Chevrolet Silverado 4500HD 2022 Owner's Manual page 299

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Fuses
Usage
8
Fog lamp
9
Regulated voltage
control
10
Upfitter 1 & 2
12
Four wheel drive TREC
13
Left rear stop/turn lamp
14
Right rear stop/
turn lamp
17
IECL 1
22
IECL 2
26
Right rear amber
27
Horn
32
Rear defog
33
Heated Mirror
34
Left park lamps
37
Master disconnect
low air
39
Air dryer
40
Miscellaneous ignition
41
Trailer park lamp
42
Right park lamp
Fuses
Usage
44
Fuel pump
45
Low air pressure
46
Engine control module
ignition
47
Transmission ignition
49
Transmission control
module battery
50
A/C clutch
52
Front wiper
53
Stop lamp
54
Trailer reverse lamp
55
Trailer backup lamp
56
57
Left rear amber
58
Trailer brake
62
Integrated chassis
control module
63
Accessory power
66
Auxiliary underhood
electrical center
Vehicle Care
Fuses
Usage
68
Anti-lock braking
system pump
69
73
Left trailer stop/
turn lamp
75
78
Engine control module
battery
79
Cab heater Aux battery
81
Right trailer stop/
turn lamp
82
FTZM
83
Anti-lock braking
system valve
84
Trailer battery
85
Engine
86
Engine control module
91
Engine control module
throttle control
92
Cooling fan clutch
297

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