Reference Information
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.
Schematic Reference
Connector End View Reference
- Engine Control Module Connector End Views
- Engine Controls Connector End Views
- Electrical Center Identification Views
Description and Operation
Cylinder Deactivation (Active Fuel Management) System Description
Electrical Information Reference
- Circuit Testing
- Connector Repairs
- Testing for Intermittent Conditions and Poor Connections
- Wiring Repairs
DTC Type Reference
Powertrain Diagnostic Trouble Code (DTC) Type Definitions
Mechanical Information Reference
Cylinder Deactivation (Active Fuel Management) System Diagnosis
Scan Tool Reference