Section 249 (Engine Controls Troubleshooting - No Codes - 3.1L)
WARNING: This page is about a different car, the 2003 Pontiac Grand Prix, 2003 Chevrolet Malibu, and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Preliminary Inspection
- Symptoms
- INTERMITTENTS
- Notes
- Preliminary
- Notes
- Definition
- Harness Or Connector Intermittents
- Electrical Connections Or Wiring
- Control Module Power & Grounds & Component Power & Grounds
- Temperature Sensitivity
- Electromagnetic Interference (EMI) & Electrical Noise
- Incorrect PCM Programming
- Duplicating Failure Conditions
- Scan Tool Snapshot
- Vehicle Data Recorder