Reference Information

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Schematic Reference

Engine Controls Schematics

Connector End View Reference

Engine Control Module Connector End Views
Engine Controls Connector End Views
Electrical Center Identification Views

Electrical Information Reference

Testing for Intermittent Conditions and Poor Connections
Circuit Testing
Wiring Repairs
Connector Repairs

Scan Tool Reference

Scan Tool Data List (ECM)
Scan Tool Data Definitions (ECM)
Scan Tool Output Controls

Special Tools Required

J 35616 Connector Test Adapter Kit. See Special Tools .
J 43244 Relay Puller Pliers. See Special Tools .