Pinion Flange Runout Measurement: Notes

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.

Special Tools

GE-8001 Dial Indicator Set, or equivalent
J-23409 Dial Indicator Extension, or equivalent
J-35819 Flange Runout Gauge

For equivalent regional tools, refer to Special Tools and Equipment .

NOTE:

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.