2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 1

Vehicle: Electrical DiagramsPowertrain Management

System Diagram

Engine Controls Schematics

Module Power - 1 of 2 and Ground

Module Power - 2 of 2, Serial Data and MIL

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 2

Engine Data Sensors - Pressure and Temperature

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 3

Engine Data Sensors - EGR and Turbocharger Controls

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 4

Engine Data Sensors - Pedal Position

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 5

Engine Data Sensors - VSS and Injection Timing Controls

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 6

Engine Data Sensors - Glow Plug Controls

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 7

Fuel Controls - Fuel Pump Controls

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 8

Fuel Controls - Temperature

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 9

Fuel Controls - Injector and Pressure Controls

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 10

Fuel Controls - Fuel Injectors

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 11

Controlled/Monitored Subsystem References - 1 of 2

Controlled/Monitored Subsystem References - 2 of 2

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 12

Body Control Module

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 13

Door Control Module Diagram 1

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 14

Door Control Module Diagram 2 Part 1

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 15

Door Control Module Diagram 2 Part 2

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 16

Door Control Module Diagram 3 Part 1

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 17

Door Control Module Diagram 3 Part 2

Information Bus

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 18

Data Link Connector (DLC) Diagram 1

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 19

Data Link Connector (DLC) Diagram 2 Part 1

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 20

Data Link Connector (DLC) Diagram 2 Part 2

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 21

Data Link Connector (DLC) Diagram 3

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 22

Data Link Connector (DLC) Diagram 4

2004 Chevy Truck Silverado 3500 4WD V8-6.6L DSL Turbo VIN 2 Copyright © 2013, ALLDATA 10.52 Page 23

Data Link Connector (DLC) Diagram 5