Mahle T32453 Engine Timing Cover Gasket

Engine Timing Cover Gasket for GM V6 Applications

Mahle T32453 is an OEM-standard engine timing cover gasket made from molded rubber for reliable sealing at the timing cover interface. It is built for select Buick, Cadillac, Oldsmobile, and Pontiac applications where a precise seal is critical to controlling oil leaks and maintaining clean engine operation.

For technicians and DIY repairs on vehicles such as the Buick Lucerne, Cadillac DTS, and Cadillac DeVille, this gasket supports a direct-fit repair with OE-style sealing performance. Mahle timing cover gaskets are trusted by OEMs and technicians worldwide for consistent sealing quality.

Key Features

• Engine timing cover gasket for GM applications
• OEM Standard item grade for OE-style service replacement
• Molded rubber timing cover gasket material for a precise seal
• Brand: Mahle
• Part number: T32453
• Cross-reference: FEL-PRO 72673

Detailed Description

Mahle T32453 is an engine timing cover gasket engineered for select 1993-2011 GM vehicles, including Buick Lucerne, Cadillac DTS, Cadillac DeVille, Cadillac Seville, Cadillac Eldorado, Oldsmobile Aurora, Pontiac Bonneville, and Cadillac Allante. This gasket is intended for timing cover sealing service where a molded rubber construction helps maintain a dependable barrier against oil seepage at the cover joint. If you are replacing a leaking timing cover gasket on a Cadillac DeVille or servicing a Buick Lucerne timing cover, this part number provides an OE-standard replacement option.

This part cross-references General Motors 12554519 for the same application.

What It Helps Fix

• Oil leaks at the engine timing cover
• Seepage around the timing cover-to-engine sealing surface
• Loss of sealing integrity after gasket wear or removal
• Maintenance issues during front engine service on GM V6 platforms
• Repeat leaks caused by an aged or flattened gasket

Installation Notes and Tips

Clean the mating surfaces thoroughly before installation and inspect the timing cover for damage, warping, or old sealant residue. Follow the vehicle service procedure for torque sequence and sealing surface preparation to help achieve a proper seal. Fitment notes indicate that for optimal performance during installation of the Engine Coolant Thermostat Seal, use the included gasket from the set where applicable to the vehicle service procedure.

• Fits 2006-2011 Buick Lucerne, N/A
• Fits 2006-2011 Cadillac DTS, N/A
• Fits 1996-2005 Cadillac DeVille, N/A
• Fits 2004-2005 Pontiac Bonneville, N/A
• Fits 1993-2004 Cadillac Seville, N/A
• Fits 2001-2003 Oldsmobile Aurora, N/A
• Fits 1998-1999 Oldsmobile Aurora, N/A
• Fits 1993-2002 Cadillac Eldorado, N/A
• Fits 1993 Cadillac Allante, N/A

Quality Assurance

Mahle manufactures sealing products used by OEMs and professional technicians around the world. T32453 is an OEM-standard gasket built to support dependable service replacement on the listed GM applications.