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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1003 (Wiring Systems And Power Management - Service, Troubleshooting & Diagnosis) >> Symptoms - Wiring Systems >> Visual/Physical Inspection

Visual/Physical Inspection

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.
  1. Inspect for aftermarket devices which could affect the operation of the system. Refer to Checking Aftermarket Accessories .
  2. Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
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