Intermittent Noise. GMC Truck TopKick C-Series (Conventional) C4/C5 2008

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2008 🢒 TopKick C-Series (Conventional) C4/C5 🢒 Driveline/Axle 🢒 Rear Drive Axle 🢒 Intermittent Noise

Problem

Action

The ring gear is warped.

Replace the differential drive pinion gear and the ring gear set.

•	For Dana® Model 286 axle, refer to Drive Pinion and Ring Gear Replacement

•	For Spicer Eaton axles, call 1-800-TCM-HELP

•	For Meritor axles, call 1-800-535-5560

The differential case bolts are loose.

Tighten the differential case bolts. Refer to Fastener Tightening Specifications .