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In this article, we consider the first-generation Chevrolet TrailBlazer, produced from 2002 to 2009. Here you will find fuse box diagrams of Chevrolet TrailBlazer 2002, 2003, 2004, 2005, 2006, 2007, 2008 and 2009, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.
Fuse Layout Chevrolet TrailBlazer 2002-2009
Cigar lighter (power outlet) fuses in the Chevrolet TrailBlazer is the fuse №13 (Cigarette Lighter) in the Underhood Fuse Box and fuses №15 (2002-2003, Auxiliary Power 2), №46 (Auxiliary Power 1) in the Rear Underseat Fuse Box.
Table of Contents
Engine Compartment Fuse Box
Engine Compartment Fuse Box
Fuse box location
It is located in the engine compartment on the driver’s side, under two covers.
Fuse box diagrams (L6 Engine)
Fuse box diagrams (L6 Engine)
L6 engine, 2002-2003
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Assignment of the fuses and relay in the Underhood Fuse Box, L6 engine (2002, 2003)
| № | Usage |
|---|---|
| 1 | Electrically-Controlled Air Suspension |
| 2 | Passenger's Side Hiqh-Beam Headlamp |
| 3 | Passenger's Side Low-Beam Headlamp |
| 4 | Back-Up-Trailer Lamps |
| 5 | Driver's Side High-Beam Headlamp |
| 6 | Driver s Side Low-Beam Headlamp |
| 7 | WASH |
| 8 | Automatic Transfer Case |
| g | Windshield Wipers |
| 10 | Powertrain Control Module B |
| 11 | Fog Lamps |
| 12 | Stop Lamp |
| 13 | Cigarette Lighter |
| 14 | Ignition Coils |
| 15 | Air Suspension Ride |
| 16 | TBD-Ignition 1 |
| 17 | Crank |
| 18 | Air Bag |
| 19 | Electric Brake |
| 20 | Cooling Fan |
| 21 | Horn |
| 22 | Ignition E |
| 23 | Electronic Throttle Control |
| 24 | Instrument Panel Cluster, Dnver Information Center |
| 25 | Automatic Shift Lock Control System |
| 26 | Engine 1 |
| 27 | Back-Up |
| 28 | Powertrain ControJ Module 1 |
| 29 | Oxygen Sensor |
| 30 | Air Conditioning |
| 31 | Truck Body Controller |
| 32 | Trailer |
| 33 | Anti-Lock Brakes (ABS) |
| 34 | Ignition A |
| 35 | Blower Motor |
| 36 | Ignition B |
| 50 | Passenger s Side Trailer Turn |
| 51 | Driver s Side Trailer Turn |
| 52 | Hazard Flashers |
| Relays | |
| 37 | Blank |
| 38 | Rear Window Washer |
| 39 | Fog Lamps |
| 40 | Horn |
| 41 | Fuel Pump |
| 42 | Windshield Wipers/Washer |
| 43 | High-Beam Headlamp |
| 44 | Air Conditioning |
| 45 | Cooling Fan |
| 46 | Headlamp Driver Modulo |
| 47 | Starter |
| Miscellaneous | |
| 48 | Instrument Panel Battery |
| 49 | Fuse Puller |
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L6 engine, 2004-2006
| № | Usage |
|---|---|
| 1 | Electrically-Controlled Air-suspension |
| 2 | Passenger's Side High-Beam Headlamp |
| 3 | Passenger's Side Low-Beam Headlamp |
| 4 | Back-Up Trailer Lamps |
| 5 | Driver's Side High-Beam Headlamp |
| 6 | Driver's Side Low-Beam Headlamp |
| 7 | Rear Window Washer, Headlamp Washer |
| 8 | Automatic Transfer Case |
| 9 | Windshield Washer |
| 10 | Powertrain Control Module B |
| 11 | Fog Lamps |
| 12 | Stoplamp |
| 13 | Cigarette Lighter |
| 14 | 2004-2005: Ignition Coils |
| 15 | Electric Adjustable Pedal |
