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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1463 (Front Drive Axle) >> Diagnostic Information and Procedures >> Constant Noise

Constant Noise

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.
Constant Noise

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  .
Flat spot on the pinion bearing Replace the bearing. Refer to Differential Carrier Assembly - Disassemble  .
Worn pinion splines Replace the pinion. Refer to Differential Carrier Assembly - Disassemble  .