Jonathan Yarden Feb 11, 2021 · 5 min. read
In this article you will find a description of fuses and relays Chevrolet,
with photos of block diagrams and their locations.
Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.
Year of production: 2007, 2008
Instrument Panel Fuse Block
The instrument panel fuse block is located under the instrument panel on the passenger’s side of the vehicle.
| Fuses | Usage |
| 1 | Trunk, Door Locks |
| 2 | Electronic Level Control |
| 3 | Rear Wiper |
| 4 | Radio, DVD Player |
| 5 | Interior Lamps |
| 6 | OnStar® |
| 7 | Keyless Entry Module |
| 8 | Cluster, Heating, Ventilation, Air-Conditioning |
| 9 | Cruise Switch |
| 10 | Steering Wheel Illumination |
| 11 | Power Mirror |
| 12 | Stoplamp, Turn Lamps |
| 13 | Heated Seats |
| 14 | Blank |
| 15 | Electronic Level Control |
| 16 | Heated Mirror |
| 17 | Center High-Mounted Stoplamp, Back-up Lamps |
| 18 | Blank |
| 19 | Canister Vent Solenoid |
| 20 | Park Lamps |
| 21 | Power Sliding Door |
| 22 | Blank |
| 23 | Blank |
| 24 | Left Power Sliding Door |
| 25 | Right Power Sliding Door |
| Relays | Usage |
| 26 | Blank |
| 27 | Blank |
| 28 | Park Lamps, Taillamps |
| 29 | Retained Accessory Power |
| 30 | Rear Defog |
| PLR | Fuse Puller |
| Circuit Breaker | Usage |
| 31 | Power Seats |
| 32 | Power Window |
Underhood Fuse Block
The underhood fuse block is located in the engine compartment.
| Fuses | Usage |
| 1 | Right High Beam |
| 2 | Fuel Pump |
| 3 | Diode |
| BLANK | Not Used |
| BLANK | Not Used |
| 4 | Left High Beam |
| BLANK | Not Used |
| BLANK | Not Used |
| BLANK | Not Used |
| 5 | Not Used |
| 6 | Air Conditioning Clutch |
| 7 | Horn |
| 8 | Left Low Beam |
| 9 | Powertrain Control Module, Electronic Throttle Control |
| 10 | Not Used |
| 11 | Transmission Solenoid |
| 12 | Right Low Beam |
| 13 | Anti-lock Brake System |
| 14 | Powertrain Control Module Ignition |
| 15 | Electronic Ignition |
| 16 | Fuel Injector |
| 17 | Climate Control, RPA, Cruise Control |
| 18 | Electronic Throttle Control |
| 19 | Engine Sensor, Evaporator |
| 20 | Airbag |
| 21 | Not Used |
| 22 | Not Used |
| 23 | Auxiliary Power |
| 24 | Front Windshield Washer |
| 25 | AC/DC Inverter |
| 26 | Rear Blower |
| 27 | Front Blower |
| 28 | Front Windshield Wiper |
| J-Case Fuses | Usage |
| PLR | Fuse Puller |
| 29 | Fan 1 |
| 30 | Starter Solenoid |
| 31 | Anti-lock Brake System Motor |
| 32 | Blank |
| 33 | Fan 2 |
| 34 | Front Blower High |
| 35 | Battery Main 3 |
| 36 | Rear Defogger |
| 37 | Battery Main 2 |
| 38 | Spare |
| Relays | Usage |
| RUN RLY | Starter |
| LO BEAM | Low Beam |
| FUEL PUMP | Fuel Pump |
| HORN | Horn |
| AC/CLTCH | Air-Conditioning Clutch |
| HI BEAM | High Beam |
| PWR/TRN | Powertrain |
| WPR2 | Wiper 2 |
| WPR1 | Wiper 1 |
| FAN 1 | Fan 1 |
| CRNK | Crank |
| IGN MAIN | Ignition Main |
| FAN2 | Fan 2 |
| FAN3 | Fan 3 |
| BLANK | Not Used |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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