Left Secondary Timing Chain Shoe

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.

Fig 1: Checking Left Secondary Timing Chain Shoe

Courtesy of GENERAL MOTORS CORP.

Inspect the front of the left secondary timing chain shoe for the following:
- Worn shoe surface (1)
- Cracked or broken shoe surface (2)
- Cracked or damaged shoe (3)

Fig 2: Inspecting Left Secondary Timing Chain Tensioner Contact Pad

Courtesy of GENERAL MOTORS CORP.

Inspect the back of the left secondary timing chain shoe for a damaged, worn or missing left secondary timing chain tensioner contact pad (1).
Replace a damaged left secondary timing chain shoe.