Dorman 54217 Engine Coolant Reservoir Cap

Reliable Engine Coolant Reservoir Cap for GM Vehicles

The Dorman 54217 engine coolant reservoir cap is designed to maintain proper pressure and prevent coolant leaks in a wide range of General Motors vehicles. Made from durable black plastic, this coolant cap ensures a secure seal for your engine's cooling system.

• Constructed from high-quality black plastic for durability
• Compatible with multiple Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac models
• Includes one engine coolant reservoir cap per package
• Part number 54217 for easy identification and replacement

Durable Material and Precise Fitment

This engine coolant reservoir cap is manufactured from sturdy plastic material that resists heat and corrosion, providing a reliable seal for your vehicle's cooling system. The black color matches original equipment specifications, ensuring a seamless replacement. Designed specifically for compatibility with a broad range of GM vehicles, including models such as the Chevrolet Silverado, GMC Sierra, Cadillac DeVille, Buick LeSabre, and Pontiac Grand Prix, the Dorman 54217 cap helps maintain optimal engine temperature and performance.

Compatible GM Models and Applications

This coolant reservoir cap is compatible with numerous GM makes and models, including but not limited to:

• Buick 60 Special, Century, LeSabre, Regal
• Cadillac Allante, DeVille, Eldorado, Seville
• Chevrolet Blazer, Camaro, Impala, Silverado, Tahoe
• GMC Sierra, Jimmy, Yukon, Savana
• Oldsmobile 88, 98, Cutlass Supreme
• Pontiac Bonneville, Grand Am, Firebird

Using the correct coolant reservoir cap like the Dorman 54217 ensures proper pressure regulation and prevents coolant loss in these vehicles.

Common Issues Addressed by This Coolant Cap

• Prevents coolant leaks caused by worn or damaged caps
• Maintains proper pressure in the cooling system to avoid overheating
• Helps prevent engine damage due to coolant loss
• Ensures a secure seal to keep contaminants out of the coolant reservoir
• Replaces cracked or broken original equipment caps

Installation Notes and Tips

• Ensure the engine is cool before removing the old coolant reservoir cap
• Clean the reservoir neck to remove any debris or residue
• Align the Dorman 54217 cap properly and twist until securely locked
• Check for leaks after installation by running the engine and inspecting the cap area

Quality Assurance and Warranty

Dorman parts are engineered to meet or exceed original equipment specifications. The 54217 engine coolant reservoir cap undergoes rigorous quality control to ensure durability and fitment accuracy. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship to provide confidence in your replacement part.