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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1065 (Engine Mechanical - 6.6L (1 Of 5)) >> Diagnostic Information and Procedures >> Diagnostic Starting Point - Engine Mechanical

Diagnostic Starting Point - Engine Mechanical

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Begin the system diagnosis by reviewing the Disassembled Views , Engine Component Description  and Lubrication Description  and the Drive Belt System Description . Reviewing the description and operation information will help you determine the correct symptom diagnostic procedure when a malfunction exists. Reviewing the description and operation information will also help you determine if the condition described to you by the customer is normal operation. Refer to Symptoms - Engine Mechanical  in order to identify the correct procedure for diagnosing the system and where the procedure is located.