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Home >> GMC >> 1991 >> Value Van 7.4 N >> Repair and Diagnosis >> Drivelines & Axles >> Driveshaft & Universal Joints >> Drive Shaft & Universal Joints >> Adjustments >> Drive Shaft RUNOUT >> Notes

Drive Shaft RUNOUT: Notes

Raise vehicle so rear wheels can spin. Attach dial indicator to smooth place on vehicle underbody. A magnetic base dial gauge is recommended. DO NOT  attach dial indicator base at a weld. With transmission in Neutral, hand rotate axle pinion flange or transmission and take required dial indicator readings on drive shaft. See DRIVE SHAFT RUNOUT (IN.)  table.