Chevrolet Silverado 4500HD User Manual

Table of Contents
General Information . . .. . . . . . . . . . . . . . . . . . . . . . . . 1-1
General Information ..... . . . . . . . . . . . . . . . . . . . . . . . 1-3
Body Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Air Compressor - Auxiliary. . . . . . . . . . . . . . . . . . . . . 2-3
Fixed and Moveable Windows . . . . . . . . . . . . . . . . . 2-5
Horns and Pedestrian Alerts . . . . . . . . . . . . . . . . . 2-13
Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-16
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-41
Trailering Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-47
Vehicle Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-56
Wipers and Washers . . . . . . . . . . . . . . . . . . . . . . . . . 2-66
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Park Brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Driver Information and Entertainment . . . . . . . 4-1
Image Display Cameras . . . . . . . . . . . . . . . . . . . . . . . 4-3
Engine/Propulsion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
12 V Starting and Charging . . . . . . . . . . . . . . . . . . . . 5-3
HVAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
HVAC - Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
Power and Signal Distribution . . . . . . . . . . . . . . . . 7-1
Electrical Component and Inline Harness
Connector End Views . . . . . . . . . . . . . . . . . . . . . . . . .
7-3
Power Outlets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-427
Wiring Systems and Power
Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-435
Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
Power Take-Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-3
Shift Lock Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-12
INDEX. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INDEX-1
2021 - Silverado 4500HD, 5500HD, and 6500HD Electrical Body Builder Manual

Chevrolet Silverado 4500HD Specifications

General

Brand	Chevrolet
Model	Silverado 4500HD
Category	Trucks
Language	English

Summary

General Information

General Information

Provides essential vehicle, engine, and VIN identification details, including location.

RPO Code List

Lists Regular Production Option (RPO) codes and their descriptions available on the vehicle.

Body Systems

Lighting

Covers exterior and interior lighting systems, including schematics and operation.

Trailering Systems

Brakes

Park Brake

Describes the park brake system components, operation, and adjustments.

Engine/Propulsion

12 V Starting and Charging

Details schematics, routing, and operation for the 12V starting and charging systems.

Power and Signal Distribution

Electrical Component and Inline Harness Connector End Views

Wiring Systems and Power Management

Details power modes and retained accessory power operation.