Strategy Based Diagnostics
WARNING: This page is about a different car, the 2002 GMC Yukon XL, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- Perform a DIAGNOSTIC SYSTEM CHECK - ENGINE CONTROLS in Engine Controls - 8.1L before using the symptom tables, if applicable.
- Review the system operations in order to familiarize yourself with the system functions. Refer to Disassembled Views , Engine Component Description , DRIVE BELT SYSTEM DESCRIPTION , Lubrication Description and New Product Information .
All diagnosis on a vehicle should follow a logical process. Strategy based diagnostics is a uniform approach for repairing all systems. The diagnostic flow may always be used in order to resolve a system problem. The diagnostic flow is the place to start when repairs are necessary. Refer to STRATEGY BASED DIAGNOSIS .