HomeBelts and Cooling > Gaskets and Sealing SystemsMahle C31996 Engine Coolant Thermostat Housing O-Ring
Part #: C31996

Mahle C31996 Engine Coolant Thermostat Housing O-Ring

⚙️ 9 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Saab, 9-3
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Reliable Engine Coolant Thermostat Housing O-Ring for Saab 9-3

The Mahle C31996 Engine Coolant Thermostat Housing O-Ring is designed to provide a secure seal for the thermostat housing in Saab 9-3 models. This essential component helps maintain proper engine temperature by preventing coolant leaks and ensuring efficient thermostat operation.

  • Compatible with Saab 9-3 vehicles
  • Part number C31996 for precise identification
  • Engine coolant thermostat housing O-ring designed for reliable sealing
  • Manufactured by Mahle, a trusted automotive parts brand
  • Durable material to withstand engine heat and pressure

Product Details and Specifications

This Mahle Engine Coolant Thermostat Housing O-Ring (part number C31996) is engineered to fit the thermostat housing of Saab 9-3 models. The O-ring creates a tight seal that prevents coolant leaks, which can lead to engine overheating or inefficient cooling system performance. Made from materials resistant to high temperatures and chemical exposure, this O-ring ensures long-lasting durability and consistent performance under demanding engine conditions.

Common Applications and Problem Solving

  • Prevents coolant leaks at the thermostat housing
  • Helps maintain proper engine operating temperature
  • Reduces risk of engine overheating due to seal failure
  • Eliminates coolant seepage that can cause engine bay corrosion
  • Ensures efficient thermostat function for optimal cooling system performance

Installation Notes and Tips

When replacing the thermostat housing O-ring on a Saab 9-3, ensure the mating surfaces are clean and free of old gasket material or debris. Carefully position the Mahle C31996 O-ring to avoid twisting or damage during installation. Proper seating of the O-ring is critical to prevent leaks. It is recommended to inspect the thermostat housing and surrounding components for wear or damage during replacement.

Quality Assurance and Warranty

Mahle manufactures this Engine Coolant Thermostat Housing O-Ring to meet OEM standards for fit and function. The part number C31996 undergoes quality control to ensure durability and reliable sealing performance. While specific warranty details may vary, Mahle parts typically come with a limited warranty against manufacturing defects, providing confidence in the product's quality and longevity.

This part fits 9 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2011Saab9-32.0LL4N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2010Saab9-32.0LL4N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2009Saab9-32.0LL4N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2008Saab9-32.0LL4N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007Saab9-32.0LL4N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006Saab9-32.0LL4N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005Saab9-32.0LL4N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Saab9-32.0LL4N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Saab9-32.0LL4N/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:

12789739

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