| 16 | Truck Body Controller, Ignition 1 |
| 17 | Crank |
| 18 | Airbag |
| 19 | Trailer Electric Brake |
| 20 | Cooling Fan |
| 21 | Horn |
| 22 | Ignition E |
| 23 | Electronic Throttle Control |
| 24 | Instrument Panel Cluster, Driver Information Center |
| 25 | Automatic Shift Lock Control System |
| 26 | 2004: Backup 2005-2006: Engine 1 |
| 27 | 2004: Engine 1 2005-2006: Backup |
| 28 | Powertrain Control Module 1 |
| 29 | Oxygen Sensor |
| 30 | Air Conditioning |
| 31 | Truck Body Controller |
| 32 | Trailer |
| 33 | Anti-Lock Brakes (ABS) |
| 34 | Ignition A |
| 35 | Blower Motor |
| 36 | Ignition B |
| 50 | Passenger's Side Trailer Turn |
| 51 | Driver's Side Trailer Turn |
| 52 | Hazard Flashers |
| 53 | 2004: Electric Adjustable Pedal 2005-2006: Headlamp Driver Module |
| 54 | Air Injection Reactor (AIR) Solenoid |
| 56 | Air Injection Reactor (AIR) Pump |
| Relays | |
| 37 | Headlamp Washer |
| 38 | Rear Window Washer |
| 39 | Fog Lamps |
| 40 | Horn |
| 41 | Fuel Pump |
| 42 | Windshield Washer |
| 43 | High-Beam Headlamp |
| 44 | Air Conditioning |
| 45 | Cooling Fan |
| 46 | Headlamp Driver Module |
| 47 | Starter |
| 49 | Electric Adjustable Pedal |
| 55 | Air Injection Reactor (AIR) Solenoid |
| 57 | Powertrain (2006) |
| 58 | Vehicle Stability EnhancementSystem (StabiliTrak) (2006) |
| Miscellaneous | |
| 48 | Instrument Panel Battery |
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L6 engine, 2007-2008
| № | Usage |
|---|---|
| 1 | Electrically-Controlled Air Suspension |
| 2 | Passenger Side High-Beam Headlamp |
| 3 | Passenger Side Low-Beam Headlamp |
| 4 | Back-Up Trailer Lamps |
| 5 | Driver Side High-Beam Headlamp |
| 6 | Driver Side Low-Beam Headlamp |
| 7 | Windshield Wiper |
| 8 | Automatic Transfer Case |
| 9 | Windshield Washer |
| 10 | Powertrain Control Module B |
| 11 | Fog Lamps |
| 12 | Stoplamp |
| 13 | Cigarette Lighter |
| 14 | Not Used |
| 15 | Electric Adjustable Pedal |
| 16 | Truck Body Controller, Ignition 1 |
| 17 | Crank |
| 18 | Airbag |
| 19 | Trailer Electric Brake |
| 20 | Cooling Fan |
| 21 | Horn |
| 22 | Ignition E |
| 23 | Electronic Throttle Control |
| 24 | Instrument Panel Cluster, Driver Information Center |
| 25 | Automatic Shift Lock Control System |
| 26 | Transmission Control Module (TCM) Canister |
| 27 | Backup |
| 28 | Powertrain Control Module 1 |
| 29 | Oxygen Sensor |
| 30 | Air Conditioning |
| 31 | Truck Body Controller 1 |
| 32 | Trailer |
| 33 | Antilock Brakes (ABS) |
| 34 | Ignition A |
| 35 | Blower Motor |
| 36 | Ignition B |
| 50 | Passenger Side Trailer Turn |
| 51 | Driver Side Trailer Turn |
| 52 | Hazard Flashers |
| 53 | Headlamp Driver Module |
| 54 | Air Injection Reactor (AIR) Solenoid |
| 56 | Air Injection Reactor (AIR) Pump |
| 58 | Vehicle Stability Enhancement System (StabiliTrak) |
| 59 | Regulated Voltage Control |
| Relays | |
| 37 | Headlamp Washer |
| 38 | Rear Window Wiper/Washer |
| 39 | Fog Lamps |
| 40 | Horn |
| 41 | Fuel Pump |
| 42 | Windshield Washer |
| 43 | High-Beam Headlamp |
| 44 | Air Conditioning |
