Section 117 (Engine Control System & Fuel - 4.8L, 5.3L, 6.0L And 6.2L - Diagnosis & Troubleshooting)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- Symptoms - Engine Controls
- Malfunction Indicator Lamp (MIL) Diagnosis
- Engine Cranks but Does Not Run
- Powertrain Relay Diagnosis
- Fuel Injector Diagnosis
- Fuel Pump Electrical Circuit Diagnosis
- Fuel System Diagnosis
- Fuel Composition Diagnosis
- Alcohol/Contaminants-in-Fuel Diagnosis
- Electronic Ignition (EI) System Diagnosis
- Cylinder Deactivation (Active Fuel Management) System Diagnosis
- Inspection/Maintenance (I/M) System Check
- Inspection/Maintenance (I/M) Complete System Set Procedure
- Inspection/Maintenance (I/M) System DTC Table
- Service Bay Test