GMC 2012 Sierra Denali Owner's Manual page 379

The vehicle may not be equipped
with all of the fuses, relays, and
features shown.
Fuses Usage
Right Trailer Stop/
1
Turn Lamp
Electronic
Suspension
2 Control, Automatic
Level Control
Exhaust
Left Trailer Stop/
3
Turn Lamp
4 Engine Controls
Engine Control
5 Module, Throttle
Control
Trailer Brake
6
Controller
7 Front Washer
8 Oxygen Sensor
Antilock Brake
9
System 2
Fuses Usage
Trailer Back-up
10
Lamps
Driver Side
11 Low-Beam
Headlamp
Engine Control
12
Module (Battery)
Fuel Injectors,
13 Ignition Coils
(Right Side)
Transmission
14 Control Module
(Battery)
Vehicle Back-up
15
Lamps
Passenger Side
16 Low-Beam
Headlamp
Air Conditioning
17
Compressor
18 Oxygen Sensors
Vehicle Care
Fuses Usage
Transmission
19
Controls (Ignition)
20 Fuel Pump
Fuel System
21
Control Module
22 Not Used
23 Not Used
Fuel Injectors,
24 Ignition Coils
(Left Side)
25 Trailer Park Lamps
Driver Side Park
26
Lamps
Passenger Side
27
Park Lamps
28 Fog Lamps
29 Horn
Passenger Side
30 High-Beam
Headlamp
10-41