Primary Timing Chain Lower Guide
WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
Courtesy of GENERAL MOTORS CORP.
- Inspect the primary timing chain lower guide for the following:
- Worn guide surface (1)
- Cracked or broken guide surface (2)
- Cracked or damaged guide base (3)
- Replace a damaged primary timing chain lower guide.