Section 80 (Engine Controls - Self-Diagnostics): Introduction
WARNING: This page is about a different car, the 2003 Saturn LW300 and 2003 Saturn L300. However, it is still accessible from the selected car via links, so may be relevant.
To properly diagnose and repair this vehicle, follow DIAGNOSTIC STARTING POINT - ENGINE CONTROLS under SELF-DIAGNOSTIC SYSTEM. If no Diagnostic Trouble Codes (DTC) are present and a no start condition exists, see BASIC DIAGNOSTIC PROCEDURES - 3.0L SATURN "L" SERIES article. If no DTCs are present and a driveability condition exists, see SYMPTOMS in TROUBLESHOOTING - NO CODES - 3.0L SATURN "L" SERIES article for diagnosis by symptom (i.e., ROUGH IDLE, ENGINE STALLS, etc.).