Mahle G31617 Fuel Injection Throttle Body Mounting Gasket

OE-Standard Throttle Body Gasket Seal

Restore a proper seal at the throttle body with the Mahle G31617 fuel injection throttle body mounting gasket. Built with molded rubber and OEM-standard grade construction, it is made for clean sealing performance on a wide range of GM trucks, SUVs, and vans, including Chevrolet Silverado, GMC Sierra, and Cadillac Escalade applications.

Mahle gaskets are trusted by OEMs and technicians for sealing consistency, and this throttle body gasket follows that same service-focused approach. If you are replacing a worn throttle body seal on a 1999-2007 Chevrolet Silverado 1500 or a 2000-2006 GMC Yukon, G31617 provides the correct OE-style fitment reference.

Key Features

• Molded rubber throttle body gasket material for reliable sealing
• OEM Standard item grade for service replacement use
• Fuel injection throttle body mounting gasket for air and fuel delivery repairs
• Direct-fit application coverage for many Chevrolet, GMC, Cadillac, Buick, Hummer, and Isuzu models
• Mahle G31617 part number for easy catalog matching

Detailed Product Overview

The Mahle G31617 is a fuel injection throttle body mounting gasket used to seal the throttle body to the intake assembly. Its molded rubber construction helps maintain a consistent seal under normal engine heat and vibration, supporting stable idle quality and proper airflow management. This part cross-references FEL-PRO 61070 for the same application. Compatible vehicle coverage includes 1999-2006 Chevrolet Silverado 1500, 2000-2006 GMC Yukon, and 2002-2006 Cadillac Escalade models, along with additional GM truck and SUV platforms.

What This Part Helps Address

• Air leaks at the throttle body mounting surface
• Rough or unstable idle caused by a deteriorated seal
• Vacuum-related drivability concerns from gasket wear
• Throttle body service issues after intake or throttle cleaning
• Sealing problems on GM truck and SUV fuel injection systems

Installation Notes and Tips

• Clean both mating surfaces before installation to remove old gasket material and residue.
• Inspect the throttle body and intake flange for warping, corrosion, or damage before reassembly.
• Use the correct torque sequence and specifications for the vehicle service procedure.
• Verify the application by year, make, and model before ordering; this part is listed for 1999-2007 Chevrolet Silverado, GMC Sierra, and related platforms.
• For 2003-2007 Chevrolet Express and GMC Savana models, confirm the throttle body mounting surface matches the listed fitment.

Quality Assurance

Mahle manufactures sealing products used by OEMs and professional technicians worldwide, and the G31617 is built to OEM-standard expectations for fit and sealing performance. It is a practical replacement choice for service work on Chevrolet Silverado, GMC Sierra, and other listed GM applications.