Chevrolet Silverado 4500HD Manual page 13

Air Compressor - Auxiliary. . . . . . . . . . . . . . . . . . . .
Schematic and Routing Diagrams . . . . . . . . . . . . . . .
Auxiliary Air Compressor Schematics . . . . . . . . . . . .
Fixed and Moveable Windows . . . . . . . . . . . . . . . .
Moveable Window Schematics . . . . . . . . . . . . . . . . . .
Defogger Schematics . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Description and Operation . . . . . . . . . . . . . . . . . . . . . .
Power Windows Description and Operation . . . .
Rear Window Defogger Description and
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Horns and Pedestrian Alerts . . . . . . . . . . . . . . . .
Schematic and Routing Diagrams . . . . . . . . . . . . . .
Horn Schematics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Description and Operation . . . . . . . . . . . . . . . . . . . . . .
Horns System Description and Operation . . . . . .
Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Schematic and Routing Diagrams . . . . . . . . . . . . . .
Headlights/Daytime Running Lights (DRL)
Schematics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fog Lights Schematics . . . . . . . . . . . . . . . . . . . . . . . . .
Exterior Lights Schematics . . . . . . . . . . . . . . . . . . . . .
Interior Lights Schematics . . . . . . . . . . . . . . . . . . . . . .
Interior Lights Dimming Schematics . . . . . . . . . . . .
Description and Operation . . . . . . . . . . . . . . . . . . . . . .
Exterior Lighting Systems Description and
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Interior Lighting Systems Description and
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Schematic and Routing Diagrams . . . . . . . . . . . . . .
Inside Rearview Mirror Schematics . . . . . . . . . . . . .
Outside Rearview Mirror Schematics . . . . . . . . . . .
Description and Operation . . . . . . . . . . . . . . . . . . . . . .
Automatic Day-Night Mirror Description and
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Outside Mirror Description and Operation . . . . . .
Trailering Systems . . . . . . . . . . . . . . . . . . . . . . . . . . .
Schematic and Routing Diagrams . . . . . . . . . . . . . .
Trailering Systems Schematics . . . . . . . . . . . . . . . . .
Description and Operation . . . . . . . . . . . . . . . . . . . . . .
Trailering Description and Operation . . . . . . . . . . .
Vehicle Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Schematic and Routing Diagrams . . . . . . . . . . . . . .
2021 - Silverado 4500HD, 5500HD, and 6500HD Electrical Body Builder Manual
Section 2
Body Systems
Door Lock/Indicator Schematics . . . . . . . . . . . . . . . .
2-3
Hood Latch Schematics . . . . . . . . . . . . . . . . . . . . . . . .
2-3
Description and Operation . . . . . . . . . . . . . . . . . . . . . .
2-4
Door Ajar Indicator Description and
2-5
2-6
Hood Ajar Indicator Description and
2-9
2-10
Power Door Locks Description and
2-10
Wipers and Washers . . . . . . . . . . . . . . . . . . . . . . . . .
2-11
Schematic and Routing Diagrams . . . . . . . . . . . . . .
2-13
Wiper/Washer Schematics . . . . . . . . . . . . . . . . . . . . . .
2-13
Description and Operation . . . . . . . . . . . . . . . . . . . . . .
2-14
Wiper/Washer System Description and
2-15
2-15
2-16
2-16
2-17
2-19
2-20
2-28
2-32
2-37
2-37
2-39
2-41
2-41
2-42
2-43
2-45
2-45
2-45
2-47
2-47
2-48
2-51
2-51
2-56
2-56
Table of Contents
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-1
2-57
2-62
2-63
2-63
2-63
2-63
2-66
2-66
2-67
2-69
2-69