Front Output Shaft
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2005 GMC Yukon XL, 2005 GMC Yukon, 2005 GMC Sierra, 2005 GMC Cab & Chassis Sierra, and 2005 Chevrolet Tahoe. However, it is still accessible from the selected car via links, so may be relevant.
- Clean the front output shaft in cleaning solvent and air dry.
- Inspect the teeth on the speed sensor reluctor wheel (3) for damage.
- Replace the speed sensor reluctor wheel if it is damaged. Refer to Transfer Case Disassemble and Transfer Case Assemble .
- Inspect the front output shaft rear bearing race (1) for the following conditions:
- Scoring
- Pitting
- Brinelling
- Excessive wear
- Inspect the front output shaft splines (2) for damage.
- Replace the front output shaft if any of the above conditions are found.