In this article you will find a description of fuses and relays Chevrolet,
with photos of block diagrams and their locations.
Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.
Main Fuse Block
Fuse name | Usage |
STOP/HAZARD |
Hazard Flasher, Brake Switch Assembly |
TURN B-U |
Traction ControV2nd Gear Start Switch, Back-up Lamp Switch, Turn Flasher, Daytime Running Lamps (DRL) Module |
PCM BATT |
Powekrain Control Module (PCM), Fuel Pump Relay |
RADIO ASSY |
Delco Audyssey Radio Amplifier Remote CD player (trunk) |
TAIL LTS |
Daytime Running Lamps (DRL) Module, Headlamp Switch |
HVAC |
HVAC Selector Switch, Rear Defogger Switch/Timer |
PWR ACCY |
ParkLampRelay,Hatch Release Relay, Power Mirror Switch, Radio, Shock Sensor, Instrument Cluster |
COURTESY |
Body Control Module (BCM) |
GAGES |
Body Control Module (BCM), Brake Switch Assemblyâ(BTS1). Instrument Cluster, Daytime Running Lamps (DRL) Module, Auxiliary Accessory Wire |
AIR BAG |
Air Bag System, Dual Pole Arming Sensor |
CIGAR/ACCY |
Cigarette Lighter, Data Link Connector (DLC), Auxiliary Accessory Wire |
DEFOG/SEATS |
Rear Defogger Switchmimer, Power Seat |
WIPER/WASH |
Wiper Motor Assembly, Wiper/Washer Switch |
WINDOWS |
Power Windows Switch (RH, LH), Express Down Module, Convertible Top Switch |
I/P DIMMER |
Door Illumination Lamp (LH, RH), Headlamp Switch, Fog Lamp Switch,Instrument Cluster, HVAC Control Assembly, PRNDL Illumination Lamp, Ashtray Lamp, Radio, Steering Wheel Controls-Radio, Rear Window Defogger SwitcldTimer, Traction Control (ASR)/2nd Gear Start Switch |
RADIO |
Body Control Module (BCM), Radio, Amplifier, Steering Wheel Controls-Radio |
Underhood Electrical Center
The two underhood fuse and relay centers are located in the engine compartment.
Fuse and Relay Center 1
Fusename | Usage |
ABS BAT SOL |
Anti-Lock Brake System |
TCS BAT |
Traction Control System |
COOL FAN |
Cooling Fan Control |
PCM BAT |
Powertrain Control Module |
FUEL PUMP |
Fuel Pump |
AIR PUMP |
Air Pump Relay and Bleed Va |
LH HDLP |
Headlamp Door and Module |
RH HDLP |
Headlamp Door and Module |
HORN |
Horn Relay |
ABS BAT-1 |
Anti-Lock Brake System Module |
H/L DRHORN |
Horn and Headlamp Doors |
ABS BAT-2 |
Anti-Lock Brake and Traction Control System |
COOL FAN |
Cooling Fan Relays |
Relays |
FOG LAMP |
HORN |
COOLING FAN#3 |
COOLING FAN#2 |
COOLING FAN#1 |
Fuse and Relay Center 2
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Fusename | Usage |
INJ |
Fuel Injectors (Not Used for V6) (LH Injectors for V8 and Ignition Module) |
INJ |
Fuel Injectors (All for V6) (LH Injectors for V8 and Ignition Module) |
ENG SEN |
MassAirFlow,HeatedOxygen Sensor, Skip Shift Solenoid (V8 Only), Reverse Lockout Solenoid, Brake Switch |
STRTR |
Powertrain Control Module and Clutch Pedal Switch |
ABS IGN |
Anti-Lock Brake System Module |
PCM IGN |
PowertrainControlModule |
ENG CTRL |
IgnitionModule(V6Only), Automatic Transmission and Charcoal Canister Purge Solenoid |
A/CCRUISE |
Air Conditioning Compressor Relay, Cruise Control Switches and Module |
ENG CTRL |
EngineControls,FuelPump,PCM, A.I.R. and Cooling Fans |
I/P-1 |
HVACBlowerControland Relay |
IGN |
Ignition Switch, Relay and Starter Enable Relay |
I/P-2 |
Instrument Panel Fuse Center |
Relays |
AIR SOL |
AIR PUMP |
A/C COMP |
FUEL PUMP |
STARTER |
IGN |
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