Output Carrier Internal Gear Inspection

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.

Fig 1: Identifying Output Carrier Internal Gear

GM1217947

Courtesy of GENERAL MOTORS CORP.

IMPORTANT:

Clutch plate movement can cause notching on the external splines if the output carrier internal gear.
Replace the output carrier internal gear if the specifications are not met.

Inspect the external splines of the output carrier internal gear (1).
Replace the gear if detectable notching has occurred.