GMC Sierra 2010 Owner's Manual page 569

Fuses
7 Front Washer
8 Oxygen Sensor
9 Antilock Brakes System 2
10 Trailer Back-up Lamps
11 Driver Side Low-Beam Headlamp
12 Engine Control Module (Battery)
Fuel Injectors, Ignition
13
Coils (Right Side)
Transmission Control
14
Module (Battery)
15 Vehicle Back-up Lamps
16 Passenger Side Low-Beam Headlamp
17 Air Conditioning Compressor
18 Oxygen Sensors
19 Transmission Controls (Ignition)
20 Fuel Pump
21 Fuel System Control Module
22 Not Used
Usage Fuses
23 Not Used
Fuel Injectors, Ignition
24
Coils (Left Side)
25 Trailer Park Lamps
26 Driver Side Park Lamps
27 Passenger Side Park Lamps
28 Fog Lamps
29 Horn
Passenger Side High-Beam
30
Headlamp
31 Daytime Running Lamps (DRL)
32 Driver Side High-Beam Headlamp
33 Daytime Running Lights 2
34 Sunroof
Key Ignition System, Theft
35
Deterrent System
36 Windshield Wiper
37 SEO B2 Upfitter Usage (Battery)
Usage
6-123