Front Electronic Locking Differential Coil Replacement for HUMMER H3 2009

1. Raise and support the vehicle the vehicle. Refer to Lifting and Jacking the Vehicle.
2. Remove the differential assembly. Refer to Front Differential Assembly Replacement.
3. Remove the differential side bearing. Refer to Differential Side Bearing Replacement.
4. Remove the retaining bracket for the electronic locking coil wiring harness.



5. Using the appropriate tool, remove the retaining ring (1) for the bearing race  (2) and the thrust bearing (2)
6. Remove the locking differential electronic coil (3).
7. Remove the locking cam (4) if needed.

1. Install the locking cam (4), if removed.
2. Install the locking differential electronic coil (4).
3. Install the thrust bearing and the bearing race (2).
4. Install the retaining ring (1).
5. Install the retaining bracket for the electronic locking coil wiring harness.
6. Install the differential side bearing. Refer to Differential Side Bearing Replacement.
7. Install the differential assembly. Refer to Front Differential Assembly Replacement.
8. Remove the support and lower the vehicle.