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Home >> Pontiac >> 2006 >> Vibe Base, AWD >> Repair and Diagnosis (Single Page) >> Drivelines & Axles >> Differentials & Drive Axles >> Rear Drive Axle >> Diagnostic Information and Procedures >> Noise Diagnosis - Rear Drive Axle >> Rear Axle Shaft Bearing Noise >> Pinion Bearing Noise

Pinion Bearing Noise

Pinion bearing failures can be distinguished because pinion bearings rotate at a higher rate of speed than the differential side bearings or drive axles. Rough or excessively worn pinion bearings produce a continuous low pitched whirring or scraping noise on low speed acceleration from a stop.