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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 949 (Engine Mechanical - 4.8L, 5.3L, 6.0L And 6.2L (1 Of 5)) >> Diagnostic Information and Procedures >> Symptoms - Engine Mechanical >> Strategy Based Diagnostics

Strategy Based Diagnostics

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Perform the Diagnostic System Check - Vehicle before using the symptom tables.
  2. Review the system operations in order to familiarize yourself with the system functions. Refer to Disassembled Views , Engine Content Specifications , Engine Component Description , Lubrication Description (RPO LY2)  or Lubrication Description (RPO LH6/LMG/LY5/LC9)  or Lubrication Description (RPO LY6/L92)  or Lubrication Description (RPO L76) , Camshaft Position Actuator and Solenoid Valve Description , and Cylinder Deactivation (Active Fuel Management) System Description .

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 condition. The diagnostic flow is the place to start when repairs are necessary. For a detailed explanation, refer to Strategy Based Diagnosis .

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