Homeβ€Ί Belts and Cooling > Gaskets and Sealing Systemsβ€Ί Mahle C31823 Engine Coolant Thermostat Gasket
Part #: C31823

Mahle C31823 Engine Coolant Thermostat Gasket

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πŸš—Fitment: Pontiac, Chevrolet, Cadillac, Buick, GMC, Hummer, Isuzu, Saab, and Avanti, G8, Corvette, Grand Prix, CTS, Impala, Monte Carlo, Rainier, Escalade, Escalade ESV, Escalade EXT, Avalanche 1500, Express 1500, Express 2500, Express 3500, Silverado 1500, Silverado 1500 HD, Silverado 2500 HD, Silverado 3500, SSR, Suburban 1500, Suburban 2500, Tahoe, Trailblazer, Envoy, Envoy XL, Savana 1500, Savana 2500, Savana 3500, Sierra 1500, Sierra 1500 HD, Sierra 2500 HD, Sierra 3500, Yukon, Yukon XL 1500, Yukon XL 2500, H2, Ascender, GTO, 9-7x, Envoy XUV, II, Silverado 2500, and Sierra 2500
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Reliable Engine Coolant Thermostat Gasket for Select GM and Isuzu Vehicles

The Mahle C31823 Engine Coolant Thermostat Gasket is designed to provide a secure seal for the thermostat housing in various Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, and Saab models. Crafted from molded rubber, this gasket meets OEM standards to ensure proper fit and durability.

  • Constructed from molded rubber for effective sealing and durability
  • Meets OEM standard for quality and performance
  • Package includes one gasket for replacement needs
  • Compatible with multiple GM and Isuzu vehicles including Chevrolet Silverado 1500 and Cadillac Escalade
  • Part number C31823 for precise identification and fitment

Durable Molded Rubber Material for Effective Sealing

This engine coolant thermostat gasket is made from molded rubber, a material known for its flexibility and resistance to heat and coolant exposure. The gasket ensures a tight seal between the thermostat housing and engine block, preventing coolant leaks that can lead to engine overheating. The OEM standard grade guarantees that the gasket matches factory specifications for reliable performance.

Compatible Vehicles and Applications

The Mahle C31823 gasket is compatible with a range of vehicles, including Buick Rainier, Cadillac Escalade and CTS, Chevrolet Avalanche 1500 and Corvette, GMC Sierra 1500 and Yukon XL, Hummer H2, Isuzu Ascender, Pontiac G8, and Saab 9-7x. This makes it suitable for owners and technicians working on these specific models who require a dependable thermostat gasket replacement.

Common Issues Addressed by This Thermostat Gasket

  • Prevents coolant leaks around the thermostat housing
  • Helps maintain proper engine temperature regulation
  • Reduces risk of engine overheating due to seal failure
  • Eliminates coolant contamination and loss
  • Supports efficient thermostat operation and engine cooling system integrity

Installation Notes and Tips

  • Ensure the thermostat housing and mating surfaces are clean and free of old gasket material
  • Inspect the thermostat for wear or damage and replace if necessary
  • Apply the gasket carefully to avoid misalignment or pinching
  • Tighten housing bolts to manufacturer torque specifications to prevent leaks
  • Check for leaks after installation by running the engine to operating temperature

Quality Assurance and Warranty Information

Mahle manufactures the C31823 thermostat gasket to meet OEM standards, ensuring consistent quality and fitment. While specific warranty details may vary, Mahle products typically come with a limited warranty against defects in material and workmanship. This gasket is designed to provide reliable service when installed according to vehicle manufacturer guidelines.

BrandMahle
Part NumberC31823
Gasket MaterialMolded Rubber
Item GradeOEM Standard

This part fits 152 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009PontiacG86.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2008ChevroletCorvette6.2LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2008PontiacG86.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2008PontiacGrand Prix5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007CadillacCTS6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007ChevroletCorvette7.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007ChevroletCorvette6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007ChevroletImpala5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007ChevroletMonte Carlo5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007PontiacGrand Prix5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006BuickRainier5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006CadillacCTS6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006CadillacEscalade6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006CadillacEscalade ESV6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006CadillacEscalade EXT6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletAvalanche 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletCorvette7.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletCorvette6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletExpress 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletExpress 25006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletExpress 25004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletExpress 35006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletExpress 35004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletImpala5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletMonte Carlo5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletSilverado 15006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletSilverado 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletSilverado 15004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletSilverado 1500 HD6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletSilverado 2500 HD6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletSilverado 35006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletSSR6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletSuburban 15006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletSuburban 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletSuburban 25006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletTahoe5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletTahoe4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletTrailblazer6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006ChevroletTrailblazer5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCEnvoy5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCEnvoy XL5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCSavana 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCSavana 25006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCSavana 25004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCSavana 35006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCSavana 35004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCSierra 15006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCSierra 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCSierra 15004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCSierra 1500 HD6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCSierra 2500 HD6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCSierra 35006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCYukon5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCYukon4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCYukon XL 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006GMCYukon XL 25006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006HummerH26.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006IsuzuAscender5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006PontiacGrand Prix5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006PontiacGTO6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006Saab9-7x5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005BuickRainier5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005CadillacCTS5.7LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005CadillacEscalade6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005CadillacEscalade5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005CadillacEscalade ESV6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005CadillacEscalade EXT6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletAvalanche 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletExpress 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletExpress 25006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletExpress 25005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletExpress 25004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletExpress 35006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletExpress 35004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletSilverado 15006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletSilverado 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletSilverado 15004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletSilverado 1500 HD6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletSilverado 2500 HD6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletSilverado 35006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletSSR6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletSuburban 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletSuburban 25006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletTahoe5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005ChevroletTahoe4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCEnvoy5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCEnvoy XL5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCEnvoy XUV5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCSavana 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCSavana 25006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCSavana 25005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCSavana 25004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCSavana 35006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCSavana 35004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCSierra 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCSierra 15004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCSierra 1500 HD6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCSierra 2500 HD6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCSierra 35006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCYukon5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCYukon4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCYukon XL 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005GMCYukon XL 25006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005HummerH26.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005IsuzuAscender5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005PontiacGrand Prix5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005PontiacGTO6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005Saab9-7x5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004BuickRainier5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004CadillacCTS5.7LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004CadillacEscalade6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004CadillacEscalade5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004CadillacEscalade ESV6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004CadillacEscalade EXT6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletAvalanche 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletCorvette5.7LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletExpress 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletExpress 25006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletExpress 25005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletExpress 25004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletExpress 35006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletSilverado 15006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletSilverado 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletSilverado 15004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletSilverado 25006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletSilverado 2500 HD6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletSilverado 35006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletSSR5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletSuburban 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletSuburban 25006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletTahoe5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004ChevroletTahoe4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCEnvoy XL5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCEnvoy XUV5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCSavana 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCSavana 25006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCSavana 25005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCSavana 25004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCSavana 35006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCSavana 35004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCSierra 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCSierra 15004.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCSierra 25006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCSierra 2500 HD6.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCSierra 35006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCYukon5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCYukon4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCYukon XL 15005.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004GMCYukon XL 25006.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004HummerH26.0LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004IsuzuAscender5.3LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004PontiacGTO5.7LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

35720

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.