HomeEngine > Gaskets and Sealing SystemsApex ATC3591 Engine Timing Cover Gasket Set
Part #: ATC3591

Apex ATC3591 Engine Timing Cover Gasket Set

⚙️ 13 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick and Pontiac, Bonneville, Grand Prix, LaCrosse, LeSabre, Lucerne, and Park Avenue
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Reliable Engine Timing Cover Gasket Set for Buick and Pontiac

The Apex ATC3591 Engine Timing Cover Gasket Set is designed to provide a precise seal for your vehicle's timing cover. Compatible with select Buick and Pontiac models, this gasket set helps maintain engine integrity and prevent leaks.

  • Compatible with Buick Bonneville, LaCrosse, LeSabre, Lucerne, and Park Avenue
  • Also fits Pontiac Grand Prix models
  • Engine timing cover gasket set designed for accurate sealing
  • Durable materials engineered for long-lasting performance
  • Part number ATC3591 ensures correct fitment and quality

Product Details and Compatibility

The Apex ATC3591 gasket set is specifically engineered for use in the engine timing cover assemblies of various Buick and Pontiac vehicles. This set is compatible with Buick Bonneville, Grand Prix, LaCrosse, LeSabre, Lucerne, and Park Avenue models, ensuring a proper fit and reliable sealing. The gasket set helps prevent oil leaks and protects the timing components from contaminants, which is critical for maintaining engine performance and longevity.

Common Applications and Problem Resolution

  • Sealing oil leaks around the engine timing cover
  • Preventing contamination of timing chain or belt components
  • Replacing worn or damaged gaskets to restore engine sealing
  • Addressing engine oil seepage that can cause performance issues
  • Maintaining proper engine timing cover integrity during repairs

Installation Notes and Tips

When installing the Apex ATC3591 gasket set, ensure the timing cover surface is thoroughly cleaned and free of old gasket material or debris. Proper surface preparation is essential for an effective seal. Follow manufacturer torque specifications for the timing cover bolts to avoid gasket damage. It is recommended to inspect related components such as seals and bolts during installation to ensure overall system reliability.

Quality Assurance and Warranty

Apex manufactures the ATC3591 gasket set to meet industry standards for durability and fitment. While specific warranty details are not provided, Apex products typically undergo quality control processes to ensure consistent performance. Using the correct part number ATC3591 guarantees compatibility with the specified Buick and Pontiac models.

This part fits 13 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009BuickLaCrosse3.8LV6N/A
2008BuickLaCrosse3.8LV6N/A
2008BuickLucerne3.8LV6N/A
2008PontiacGrand Prix3.8LV6N/A
2007BuickLaCrosse3.8LV6N/A
2007BuickLucerne3.8LV6N/A
2007PontiacGrand Prix3.8LV6N/A
2006BuickLaCrosse3.8LV6N/A
2006BuickLucerne3.8LV6N/A
2006PontiacGrand Prix3.8LV6N/A
2005BuickLeSabre3.8LV6N/A2nd Design; Eng block casting# 12585793
2005BuickPark Avenue3.8LV6N/A2nd Design; Eng block casting# 12585793
2005PontiacBonneville3.8LV6N/A2nd Design Eng. Block Casting No. 12585793

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.