| 45 | Cooling Fan |
| 46 | Headlamp Driver Module |
| 47 | Starter |
| 49 | Electric Adjustable Pedal |
| 55 | Air Injection Reactor (AIR) Solenoid |
| 57 | Powertrain |
| Miscellaneous | |
| 48 | Instrument Panel Battery |
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Underhood Fuse Box (2009)
| № | Usage |
|---|---|
| 1 | Electrically-Controlled Air Suspension |
| 2 | Passenger Side High-Beam Headlamp |
| 3 | Passenger Side Low-Beam Headlamp |
| 4 | Back-Up Trailer Lamps |
| 5 | Driver Side High-Beam Headlamp |
| 6 | Driver Side Low-Beam Headlamp |
| 7 | Windshield Wiper |
| 8 | Active Transfer Case |
| 9 | Windshield Washer |
| 10 | Powertrain Control Module B |
| 11 | Fog Lamps |
| 12 | Stoplamp |
| 13 | Cigarette Lighter |
| 14 | Ignition Coils |
| 15 | Transmission Control Module Canister |
| 16 | Truck Body Controller, Ignition 1 |
| 17 | Crank |
| 18 | Airbag |
| 19 | Trailer Electric Brake |
| 21 | Horn |
| 22 | Ignition E |
| 23 | Electronic Throttle Control |
| 24 | Instrument Panel Cluster, Driver Information Center |
| 25 | Brake Transmission Shift Interlock |
| 26 | Engine 1 |
| 27 | Backup |
| 28 | Engine Control Module 1 |
| 29 | Engine Control Module |
| 30 | Air Conditioning |
| 31 | Injector A |
| 32 | Trailer |
| 33 | Antilock Brakes (ABS) |
| 34 | Ignition A |
| 35 | Blower |
| 36 | Ignition B |
| 50 | Passenger Side Trailer Turn |
| 51 | Driver Side Trailer Turn |
| 52 | Hazard Flashers |
| 53 | Transmission |
| 54 | Oxygen Sensor B |
| 55 | Oxygen Sensor A |
| 56 | Injector B |
| 57 | Headlamp Driver Module |
| 58 | Body Controller 1 |
| 59 | Electric Adjustable Pedals |
| 61 | Vehicle Stability Enhancement System |
| 62 | Regulated Voltage Control |
| 63 | Air Solenoid |
| 64 | Air Pump |
| Relays | |
| 37 | Headlamp Wiper |
| 38 | Rear Window Wiper/Washer |
| 39 | Fog Lamps |
| 40 | Horn |
| 41 | Fuel Pump |
| 42 | Windshield Washer |
| 43 | High-Beam Headlamp |
| 44 | Air Conditioning |
| 46 | Headlamp Driver Module |
| 47 | Starter |
| 49 | Electric Adjustable Pedal |
| 60 | Powertrain |
| 69 | Air Solenoid |
| Miscellaneous | |
| 48 | Instrument Panel Battery |
Fuse box diagrams (V8 Engine)
Fuse box diagrams (V8 Engine)
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V8 engine, 2003-2004
| № | Usage |
|---|---|
| 1 | Electrically-Controlled Air Suspension |
| 2 | Passenger's Side High-Beam Headlamp |
| 3 | Passenger's Side Low-Beam Headlamp |
| 4 | Back-Up-Trailer Lamps |
| 5 | Driver's Side High-Beam Headlamp |
| 6 | Driver's Side Low-Beam Headlamp |
| 7 | Rear Window Washer, Headlamp Washer |
| 8 | Automatic Transfer Case |
| 9 | Windshield Washer |
| 10 | Powertrain Control Module B |
| 11 | Fog Lamps |
| 12 | Stop Lamp |
| 13 | Cigarette Lighter |
| 14 | Ignition Coils |
| 15 | Canister Vent |
| 16 | TBC-Ignition 1 |
| 17 | Crank |
| 18 | Air Bag |
| 19 | Trailer Electric Brake |
| 20 | Cooling Fan |
| 21 | Horn |
| 22 | Ignition E |
| 23 | Electronic Throttle Control |
| 24 | Instrument Panel Cluster, Driver Information Center |
| 25 | Automatic Shift Lock Control System |
