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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 259 (Front Drive Axle) >> Diagnostic Information and Procedures >> Constant Noise

Constant Noise

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Checks Action
Flat spot on the pinion or the ring gear teeth Replace the pinion and the ring gear. Refer to Differential Carrier Assembly Disassemble (9.25 Inch Axle)  or Differential Carrier Assembly Disassemble (8.25 Inch Axle Lock Ring Style) .
Flat spot on the pinion bearing Replace the bearing. Refer to Differential Carrier Assembly Disassemble (9.25 Inch Axle)  or Differential Carrier Assembly Disassemble (8.25 Inch Axle Lock Ring Style) .
Worn pinion splines Replace the pinion. Refer to Differential Carrier Assembly Disassemble (9.25 Inch Axle)  or Differential Carrier Assembly Disassemble (8.25 Inch Axle Lock Ring Style) .
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