Single Use Fasteners and Components
WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Transfer Case Shift Cam Shaft Bearing
CAUTION:
Refer to Machined Surface Damage Caution .
- Inspect all components or sub-components and perform any repair procedure necessary to fix the damage. If the damage cannot be repaired, replace the component or sub-component as indicated.
- Clean the rear case half in cleaning solvent and air dry.
- Remove any sealant from the sealing surface.
- Inspect the transfer case rear case half (1) for cracks, broken areas, or other damage. The component must be replaced if damage is found.
- Inspect the retaining ring access hole plug holes (2). Replace the rear case half assembly if the retaining ring access hole plug holes are out of round or damaged.
- Inspect the transfer case rear output shaft rear bearing outer retaining ring groove (3). Replace the rear case half assembly if the groove is worn.
- Inspect the transfer case rear output shaft bearing bore (4). Replace the rear case half assembly if a bearing has spun or if cracks are detected.
- Inspect the transfer case four wheel drive actuator shaft bearing bore (5). Replace the front case half assembly if a bearing has spun or if cracks are detected.
- Remove and DISCARD the transfer case shift cam shaft bearing (6). Transfer Case Four Wheel Drive Actuator Lever Shaft Bearing Replacement - Rear
- Inspect the transfer case two/four wheel drive compound gear (7).
- Inspect the transfer case two/four wheel drive compound gear bracket bolts (8).
- Inspect the transfer case two/four wheel drive compound gear bracket (9).
- Inspect the transfer case locating pin holes (10). Replace the rear case half assembly if a bearing has spun or if cracks are detected.
- Inspect the transfer case rear output shaft bearing bore (11). Replace the rear case half assembly if a bearing has spun or if cracks are detected.
- Inspect the transfer case rear output shaft bushing (12). Replace the bushing if it is damaged or worn. If the bushing is removed, inspect the bushing bore for signs of spinning. Replace the rear case half assembly if the bushing has spun.