Good Maintenance Practices:
- Replace gasket at signs of carbon build-up around EGR to engine connection.
- Keep EGR bolts tight.

GM Part #55593619
ACDelco Part #55593619
GM Genuine Parts Exhaust Gas Recirculation (EGR) Valve Gaskets are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These gaskets help provide a gas-tight seal for the EGR valve mounting flange. They are made from high temperature materials, and should be replaced whenever you service the EGR valve. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)
Please visit our warranty page on Gmparts.com for full warranty details.
Yes. If the sealing surfaces are pitted, causing the gasket not to seal, approved sealant may be used.
Yes. Overtightening the bolts may damage the gasket. Check vehicle specification for proper torque.