| 26 | 2003: Engine 1 2004: Backup |
| 27 | 2003: Backup 2004: Engine 1 |
| 28 | Powertrain Control Module 1 |
| 30 | Air Conditioning |
| 31 | Truck Body Controller |
| 32 | Trailer |
| 33 | Anti-Lock Brakes (ABS) |
| 34 | Ignition A |
| 35 | Blower Motor |
| 36 | Ignition B |
| 50 | Passenger's Side Trailer Turn |
| 51 | Driver's Side Trailer Turn |
| 52 | Hazard Flashers |
| 53 | Oxygen Sensor Bank B |
| 54 | Oxygen Sensor Bank A |
| 55 | Injector Bank A |
| 56 | Injector Bank B |
| 57 | Electric Adjustable Pedal |
| Relays | |
| 37 | Headlamp Washer |
| 38 | Rear Window Washer |
| 39 | Fog Lamps |
| 40 | Horn |
| 41 | Fuel Pump |
| 42 | Windshield Washer |
| 43 | High-Beam Headlamp |
| 44 | Air Conditioning |
| 45 | Cooling Fan |
| 46 | Headlamp Driver Module |
| 47 | Starter |
| 49 | Electric Adjustable Pedal |
| 58 | Ignition 1 |
| Miscellaneous | |
| 48 | Instrument Panel Battery |
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V8 engine, 2005-2008
| № | Usage |
|---|---|
| 1 | Electrically-Controlled Air Suspension |
| 2 | Passenger Side High-Beam Headlamp |
| 3 | Passenger Side Low-Beam Headlamp |
| 4 | Back-Up-Trailer Lamps |
| 5 | Driver Side High-Beam Headlamp |
| 6 | Driver Side Low-Beam Headlamp |
| 7 | 2005-2006: Rear Window Washer, HeadlampWasher 2007-2008: Windshield Wiper |
| 8 | Automatic Transfer Case |
| 9 | Windshield Washer |
| 10 | Powertrain Control Module B |
| 11 | Fog Lamps |
| 12 | Stoplamp |
| 13 | Cigarette Lighter |
| 14 | Ignition Coils |
| 15 | 2005-2006: Canister Vent 2007-2008: Transmission Control Module / Canister Vent |
| 16 | Truck Body Controller, Ignition 1 |
| 17 | Crank |
| 18 | Airbag |
| 19 | Trailer Electric Brake |
| 20 | Cooling Fan |
| 21 | Horn |
| 22 | Ignition E |
| 23 | Electronic Throttle Control |
| 24 | Instrument Panel Cluster, Driver Information Center |
| 25 | Automatic Shift Lock Control System |
| 26 | Engine 1 |
| 27 | Backup |
| 28 | Powertrain Control Module 1 |
| 29 | Powertrain Control Module |
| 30 | Air Conditioning |
| 31 | Injector Bank A |
| 32 | Trailer |
| 33 | Antilock Brakes (ABS) |
| 34 | Ignition A |
| 35 | Blower Motor |
| 36 | Ignition B |
| 50 | Passenger Side Trailer Turn |
| 51 | Driver Side Trailer Turn |
| 52 | Hazard Flashers |
| 53 | Transmission |
| 54 | Oxygen Sensor Bank B |
| 55 | Oxygen Sensor Bank A |
| 56 | Injector Bank B |
| 57 | Headlamp Driver Module |
| 58 | Body Controller 1 |
| 59 | Electric Adjustable Pedal |
| 61 | Vehicle Stability Enhancement System (StabiliTrak) |
| 62 | Regulated Voltage Control |
| Relays | |
| 37 | Headlamp Washer |
| 38 | Rear Window Wiper |
| 39 | Fog Lamps |
| 40 | Horn |
| 41 | Fuel Pump |
| 42 | Windshield Washer |
| 43 | High-Beam Headlamp |
| 44 | Air Conditioning |
| 45 | Cooling Fan |
| 46 | Headlamp Driver Module |
| 47 | Starter |
| 49 | Electric Adjustable Pedal |
| 60 | Powertrain |
| Miscellaneous | |
| 48 | Instrument Panel Battery |
Rear Underseat Fuse Box
Rear Underseat Fuse Box
Fuse box location
It is located under of the left rear seat, under two covers.
