electric Shift 4WD) |
16 | SIR | 15A | Supplemental Restraint IP Module Switch, and Supplemental Restraint Sensing and Diagnostic Module (SDM) |
17 | FRT WPR | 25A | Windshield Wiper Motor, and Multifunction Switch (Wiper Switch) |
18 | STR WHL RDO IGN | 2A | Steering Wheel Controls (Utility only) |
19 | RDO BATT | 15A | Radio,Instrument Cluster, Electronic Climate Control (ECC) Module (w/ECC), Vehicle Interface unit (Envoy w/ECC only), Remote Audio Player, (Bravada w/ECC only) |
20 | AMPF | 25A | Amplifier (w/Premium Audio) |
21 | HVAC 1 | 10A | Air Temperature Valve Sensor and Motor, Heater Controller (Pickup), Heater and A/C Controller, Inside Rear View Mirror (Utility w/Automatic Day - Night Mirror), Electronic Climate Control (ECC) Module (Utility w/ECC), Inside Air Temperature Sensor (Utility w/ECC), Inside Air Temperature Sensor (Utility w/ECC), HVAC Solenoid Assembly (Utility w/ECC) |
22 | ABS | 10A | TCC/Stop Lamp Switch, and Electronic Brake Control Module (EBCM) |
23 | RR WPR | 15A | Rear Wiper/Washer Switch and Endgate/liftgate Window Release Switch (Utility only) |
24 | RDO IGN | 10A | Radio, Driver Information Display Module (Utility only), Rear Audio Module (Envoy only), Vehicle Interface Unit (VIU) (Envoy only), and Outside Rear View Mirror Switch (Envoy only) |
Electrical Center Identification Views Relay Terminal Location Views
| Figure 1: |
Underhood Fuse Block
|
| Figure 2: |
Underhood Fuse Block (Envoy)
|
| Figure 3: |
Body Relay Block
|
| Figure 4: |
Body Relay Block (Envoy)
|
