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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1040 (Rear Drive Axle) >> Diagnostic Information and Procedures >> Noisy When Coasting

Noisy When Coasting

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Noisy When Coasting

Checks Action
DEFINITION: Noise is audible when slowing down and disappears when driving.
Worn pinion and ring gear Adjust or replace the pinion and the ring gear. Refer to Drive Pinion and Ring Gear Replacement (8.6 Inch, 9.5 Inch, 11.5 Inch Axles) , Drive Pinion and Ring Gear Replacement (9.75 Inch Axle)  or Drive Pinion and Ring Gear Replacement (10.5 Inch Axle) .
Pinion and ring gear too tight Adjust the pinion and the ring gear backlash. Refer to Backlash Adjustment (8.6 Inch Axle)  or Backlash Adjustment (9.75 Inch Axle) .