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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1331 (Rear Drive Axle) >> Diagnostic Information and Procedures >> Locking Rear Axle Locks in Turns

Locking Rear Axle Locks in Turns

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Checks Action
The governor assembly is tight in the case Free up the governor assembly. Refer to Locking Differential Disassemble (10.5 Inch Axle)  or Locking Differential Disassemble (8.6/9.5LD/11.5 Inch Axles)  and Locking Differential Assemble (10.5 Inch Axle)  or Locking Differential Assemble (8.6, 9.5, 11.5 Inch Axles) .
Broken or weak governor flyweight spring Replace the governor assembly and the latching bracket. Refer to Locking Differential Disassemble (10.5 Inch Axle)  or Locking Differential Disassemble (8.6/9.5LD/11.5 Inch Axles)  and Locking Differential Assemble (10.5 Inch Axle)  or Locking Differential Assemble (8.6, 9.5, 11.5 Inch Axles) .
The flyweight in the governor assembly is stuck open Replace the governor assembly and the latching bracket. Refer to Locking Differential Disassemble (10.5 Inch Axle)  or Locking Differential Disassemble (8.6/9.5LD/11.5 Inch Axles)  and Locking Differential Assemble (10.5 Inch Axle)  or Locking Differential Assemble (8.6, 9.5, 11.5 Inch Axles) .
The cam plate or the governor drive teeth are broken Replace the cam plate, the governor assembly, and the latching bracket. Refer to the following:
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