Reference Information (ECM)

Schematic Reference 

• Engine Controls Schematics for the 3.7L (LLR) engine
• Engine Controls Schematics for the 5.3L (LH8) engine

Connector End View Reference 

Component Connector End Views

Description and Operation 

Charging System Description and Operation 

Electrical Information Reference 

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

Scan Tool Reference 

Control Module References for scan tool information