Jonathan Yarden Mar 25, 2021 · 5 min. read
In this article you will find a description of fuses and relays GMC,
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: 2011, 2012
Engine Compartment Fuse Block
J-Case Fuses | Usage |
1 | Cool Fan 1 |
2 | Cool Fan 2 |
3 | Brake Booster |
4 | Power Windows – Right |
5 | Memory Seat Module |
6 | Power Seat – Left |
7 | Instrument Panel Fuse Block 1 |
8 | Rear Defogger |
9 | Starter |
10 | AIR Pump Motor |
11 | Instrument Panel Fuse Block 2 |
12 | Sunroof |
13 | Antilock Brake System Pump |
14 | Instrument Panel Fuse Block 3 |
15 | Power Windows – Left |
16 | Antilock Brake System Module |
Mini Fuses | Usage |
17 | Transmission Control Module Battery |
18 | Trailer Parking Light |
19 | AIR Pump Solenoid |
20 | Engine Control Module Battery |
21 | Canister Vent |
22 | Trailer Left Side (If Equipped) |
23 | Lift Gate Module |
24 | Power Lumbar |
25 | Trailer Right Side (If Equipped) |
26 | Rear Accessory Power Outlet |
27 | Memory Mirror Module |
28 | Regulated Voltage Control Battery Sensor |
29 | Front Wiper |
30 | Rear Wiper |
31 | Air Conditioning Compressor |
32 | Rear Latch |
33 | Heated Mirrors |
34 | Horn |
35 | Right High‐Beam Headlamp |
36 | Left High‐Beam Headlamp |
37 | Ignition Even Coil |
38 | Ignition Odd Coil |
39 | Windshield Washer |
40 | Front Fog Lamps |
41 | Post Catalytic Converter Oxygen Sensor |
42 | Engine Control Module |
43 | Pre–Catalytic Converter Oxygen Sensor |
44 | Transmission Control Module |
45 | Mirror |
46 | Chassis Control Module Ignition |
47 | Spare |
48 | Rear Drive Module |
49 | Lift Gate Module Logic |
50 | Instrument Panel Fuse Block Ignition |
51 | Heated Seat – Front |
52 | Chassis Control Module |
53 | Engine Control Module |
54 | Rear Vision Camera |
Midi Fuse | Usage |
55 | Electric Power Steering |
Micro Relays | Usage |
56 | AIR Pump Solenoid |
57 | Rear Defogger |
58 | Cooling Fan Low |
59 | Headlamp High Beam |
60 | Cooling Fan Control |
61 | Wiper On/Off Control |
62 | Air Conditioning Compressor |
63 | Rear Defogger |
64 | Wiper Speed |
65 | Fog Lamp |
66 | Engine Control |
67 | Starter |
68 | Run/Crank |
Mini Relays | Usage |
69 | Cooling Fan High |
7066 | AIR Pump Motor |
Instrument Panel Fuse Block
The instrument panel fuse block is located on the passenger side panel of the center console.
Mini Fuses | Usage |
1 | Steering Wheel DM |
2 | Spare |
3 | Spare |
4 | Body Control Module 1 |
5 | Infotainment |
6 | Body Control Module 7 |
7 | Noise Control Module |
8 | Body Control Module 4 |
9 | Radio |
10 | Special Equipment Order Battery |
11 | Ultrasonic Rear Parking Aid Module |
12 | Heater, Ventilation and Air Conditioning Battery |
13 | Auxiliary Power Front |
14 | Heater, Ventilation and Air Conditioning Ignition |
15 | Display |
16 | Body Control Module 5 |
17 | Auxiliary Power Rear |
18 | Instrument Panel Cluster Ignition |
19 | Personal Device Interface Module |
20 | Body Control Module 6 |
21 | Special Equipment Order Retained Accessory Power |
22 | Sensing and Diagnostic Module Ignition |
23 | Spare |
24 | Spare |
25 | Transmission Gear Shift Position Indicator |
26 | Spare |
27 | Spare |
28 | Spare |
30 | Body Control Module 3 |
31 | Amplifier |
32 | Discrete Logic Ignition Switch |
33 | Communications Integration Module |
34 | Body Control Module 2 |
35 | Sensing and Diagnostic Module Battery |
36 | Data Link Connection |
37 | Instrument Panel Cluster Battery |
38 | Passenger Sensing System |
39 | Spare |
J-Case Fuses | Usage |
29 | Front Blower Motor |
40 | Body Control Module 8 |
Relays | Usage |
41 | Logistic Relay (If Equipped) |
42 | Retained Accessory Power Relay |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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