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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 900 (Rear Drive Axle) >> Diagnostic Information & Procedures >> Locking Rear Drive Axle Chatters In Turns

Locking Rear Drive Axle Chatters In Turns

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.
Locking Rear Drive Axle Chatters in Turns

Checks Action
Lubricant is contaminated Drain and flush the axle housing thoroughly. Refill with the correct lubricant. Refer to Rear Axle Lubricant Replacement (8.6 Inch Axle)  or Rear Axle Lubricant Replacement (9.5 LD Axle)  or Rear Axle Lubricant Replacement (9.5 Inch HD and 10.5 Inch Axles) .
The clutch plates are deteriorated Replace the clutch plates. Refer to Locking Differential Cam Unit Disassemble (9.5 Inch Axle)  and Symptoms - Locking/Limited Slip Rear Axle .