Chevrolet Trailblazer (2002) – fuse box diagram
Year of production: 2002
Engine Compartment Fuse Block
The fuse block is located under the hood in the engine compartment on the driver’s side of the vehicle.
Chevrolet Trailblazer – fuse box – diagram engine compartment
| Mini fuses |
Usage |
| 1 |
ECAS |
| 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 |
WASH |
| 8 |
ATC |
| 9 |
Windshield Wipers |
| 10 |
Powertrain Control Module B |
| 11 |
Fog Lamps |
| 12 |
ST/LP |
| 13 |
Cigarette Lighter |
| 14 |
COILS |
| 15 |
RIDE |
| 16 |
TBD — Ignition 1 |
| 17 |
Crank |
| 18 |
Air Bag |
| 19 |
ELEK Brake |
| 20 |
Cooling Fan |
| 21 |
Horn |
| 22 |
Ignition E |
| 23 |
ETC |
| 24 |
Instrument Panel Cluster, Driver Information Center |
| 25 |
Automatic Shift Lock Control System |
| 26 |
ENG 1 |
| 27 |
Back-Up |
| 28 |
Powertrain Control Module 1 |
| 29 |
Oxygen Sensor |
| 30 |
Air Conditioning |
| 31 |
TBC |
| 50 |
Passenger’s Side Trailer TRN |
| 51 |
Driver’s Side Trailer TRN |
| 52 |
Hazard Flashers |
| J-Case fuses |
Usage |
| 32 |
Trailer |
| 33 |
Anti-Lock Brakes (ABS) |
| 34 |
Ignition A |
| 35 |
Blower Motor |
| 36 |
Ignition B |
| Micro relays |
Usage |
| 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 |
| Solid state relays |
Usage |
| 45 |
Cooling Fan |
| 46 |
HDM |
| Mini relay |
Usage |
| 47 |
Starter |
| Miscellaneous |
Usage |
| 48 |
Instrument Panel Battery |
| 49 |
Fuse Puller |
Rear Underseat Fuse Block
The rear underseat fuse block is located under the rear seat on the driver’s side of the vehicle.
Chevrolet Trailblazer – fuse box diagram – rear underseat
| Fuses |
Usage |
| 01 |
Right Door Control Module |
| 02 |
Left Door Control Module |
| 03 |
LGM 2 |
| 04 |
TBC 3 |
| 05 |
Rear Fog Lamps |
| 06 |
LGM/DSM |
| 07 |
TBC 2 |
| 08 |
Power Seats |
| 09 |
Blank |
| 10 |
DDM |
| 11 |
AMP |
| 12 |
PDM |
| 13 |
Rear Climate Controls |
| 14 |
Left Rear Parking Lamps |
| 15 |
Auxiliary Power 2 |
| 16 |
VEH CHMSL |
| 17 |
Right Rear Parking Lamps |
| 18 |
LOCKS |
| 19 |
Blank |
| 20 |
Sunroof |
| 21 |
LOCK |
| 23 |
Blank |
| 24 |
UNLOCK |
| 25 |
Blank |
| 26 |
Blank |
| 27 |
OH Battery/OnStar System |
| 29 |
Rainsense Wipers |
| 30 |
Parking Lamps |
| 31 |
TBC 4CC |
| 32 |
TBC5 |
| 33 |
Front Wipers |
| 34 |
VEH STOP |
| 35 |
Blank |
| 36 |
HVAC B |
| 37 |
Front Parking Lamps |
| 38 |
Left Turn Signal |
| 39 |
HVAC 1 |
| 40 |
TBC 4 |
| 41 |
Radio |
| 42 |
TR PARK |
| 43 |
Right Turn Signal |
| 44 |
HVAC |
| 45 |
Rear Fog Lamps |
| 46 |
Auxiliary Power 1 |
| 47 |
Ignition 0 |
| 48 |
Four-Wheel Drive |
| 49 |
Blank |
| 50 |
TBC IG |
| 51 |
Brakes |
| 52 |
TBC RUN |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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