Reference Information

Schematic Reference 

• Evaporative Emissions Hose Routing Diagram
• Engine Controls Schematics

Connector End View Reference 

• Engine Control Module Connector End Views
• Engine Controls Connector End Views

Electrical Information Reference 

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

DTC Type Reference 

Powertrain Diagnostic Trouble Code (DTC) Type Definitions

Scan Tool Reference 

• Scan Tool Data Definitions
• Scan Tool Data List
• Scan Tool Output Controls

Special Tools Required 

• GE-41415-50  Fuel Tank Cap Adapter. See Special Tools .
• J 41413-200  (J 41413-100) Evaporative Emission System Tester (EEST). See Special Tools .