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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 45 (Rear Drive Axle) >> Diagnostic Information and Procedures >> Noisy When Coasting

Noisy When Coasting

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
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. Drive Pinion and Ring Gear Replacement (10.5 Inch Axle) , or Drive Pinion and Ring Gear Replacement (9.5 Inch Axle) 
Pinion and ring gear too tight Adjust the pinion and the ring gear backlash. Backlash Adjustment (9.5 Inch Axle) , or Backlash Adjustment (10.5 Inch Axle) 
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