GMC Sierra 2500 HD2022 Owner's Manual page 338

Fuses Usage
27 Horn
28
29
30
31
32 Rear window defogger
33 Heated mirror
34 Parking lamp left
37
38
39
40 Misc ignition
41 Trailer parking lamp
42 Park lamp right
44
45
46 Engine control module
ignition
47 Transmission control
module ignition
Fuses Usage
48
49 Transmission control
module
50 A/C clutch
51 Transfer case control
module
52 Front wiper
53 Center high-mounted
stop lamp
54 Trailer reverse lamp
55 Trailer back-up lamp
56 SADS
57 TTPM/SBZA
58 Starter motor (LD &
HD DSL)
60 Active fuel
management 1
61 VES
62 Integrated chassis
control module/CVS
63 Trailer battery
Vehicle Care
Fuses Usage
65 Auxiliary underhood
electrical center
66 Cooling fan motor left
67 Active fuel
management 2
68
69 Starter Pinion (LD) /
Starter Motor (HD Gas)
71 Cooling fan
72 Cooling fan right/lower
73 Trailer stop/turn
lamp left
74 Trailer Interface
Module 1
75 DEFC
76 Electric RNG BDS
78 Engine control module
79 Auxiliary battery
80 Cabin cooling pump
81 Trailer stop/turn lamp
right
337