Locking Rear Axle Does Not Lock
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Locking Rear Axle Does Not Lock
| Condition | Action |
|---|---|
| There is little or no preload on the latching bracket. | Replace the governor assembly and the latching bracket. Refer to Locking Differential Disassemble and Locking Differential Assemble . |
| Flyweights in the governor assembly are stuck closed. | Replace the governor assembly and the latching bracket. Refer to Locking Differential Disassemble and Locking Differential Assemble . |
| The drive teeth on the governor or cam gear assembly are broken. | Replace the cam plate, the governor assembly, and the latching bracket. Refer to the following: |
| The clutch plates are broken. | Replace the clutch plates and the wave spring. Refer to the following: |