Chevrolet Impala 2004 Fuse Box Info
Passenger fuse box location:
Driver’s Side Instrument Panel Fuse Box is on the end of the instrument panel, on the driver side of the vehicle.
Passenger’s Side Instrument Panel Fuse Box is on the end of the instrument panel, on the passinger side of the vehicle.
Engine compartment fuse box:
Fuse Box Diagram | Layout
Passenger compartment fuse box (Driver’s Side):
| Fuse/Relay Name | Functions |
| RETAINED ACCESSORY PWR RELAY | Retained Accessory Power Relay |
| HEADLAMP RELAY | Headlamp Relay |
| RETAINED ACCESSORY PWR BRKR | Power Window, Sunroof Breaker |
| PCM/BCM/ CLSTR | Powertrain Control Module, Body Control Module, Cluster (Ignition 0) |
| WSW | Windshield Wipers, Windshield Washer |
| PCM (CRANK) | Powertrain Control Module (Crank) |
| CIG/AUX | Accommodated Device (Accessory) |
| BCM | Body Control Module (Accessory) |
| SRS | Supplemental Restraint System |
| ABS/PCM | Anti-Lock Brake System, Powertrain Control Module, Brake Switch, Crank Relay, Canister Vent Solenoid (Run, Crank) |
| STOP | Brake Lamps, Body Control Module (Run, Crank) |
| TURN SIGNAL | Turn Signal Flashers |
| CRUISE | Cruise Control Steering Column Controls |
| A/C CRUISE | HVAC Temp Door Motors & Module, Cruise Control Module |
| A/C FAN | HVAC Blower |
| STR COL | Steering Wheel Lighting |
| DR LK | Body Control Module, Door Lock Controls |
| PWR MIR | Power Mirrors |
| CLSTR/BCM | Cluster, Body Control Module, Data Link Connector (Battery) |
| LH HTD ST/BCM | Driver’s Heated Seat, Body Control Module, Battery Controlled Loads |
Passenger compartment fuse box (Passenger’s Side):
| Fuse/Relay Name | Functions |
| PARK LP RELAY | Parking Lamp Relay |
| BACKUP LP RELAY | Back-up Lamps Relay |
| BATT RUN DOWN PROTECTION RELAY | Battery Run Down Protection Relay |
| REAR DEFOG RELAY | Rear Defog Relay, Heated Mirror Relay |
| POWER SEATS BRKR | Power Seat Circuit Breaker |
| REAR DEFOG BRKR | Rear Defog Breaker |
| RH HTD ST | Passenger Heated Seat |
| PWR DROP | Accommodated Device |
| B/U LP | Back-Up Lamps |
| DIC/RKE | Driver Information Center, Remote Keyless Entry, HVAC |
| TRK/ROOF BRP | Trunk Lamps, Headliner Lamps |
| HVAC BLO | HVAC Blower Relay |
| I/P BRP | Instrument Panel Footwell Lamps |
| HTD MIR | Heated Mirrors |
| BRK SW | Brake Switch |
| HAZ SW | Hazard Switch |
| FRT PARK LP | Front Parking Lamps, Instrumentation Lighting |
| AUX PWR | Auxiliary Power Outlet (Battery) |
| C/LTR | Cigarette Lighter |
| RADIO | Radio, Radio Amplifier |
| REAR PRK LP | Rear Parking Lamps |
Engine compartment fuse box (Upper):
| Fuse/Relay Name | Functions |
| FUEL PUMP | Fuel Pump |
| DRL RELAY | Daytime Running Lamps |
| CRANK RLY | Starter (Crank) Relay |
| HORNS | Horn |
| FOG LTS | Fog Lamps |
| LEFT I/P | Left Fuse Block |
| RT I/P #1 | Right Fuse Block (Battery) |
| RT I/P #2 | Right Fuse Block (Battery) |
| U/HOOD #1 | Underhood (Top) Fuse Block |
| HORN RLY | Horn Relay |
| BLANK | Blank |
| BLANK | Blank |
| FOG RLY | Fog Lamp Relay |
| F/PMP RLY | Fuel Pump Relay |
| DRL/EXIT LTS | Low (Left Front) & High (Left Front) Headlamps |
| EXT LTS | Low (Right Front) & High (Right Front) Headlamps |
| PCM | PCM Battery |
| A/C RLY (CMPR) | HVAC Compressor Relay & Generator |
| BLOWER MOTOR | HVAC Blower Motor |
Engine compartment fuse box (Lower):
| Fuse/Relay Name | Functions |
| FAN CONT #3 | Secondary Cooling Fan (Passenger’s Side) |
| FAN CONT #2 | Cooling Fan Control Relay |
| FAN CONT #1 | Primary Cooling Fan (Driver’s Side) |
| IGN RELAY | Ignition Relay |
| A/C CMPR | HVAC Compressor |
| IGN SW | Ignition Switch |
| RT I/P #3 | Rear Defogger, Audio System |
| U/HOOD #2 | Ignition Relay, AIR Pump |
| COOLING FANS | Cooling Fans (Battery) |
| FAN CONT #2 & #3 | Cooling Fan Control Relays #2 & #3 |
| FAN CONT #1 | Cooling Fan Control Relays #1 |
| FUEL INJ | Fuel Injectors |
| TRANS SOL | Transmission Solenoids |
| A/C RLY (COIL) | HVAC Control Relay |
| ENG DEVICES | Canister Purge Solenoid, Mass Air Flow Sensor (MAF), AIR Pump Relay & Valve Control |
| DFI MDL | Direct Fire Ignition Module |
| OXY SEN | Oxygen Sensors (Pre and Post Converter) |
