Section 128 (Engine Controls - Basic Testing - 5.0L): Summary
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 1995 GMC Vandura, 1995 GMC Rally, 1995 GMC Pickup, 1995 Chevrolet Sportvan, and 1995 Chevrolet Pickup. However, it is still accessible from the selected car via links, so may be relevant.
If faults were not found while performing BASIC DIAGNOSTIC PROCEDURES, proceed to TESTS W/CODES - 5.0L article. If no hard codes are found in self-diagnostics, or vehicle does not have a self-diagnostic system, proceed to TESTS W/O CODES - GASOLINE article for diagnosis by symptom (i.e., ROUGH IDLE, NO START, etc.) or intermittent diagnostic procedures.