S10/T10 Blazer 2WD L4-121 20L VIN Y - Wheel Runout TSB 83T75
Wheels: All Technical Service Bulletins
Wheels - Measuring Wheel Runout
Subject:
MEASURING WHEEL RUNOUT ALL VEHICLES
Number:
83-T-75
Section:
X
Date:
September, 1983
MEASURING WHEEL RUNOUT
TO:
ALL CHEVROLET DEALERS
Wheel runout should be measured with an accurate dial indicator graduated in thousandths of an inch. Measurements may be taken with the wheel
installed on the car, or off the car using an accurate mounting surface such as on a wheel balancer. Measurements may also be taken with or without the
tire mounted on the wheel.
Radial runout and lateral runout should be measured on both the inboard and outboard rim flanges. Maximum runouts and recommended measurement