Dorman 42316 PCV Valve Grommet

Reliable PCV Valve Grommet for Buick, Chevrolet, and Pontiac Vehicles

The Dorman 42316 PCV valve grommet is designed to provide a secure and durable seal for the positive crankcase ventilation system in select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Made from high-quality rubber, this grommet ensures proper fit and function to maintain emission control system integrity.

• Constructed from durable rubber material for long-lasting performance
• Inside diameter of 0.46 inches for precise fitment
• Thickness of 0.64 inches to provide a secure seal
• Outside diameter measures 0.992 inches for compatibility with OEM specifications
• Push-on attachment method for straightforward installation
• Compatible with a wide range of GM vehicles including Buick LeSabre, Chevrolet Camaro, Pontiac Firebird, and more

Detailed Product Description and Specifications

The Dorman 42316 PCV valve grommet is engineered to meet or exceed original equipment standards, ensuring a tight seal around the PCV valve to prevent vacuum leaks and maintain proper engine ventilation. Its rubber construction offers resistance to heat, oil, and other engine contaminants, which helps extend the service life of the emission control components. The precise inside diameter of 0.46 inches and outside diameter of 0.992 inches make it compatible with various GM models such as the Buick Century, Cadillac DeVille, Chevrolet Lumina, Oldsmobile Cutlass, and Pontiac Grand Prix. The 0.64-inch thickness provides the necessary cushioning and sealing to prevent air leaks that could affect engine performance and emissions.

Common Applications and Issues Addressed

• Prevents vacuum leaks in the PCV system that can cause rough idling or engine stalling
• Replaces cracked or hardened grommets that lead to oil leaks or emission failures
• Maintains proper crankcase ventilation to reduce harmful emissions
• Helps avoid check engine light triggers related to PCV valve malfunctions
• Ensures secure attachment of the PCV valve to the intake manifold or valve cover

Installation Notes and Tips

Installation of the Dorman 42316 PCV valve grommet is straightforward due to its push-on design. Before installation, inspect the PCV valve and surrounding components for wear or damage. Clean the mounting surface to ensure a proper seal. Gently push the grommet into place, making sure it seats fully without twisting or stretching excessively. This part is compatible with models including the Chevrolet Camaro, Pontiac Firebird, and Buick LeSabre, so verify fitment with your specific vehicle year and engine configuration.

Quality Assurance and Warranty Information

Dorman manufactures the 42316 PCV valve grommet to meet strict quality standards, using materials that resist degradation from heat and engine fluids. While specific warranty terms may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. This ensures that the grommet performs reliably under normal operating conditions in compatible Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac vehicles.