GM Genuine Parts Engine Coolant Thermostat Housing Gasket 97223686 | 2001-2016 Duramax 6.6L LB7/LLY/LBZ/LMM/LML

Ensure a proper seal between the thermostat housing and engine with this GM Genuine replacement seal. Designed to prevent coolant leaks and maintain system integrity, this OE component delivers the fit and reliability your vehicle was built with.

• Helps prevent leaks at the thermostat housing
• Genuine GM part designed for precise fit and function
• Engineered and tested to GM’s strict standards
• Built specifically for Chevrolet, Buick, GMC, and Cadillac applications
• Incorporates updated materials and design improvements

Note: Some GM Genuine Parts may have previously been labeled as ACDelco GM Original Equipment (OE).