HomeAir and Fuel Delivery > Gaskets and Sealing SystemsMahle G31596 Fuel Injection Throttle Body Mounting Gasket
Part #: G31596

Mahle G31596 Fuel Injection Throttle Body Mounting Gasket

⚙️ 75 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$13.14Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick, Pontiac, Chevrolet, and Oldsmobile, LeSabre, Bonneville, Park Avenue, Regal, Impala, Monte Carlo, Grand Prix, Lumina, 88, Intrigue, LSS, Regency, Riviera, and 98
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Fuel Injection Throttle Body Gasket for GM Vehicles

The Mahle G31596 fuel injection throttle body mounting gasket is designed to provide a secure and durable seal for throttle body assemblies. Engineered to meet OEM standards, this gasket ensures proper sealing and performance for select Buick, Chevrolet, Oldsmobile, and Pontiac models.

  • OEM standard quality molded rubber material
  • Compatible with Buick, Chevrolet, Oldsmobile, and Pontiac vehicles
  • Designed specifically for fuel injection throttle body mounting
  • Package includes one gasket with no additional contents
  • Part number G31596 for precise identification and fitment

Durable Molded Rubber Construction for Effective Sealing

This throttle body gasket is made from molded rubber, providing a reliable seal that resists fuel and air leaks. The material's flexibility accommodates slight surface irregularities, ensuring a tight fit between the throttle body and intake manifold. The gasket's design helps maintain proper air-fuel mixture and engine performance by preventing vacuum leaks and fuel seepage.

Compatible Buick, Chevrolet, Oldsmobile, and Pontiac Models

The Mahle G31596 gasket is compatible with a range of GM vehicles, including Buick 88, 98, LeSabre, Park Avenue, and Riviera; Chevrolet Impala, Lumina, Monte Carlo; Oldsmobile LSS, Intrigue, Regency; and Pontiac Bonneville, Grand Prix, Grand Prix, Regal. This ensures a precise fit for fuel injection throttle body mounting applications on these models.

Common Applications and Issues Addressed

  • Prevents vacuum leaks that cause rough idling or stalling
  • Eliminates fuel leaks at the throttle body mounting surface
  • Maintains proper throttle response and engine efficiency
  • Replaces worn or damaged gaskets to restore sealing integrity
  • Helps avoid check engine light triggers related to air intake leaks

Installation Notes and Tips

  • Ensure mating surfaces are clean and free of old gasket material
  • Use the OEM standard gasket without modification for best results
  • Torque throttle body mounting bolts to manufacturer specifications
  • Inspect throttle body and intake manifold surfaces for damage before installation
  • Replace gasket immediately if signs of wear or damage are present

Quality Assurance and Warranty Information

Mahle manufactures the G31596 gasket to meet OEM standards, ensuring consistent quality and fitment. The molded rubber material is selected for durability and resistance to fuel and heat exposure. While specific warranty details may vary, Mahle products typically come with a limited warranty against manufacturing defects, providing confidence in the gasket's reliability for your Buick, Chevrolet, Oldsmobile, or Pontiac vehicle.

BrandMahle
Part NumberG31596
Additional Package ContentsNone
Item GradeOEM Standard
Throttle Body Gasket MaterialMolded Rubber

This part fits 75 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005BuickLeSabre3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005PontiacBonneville3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004BuickLeSabre3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004PontiacBonneville3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003BuickLeSabre3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003BuickPark Avenue3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003BuickRegal3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003ChevroletImpala3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003ChevroletMonte Carlo3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003PontiacBonneville3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003PontiacGrand Prix3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002BuickLeSabre3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002BuickPark Avenue3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002BuickRegal3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002ChevroletImpala3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002ChevroletMonte Carlo3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002PontiacBonneville3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002PontiacGrand Prix3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001BuickLeSabre3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001BuickPark Avenue3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001BuickRegal3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001ChevroletImpala3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001ChevroletMonte Carlo3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001PontiacBonneville3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001PontiacGrand Prix3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000BuickLeSabre3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000BuickPark Avenue3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000BuickRegal3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000ChevroletImpala3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000ChevroletMonte Carlo3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000PontiacBonneville3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000PontiacGrand Prix3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999BuickLeSabre3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999BuickPark Avenue3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999BuickRegal3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999ChevroletLumina3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999ChevroletMonte Carlo3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999Oldsmobile883.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999OldsmobileIntrigue3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999OldsmobileLSS3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999PontiacBonneville3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999PontiacGrand Prix3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998BuickLeSabre3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998BuickPark Avenue3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998BuickRegal3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998ChevroletLumina3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998ChevroletMonte Carlo3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998Oldsmobile883.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998OldsmobileIntrigue3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998OldsmobileLSS3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998OldsmobileRegency3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998PontiacBonneville3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998PontiacGrand Prix3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1997BuickLeSabre3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1997BuickPark Avenue3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1997BuickRegal3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1997BuickRiviera3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1997Oldsmobile883.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1997OldsmobileLSS3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1997OldsmobileRegency3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1997PontiacBonneville3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1997PontiacGrand Prix3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1996BuickLeSabre3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1996BuickPark Avenue3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1996BuickRegal3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1996BuickRiviera3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1996Oldsmobile883.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1996Oldsmobile983.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1996OldsmobileLSS3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1996PontiacBonneville3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1995BuickPark Avenue3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1995BuickRiviera3.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1995Oldsmobile883.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1995Oldsmobile983.8LV6N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1995PontiacBonneville3.8LV6N/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:

61093

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