Visual/Physical Inspection

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Inspect the system for the following:
- Loose or missing fasteners
- Obvious damage or conditions which may cause the symptom.
Check the system for proper operation. Refer to Limited Slip Differential Diagnosis or Locking Differential Diagnosis .