Pinion Flange Runout Measurement: Notes

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Tools Required

J 8001 Dial Indicator Set, or equivalent
J 23409 Dial Indicator Extension, or equivalent. See Special Tools .
J 35819 Flange Runout Gage. See Special Tools .

IMPORTANT: This measurement procedure is intended to measure drive axle pinion flanges with 1-piece U-joint yokes only, not bolt-on yokes.

If equipped with a system balanced flange, use the following procedure, System Balanced Flange. If equipped with a non-system balanced flange, use the second procedure, Non-System Balanced Flange.