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Fuse box diagram (TrailBlazer)
| № | Usage |
|---|---|
| 01 | Passenger Door Control Module |
| 02 | Driver Door Control Module |
| 03 | Liftgate Module 2 |
| 04 | Truck Body Controller 3 |
| 05 | Rear Fog Lamps |
| 06 | 2002-2003: Liftgate Module/Driver Seat Module 2004-2009: Blank |
| 07 | Truck Body Controller 2 |
| 08 | Power Seats |
| 09 | 2002-2003: Blank 2003-2009: Rear Wiper |
| 10 | Driver Door Module |
| 11 | Amplifer |
| 12 | Passenger Door Module |
| 13 | Rear Climate Controls |
| 14 | Driver Side Rear Parking Lamps |
| 15 | 2002-2003: Auxiliarv Power 2 2003-2009: Blank |
| 16 | Vehicle Center High-Mounted Stoplamp (CHMSL) |
| 17 | Passenger Side Rear Parking Lamps |
| 18 | Locks |
| 19 | 2002-2003: Blank 2003-2009: Liftgate Module/Driver Seat Module |
| 20 | 2002-2004: Sunroof 2005-2009: Blank |
| 21 | Lock |
| 23 | Blank |
| 24 | Unlock |
| 25 | Blank |
| 26 | Blank |
| 27 | OnStar Overhead Battery, OnStar System |
| 28 | 2002-2004: Blank 2005-2009: Sunroof |
| 29 | Not Used |
| 30 | Parking Lamps |
| 31 | Truck Body Controller Accessory |
| 32 | Truck Body Controller 5 |
| 33 | Front Wipers |
| 34 | Vehicle Stop |
| 35 | 2002-2004: Blank 2005-2009: Transmission Control Module |
| 36 | Heat Ventilation Air Conditioning B |
| 37 | Front Parking Lamps |
| 38 | Driver Side Turn Signal |
| 39 | Heat Ventilation Air Conditioning 1 |
| 40 | Truck Body Controller 4 |
| 41 | Radio |
| 42 | Trailer Park |
| 43 | Passenger Side Turn Signal |
| 44 | Heat Ventilation Air Conditioning |
| 45 | Rear Fog Lamps |
| 46 | Auxiliary Power 1 |
| 47 | Ignition 0 |
| 48 | Four-Wheel Drive |
| 49 | Blank |
| 50 | Truck Body Controller Ignition |
| 51 | Brakes |
| 52 | Truck Body Controller Run |
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Fuse box diagram (TrailBlazer EXT)
| № | Usage |
|---|---|
| 01 | Right Door Control Module |
| 02 | Left Door Control Module |
| 03 | Liftgate Module 2 |
| 04 | Truck Body Controller 3 |
| 05 | Rear Fog Lamps |
| 06 | Blank |
| 07 | Truck Body Controller 2 |
| 08 | Power Seats |
| 09 | Rear Wiper |
| 10 | Driver Door Module |
| 11 | Amplifier |
| 12 | Passenger Door Module |
| 13 | Rear Climate Controls |
| 14 | Left Rear Parking Lamps |
| 15 | Blank |
| 16 | Vehicle Center High-Mounted Stop Lamp |
| 17 | Right Rear Parking Lamps |
| 18 | Locks |
| 19 | Liftgate Module/Driver Seat Module |
| 20 | Vent Window |
| 21 | Lock |
| 22 | Retained Accessory Power |
| 23 | Blank |
| 24 | Unlock |
| 25 | Blank |
| 26 | Blank |
| 27 | OnStar Overhead Battery, OnStar System |
| 28 | Sunroof |
| 29 | Rainsense Wipers |
| 30 | Parking Lamps |
| 31 | Truck Body Controller Accessory |
| 32 | Truck Body Controller 5 |
| 33 | Front Wipers |
| 34 | Vehicle Stop |
| 35 | Transmission Control Module |
| 36 | Heat Ventilation Air Conditioning B |
| 37 | Front Parking Lamps |
| 38 | Left Turn Signal |
| 39 | Heat Ventilation Air Conditioning 1 |
| 40 | Truck Body Controller 4 |
| 41 | Radio |
| 42 | Trailer Park |
| 43 | RightTurn Signal |
| 44 | Heat Ventilation Air Conditioning |
| 45 | Rear Fog Lamps |
| 46 | Auxiliary Power 1 |
| 47 | Ignition 0 |
| 48 | Four-Wheel Drive |
| 49 | Blank |
| 50 | Truck Body Controller Ignition |
| 51 | Brakes |
| 52 | Truck Body Controller Run |
| BLANK | Not Used |
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