Mahle G17797 EGR Valve Gasket

Mahle G17797 EGR Valve Gasket

The Mahle G17797 is a graphite exhaust gas recirculation (EGR) valve gasket built for valve-to-adapter sealing applications. It is a direct-fit sealing solution for a wide range of GM, Buick, Cadillac, Chevrolet, GMC, Pontiac, Oldsmobile, Jeep, Isuzu, and Saturn vehicles across model years from 1972 through 1995.

Mahle gaskets are used by OEMs and technicians worldwide for dependable sealing performance. This gasket is a practical choice when servicing an EGR valve on vehicles such as the Chevrolet S10, Pontiac Firebird, or Cadillac DeVille.

Key Features

• Graphite gasket material for EGR valve sealing
• Valve-to-adapter fitment for listed applications
• Engineered for emission control service
• Mahle part number G17797
• Cross-references FEL-PRO 70954 and 71098 for the same application

Detailed Description

The Mahle G17797 exhaust gas recirculation valve gasket is made from graphite to provide a reliable sealing surface between the EGR valve and adapter. It is listed for numerous applications, including Fits 1993-1995 Buick Century, Fits 1986-1991 Chevrolet Corvette, and Fits 1977-1989 Pontiac Firebird. The broad fitment coverage makes it a useful replacement when servicing older GM emission-control systems and related vehicles.

As an emission control gasket, this part helps restore the seal at the EGR mounting point after service or replacement. The Mahle G17797 is also referenced by multiple OE and aftermarket numbers, making it easier to match the correct gasket for the application.

What This Part Is Used For

• Replacing a leaking or damaged EGR valve gasket
• Restoring a proper seal at the valve-to-adapter interface
• Addressing exhaust gas leakage around the EGR mounting area
• Supporting emission system service on older GM vehicles
• Correcting fitment issues during EGR valve replacement

Installation Notes and Tips

Confirm the mounting style before installation, since the listed applications include valve-to-adapter and related graphite sealing configurations. Clean the mating surfaces thoroughly before installing the gasket, and inspect the EGR valve and adapter for warpage, carbon buildup, or corrosion. For fitment verification, compare the vehicle application to the listed year, make, and model coverage for Mahle G17797.

Quality Assurance

Mahle states that its gaskets are trusted by OEMs and technicians around the world. The G17797 is a graphite sealing component built for emission control service and backed by Mahle’s gasket manufacturing experience.