HomeEmission Control > Gaskets and Sealing SystemsMahle G31479 Exhaust Gas Recirculation (EGR) Valve Gasket
Part #: G31479

Mahle G31479 Exhaust Gas Recirculation (EGR) Valve Gasket

⚙️ 33 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$8.15Free 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, Chevrolet, Oldsmobile, and Pontiac, Achieva, Alero, Century, Cutlass, Cutlass Supreme, Grand Am, Grand Prix, Lumina, Lumina APV, Malibu, Montana, Monte Carlo, Silhouette, Skylark, and Trans Sport
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Exhaust Gas Recirculation Valve Gasket for GM Vehicles

The Mahle G31479 Exhaust Gas Recirculation (EGR) Valve Gasket is designed to provide a secure and durable seal for EGR systems in select Buick, Chevrolet, Oldsmobile, and Pontiac models. Crafted from high-quality graphite material, this gasket ensures proper sealing and helps maintain optimal engine performance.

  • Constructed from durable graphite gasket material for effective sealing
  • Package quantity of 1 gasket per order
  • Compatible with multiple GM makes and models including Buick Achieva, Chevrolet Malibu, and Pontiac Grand Prix
  • OEM-quality fitment for reliable exhaust gas recirculation system operation
  • Part number G31479 for easy identification and replacement

Product Details and Specifications

The Mahle G31479 EGR valve gasket is engineered to meet the specifications required for proper exhaust gas recirculation system sealing. The graphite material offers excellent resistance to heat and exhaust gases, reducing the risk of leaks and ensuring consistent engine emissions control. This gasket is designed for use in a variety of GM vehicles such as the Chevrolet Lumina APV, Pontiac Grand Am, and Oldsmobile Cutlass Supreme, providing a precise fit that supports the longevity of the EGR valve assembly.

Compatible Vehicles and Applications

This gasket is compatible with the following makes and models:

  • Buick Achieva, Century, Skylark
  • Chevrolet Alero, Lumina, Malibu, Monte Carlo, Montana, Lumina APV
  • Oldsmobile Cutlass, Cutlass Supreme
  • Pontiac Grand Am, Grand Prix, Trans Sport, Silhouette

It is specifically designed to replace worn or damaged EGR valve gaskets in these vehicles, helping to restore proper exhaust gas recirculation function.

Common Issues Addressed by This Gasket

  • Exhaust gas leaks around the EGR valve
  • Check engine light triggered by EGR system faults
  • Reduced engine performance due to improper EGR sealing
  • Increased emissions from faulty EGR valve gasket
  • Unusual engine noises caused by gasket failure

Installation Notes and Tips

When installing the Mahle G31479 EGR valve gasket, ensure the mating surfaces are clean and free of old gasket material or debris. Proper torque specifications should be followed to avoid over-tightening, which can damage the gasket or EGR valve. This gasket is designed for a direct replacement, so no modifications are necessary for compatible Buick, Chevrolet, Oldsmobile, and Pontiac models.

Quality Assurance and Warranty

Mahle manufactures this EGR valve gasket to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details are not provided, Mahle products typically adhere to industry standards for automotive replacement parts, offering confidence in fit and function when installed correctly.

BrandMahle
Part NumberG31479
Additional Package ContentsNone
Gasket MaterialGraphite
Package Quantity1

This part fits 33 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1999BuickCentury3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1999ChevroletLumina3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1999ChevroletMalibu3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1999ChevroletMonte Carlo3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1999OldsmobileAlero3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter; with Single Exhaust
1999OldsmobileCutlass3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1999OldsmobileSilhouette3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1999PontiacGrand Am3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter; with Single Exhaust
1999PontiacGrand Prix3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1999PontiacMontana3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1999PontiacTrans Sport3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1998BuickCentury3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1998BuickSkylark3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1998ChevroletLumina3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1998ChevroletMalibu3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1998ChevroletMonte Carlo3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1998OldsmobileAchieva3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1998OldsmobileCutlass3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1998OldsmobileSilhouette3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1998PontiacGrand Am3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1998PontiacGrand Prix3.1LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1998PontiacTrans Sport3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1997ChevroletLumina3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1997ChevroletMonte Carlo3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1997OldsmobileSilhouette3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1997PontiacTrans Sport3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1996ChevroletLumina3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1996ChevroletLumina APV3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1996ChevroletMonte Carlo3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1996OldsmobileCutlass Supreme3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1996OldsmobileSilhouette3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1996PontiacGrand Prix3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter
1996PontiacTrans Sport3.4LV6N/AGraphite; Valve to Throttle Body/EGR Adapter

* 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:

70790

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