2003 Chevrolet Blazer fuse box diagram
The 2003 Blazer generation S10-2 (also known as "GMT330") has 2 different fuse boxes:
Instrument Panel Fuse Block diagram
Engine Compartment Fuse Block diagram
Instrument Panel Fuse Block
| Type | No. | Description | |
|---|---|---|---|
Fuse MINI | 2 | Cigarette Lighter, Data Link | |
Fuse MINI | 3 | Cruise Control Module and Switch, Body Control Module, Heated Seats | |
Fuse MINI | 4 | Gages, Body Control Module, Instrument Panel Cluster | |
Fuse MINI | 5 | Parking Lamps, Power Window Switch, Body Control Module, Ashtray Lamp | |
Fuse MINI | 6 | Steering Wheel Radio Controls | |
Fuse MINI | 7 | Headlamps Switch, Body Control Module, Headlamp Relay | |
Fuse MINI | 8 | Courtesy Lamps, Battery Run-Down Protection | |
Fuse MINI | 9 | Heating, Ventilation, Air Cooling Control Head (Manual) | |
Fuse MINI | 10 | Turn Signal | |
Fuse MINI | 11 | Cluster, Engine Control Module | |
Fuse MINI | 12 | Interior Lights | |
Fuse MINI | 13 | Auxiliary Power | |
Fuse MINI | 14 | Power Locks Motor | |
Fuse MINI | 15 | 4WD Switch, Engine Controls (VCM, PCM, Transmission) | |
Fuse MINI | 16 | Supplemental Inflatable Restraint | |
Fuse MINI | 17 | Front Wiper | |
Fuse MINI | 18 | Steering Wheel Radio Controls | |
Fuse MINI | 19 | Radio, Battery | |
Fuse MINI | 20 | Amplifier | |
Fuse MINI | 21 | Heating, Ventilation, Air Cooling (Manual). Heating, Ventilation, Air Cooling (Automatic), Heating, Ventilation, Air Cooling Sensors (Automatic) | |
Fuse MINI | 22 | Anti-Lock Brakes | |
Fuse MINI | 23 | Rear Wiper | |
Fuse MINI | 24 | Radio, Ignition |
Engine Compartment Fuse Block
| Type | Description | |
|---|---|---|
Fuse MAXI 50A | 1 Instrument Panel Fuse Block Feed | |
Fuse MAXI 60A | 2 Anti-Lock Brake System | |
Fuse MAXI 50A | 3 Column Feed, Ignition 2, 3, 4 | |
Fuse MAXI 50A | 4 Retained Accessory Power | |
Fuse MAXI 40A | 5 Starting and Charging Ignition 1 | |
Fuse MAXI 30A | 6 Accessory Feeds, Electric Brake | |
Fuse MINI 10A | 7 Trailer Left Turn | |
Fuse MINI 10A | 8 Left Turn Signal Rear | |
Fuse MINI 10A | 9 Automatic Transmission Shift Lock Control System | |
Fuse MINI 20A | 10 Parking Lamps | |
Fuse MINI 30A | 11 Heating,Ventilation, Air Cooling System | |
Fuse MINI 20A | 12 Hazard Lamps | |
Fuse MINI 10A | 13 Trailer Right Turn | |
Fuse MINI 10A | 14 Right Turn Signal Rear | |
Fuse MINI 10A | 15 Trailer Center High Mount Stop Light | |
Fuse MINI 10A | 16 Vehicle Center High-Mounted Stop Lamp | |
Fuse MINI 10A | 17 Trailer Back Up Lamps | |
Fuse MINI 15A | 18 Engine Control Module Injectors | |
Fuse MINI 15A | 20 Vehicle Back Up Lamps | |
Fuse MINI 10A | 21 Engine Sensors/Solenoids, MAF, CAM, PURGE, VENT | |
Fuse MINI 20A | 22 Oxygen Sensor | |
Fuse MINI 10A | 23 Right Rear Parking Lamps | |
Fuse MINI 20A | 24 Engine Control Module, Fuel Pump Module, Oil Pressure | |
Fuse MINI 25A | 25 Back Up Lamps | |
Fuse MINI 10A | 26 Engine | |
Fuse MINI 10A | 27 Left Rear Parking Lamps | |
Fuse MINI 30A | 28 Rear Defogger | |
Fuse MINI 10A | 29 Trailer Park Lamps | |
Fuse MINI 15A | 30 Left Headlamp | |
Fuse MINI 10A | 31 Heated Mirror | |
Fuse MINI 15A | 32 Right Headlamp | |
Fuse MINI 3A | 33 Mirrors, Door Locks | |
Fuse MINI 20A | 34 Transfer Case (Four-Wheel Drive) | |
Fuse MINI 10A | 35 Air Conditioning | |
Fuse MINI 15A | 36 Fog Lamps | |
Fuse MINI 10A | 37 Truck Body Computer | |
Fuse MINI 10A | 38 Right Turn Signal Front | |
Fuse MINI 10A | 39 Clutch Switch, NSBU Switch | |
Fuse MINI 10A | 40 Left Turn Signal Front | |
Fuse MINI 10A | 41 Front Parking Lamps | |
Fuse MINI 20A | 43 Starter Solenoid, Fuel Pump, PRNDL | |
Fuse MINI 20A | 44 Stop Lamps | |
Fuse MINI 15A | 46 Horn | |
Fuse MINI 20A | 47 Heated Seat | |
Fuse MINI 15A | 48 Rear Window Wiper | |
Fuse puller | FUSE PULLER Fuse Puller | |
Relay | R1 Starter | |
Relay | R2 Rear Defogger | |
Relay | R3 Fuel Pump | |
Relay | R4 Headlamp Power | |
Relay | R5 Daytime Running Lamps | |
Relay | R6 Liftglass | |
Relay | R7 A/C_R | |
Relay | R8 FOG LP_R | |
Relay | R9 Horn | |
Relay | R10 Center High Mounted Stoplamp | |
Fuse MINI | SPARE FUSES Spare |
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