Primary Timing Chain with Inverted Tooth (IT) Chain

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: Identifying Primary Timing Chain With (IT) Inverted Tooth Chain

Courtesy of GENERAL MOTORS CORP.

Inspect the primary timing chain for the following:
- Binding or worn links (1)
- Loose links (2)
- Loose pins (3)
Replace a damaged primary timing chain.