Input and 3rd Clutch Pawl Assemble

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Input Sun Gear

Courtesy of GENERAL MOTORS CORP.

Inspect the input sun gear (668) for the following:
- Worn or damaged splines
- Plugged lube holes or cracks

Fig 2: Inspecting Third And Input Pawl Clutches

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: The third and input clutch pawl assemblies are serviced as assemblies.

Inspect the third and input clutches pawl for the following:
- Worn or damaged splines
- Wear or cracks
Install the input clutch pawl assembly (728) onto the input sun gear shaft (668).
Install the third clutch pawl assembly (727) onto the input sun gear (668).