Reference Information

WARNING: This page is about a different car, the 2007 Cadillac DTS. 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 Controls Connector End Views
Engine Control Module Connector End Views

Electrical Information Reference

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

Scan Tool Reference

Scan Tool Data List
Scan Tool Output Controls

Special Tools Required

J 26792 HEI Spark Tester. See Special Tools .