Chevrolet Tahoe (2012 – 2014) – fuse box diagram
Year of production: 2012, 2013, 2014
The underhood fuse block is located in the engine compartment, on the driver’s side of the vehicle.
Chevrolet Tahoe – fuse box – engine compartment
| Fuses |
Usage |
| 1 |
Right Trailer Stop/Turn Lamp |
| 2 |
Electronic Stability Suspension Control, Automatic Level Control Exhaust |
| 3 |
Left Trailer Stop/Turn Lamp |
| 4 |
Engine Controls |
| 5 |
Engine Control Module, Throttle Control |
| 6 |
Trailer Brake Controller |
| 7 |
Front Washer |
| 8 |
Oxygen Sensors |
| 9 |
Anti-lock Brakes System 2 |
| 10 |
Trailer Back-up Lamps |
| 11 |
Driver’s Side Low-Beam Headlamp |
| 12 |
Engine Control Module (Battery) |
| 13 |
Fuel Injectors, Ignition Coils (Right Side) |
| 14 |
Transmission Control Module (Battery) |
| 15 |
Vehicle Back-up Lamps |
| 16 |
Passenger’s Side Low-Beam Headlamp |
| 17 |
Air Conditioning Compressor |
| 18 |
Oxygen Sensors |
| 19 |
Transmission Controls (Ignition) |
| 20 |
Fuel Pump |
| 21 |
Fuel System Control Module |
| 22 |
Headlamp Washer |
| 23 |
Rear Windshield Washer |
| 24 |
Fuel Injectors, Ignition Coils (Left Side) |
| 25 |
Trailer Park Lamps |
| 26 |
Driver’s Side Park Lamps |
| 27 |
Passenger’s Side Park Lamps |
| 28 |
Fog Lamps |
| 29 |
Horn |
| 30 |
Passenger’s Side High-Beam Headlamp |
| 31 |
Daytime Running Lamps (DRL) ) (If Equipped) |
| 32 |
Driver’s Side High-Beam Headlamp |
| 33 |
Daytime Running Lamps 2 (If Equipped) |
| 34 |
Sunroof |
| 35 |
Key Ignition System, Theft Deterrent System |
| 36 |
Windshield Wiper |
| 37 |
SEO B2 Upfitter Usage (Battery) |
| 38 |
Electric Adjustable Pedals |
| 39 |
Climate Controls (Battery) |
| 40 |
Airbag System (Ignition) |
| 41 |
Amplifier |
| 42 |
Audio System |
| 43 |
Miscellaneous (Ignition), Cruise Control |
| 44 |
Liftgate Release |
| 45 |
Airbag System (Battery) |
| 46 |
Instrument Panel Cluster |
| 47 |
Not Used |
| 48 |
Auxiliary Climate Control (Ignition) |
| 49 |
Center High-Mounted Stoplamp (CHMSL) |
| 50 |
Rear Defogger |
| 51 |
Heated Mirrors |
| 52 |
SEO B1 Upfitter Usage (Battery) |
| 53 |
Cigarette Lighter, Auxiliary Power Outlet |
| 54 |
Automatic Level Control Compressor Relay |
| 55 |
Climate Controls (Ignition) |
| 56 |
Engine Control Module, Secondary Fuel Pump (Ignition) |
| J-Case Fuse |
Usage |
| 57 |
Cooling Fan 1 |
| 58 |
Automatic Level Control Compressor |
| 59 |
Heavy Duty Antilock Breaking System |
| 60 |
Cooling Fan 2 |
| 61 |
Antilock Brake System 1 |
| 62 |
Starter |
| 63 |
Stud 2 (Trailer Brakes) |
| 64 |
Left Bussed Electrical Center 1 |
| 65 |
Electric Running Boards |
| 66 |
Heated Windshield Washer System |
| 67 |
Transfer Casse |
| 68 |
Stud 1 (Trailer Connector Battery Power) |
| 69 |
Mid-Bussed Electrical Center 1 |
| 70 |
Climate Control Blower |
| 71 |
Power Liftgate Module |
| 72 |
Left Bussed Electrical Center 2 |
| Relays |
Usage |
| FAN HI |
Cooling Fan High Speed |
| FAN LO |
Cooling Fan Low Speed |
| FAN CNTRL |
Cooling Fan Control |
| HDLP LO/HID |
Low-Beam Headlamp |
| FOG LAMP |
Air Conditioning Compressor |
| STRTR |
Starter |
| PWR/TRN |
Powertrain |
| FUEL PMP |
Fuel Pump |
| PRK LAMP |
Parking Lamps |
| REAR DEFOG |
Rear Defogger |
| RUN/CRANK |
Switched Power |
Instrument panel fuse block
The instrument panel fuse block access door is located on the driver’s side edge of the instrument panel.
Chevrolet Tahoe – fuse box – instrument panel
| Fuses |
Usage |
| 1 |
Rear Seats |
| 2 |
Rear Accessory Power Outlet |
| 3 |
Steering Wheel Controls Backlight |
| 4 |
Driver Door Module |
| 5 |
Dome Lamps, Driver’s Side Turn Signal |
| 6 |
Driver’s Side Turn Signal, Stoplamp |
| 7 |
Instrument Panel Back Lighting |
| 8 |
Passenger’s Side Turn Signal, Stoplamp |
| 9 |
Passenger Door Lock2 (Unlock Feature) |
| 10 |
Power Door Lock 2 (Unlock Feature) |
| 11 |
Power Door Lock 2 (Lock Feature) |
| 12 |
Stoplamps, Center-High Mounted Stoplamp |
| 13 |
Rear Climate Controls |
| 14 |
Power Mirror |
| 15 |
Body Control Module (BCM) |
| 16 |
Accessory Power Outlets |
| 17 |
Interior Lamps |
| 18 |
Power Door Lock 1 (Unlock Feature) |
| 19 |
Rear Seat Entertainment |
| 20 |
Ultrasonic Rear Parking Assist, Power Liftgate |
| 21 |
Power Door Lock 1 (Lock Feature) |
| 22 |
Driver Information Center (DIC) |
| 23 |
Rear Wiper |
| 24 |
Cooled Seats |
| 25 |
Driver Seat Module, Remote Keyless Entry System |
| 26 |
Driver Power Done Lock (Unlock Feature) |
| Circuit Breaker |
Usage |
| LT DR |
Driver Side Power Window Circuit Breaker |
| Harness Connector |
Usage |
| LT DR |
Driver’s Door Harness Connection |
| BODY |
Harness Connector |
| BODY |
Harness Connector |
Center Instrument Panel Utility Block
The center instrument panel fuse block is located underneath the instrument panel, to the left of the steering column.
Chevrolet Tahoe – fuse box – center instrument panel
| Harness Connector |
Usage |
| BODY 2 |
Body Harness Connector 2 |
| BODY 1 |
Body Harness Connector 1 |
| BODY 3 |
Body Harness Connector 3 |
| HEADLINER 3 |
Headliner Harness Connector 3 |
| HEADLINER 2 |
Headliner Harness Connector 2 |
| HEADLINER 1 |
Headliner Harness Connector 1 |
| BRAKE CLUTCH |
Brake Clutch Harness Connector |
| SEO/UPFITTER |
Special Equipment Option Upfitter Harness Connector |
| Circuit Breaker |
Usage |
| CB1 |
Passenger’s Side Power Window Circuit Breaker |
| CB2 |
Passenger’s Seat Circuit Breaker |
| CB3 |
Driver’s Seat Circuit Breaker |
| CB4 |
Rear Sliding Window |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
