Chevrolet Low Cab Forward 4500 2019 Series Owner's Manual page 233

232 Vehicle Care
Fuse and Relay Location Cab Interior
Fuses Usage
1 Power
window, rr
2
3 Room lamp,
audio
4 Door lock
5 Trailer brake
6 P / Window
7 ABS
8 Wiper
9 H / Lamp
low (lh)
10 Lamps (batt)
11 H / Lamp
low (rh)
12 Brake lamps
13 Starter
14 H / Lamp
high (lh)
Rating
25A
10A
15A
15A
25A
10A
25A
10A
10A
10A
10A
10A
10A