Dorman 42317 PCV Valve Grommet

PCV Valve Grommet for OE-Style Fit

Dorman 42317 is a rubber PCV valve grommet built to match the fit and function of the original part on specified vehicles. It is designed for a push-on attachment and reliable sealing at the oil separator to air cleaner connection.

Key Features

• Rubber construction for durable service
• Inside diameter: 0.98 in.
• Outside diameter: 1.86 in.
• Thickness: 0.35 in.
• Push-on attachment method
• Direct replacement style for specified applications

Application Details

Fits 1987 Cadillac Allante, N/A; Fits 1986-1987 Cadillac Commercial Chassis, N/A; Fits 1986-1987 Cadillac DeVille, N/A; Fits 1986-1987 Cadillac Eldorado, N/A; Fits 1986-1987 Cadillac Fleetwood, N/A; Fits 1986-1987 Cadillac Seville, N/A; Fits 1983-1986 Buick Century, N/A; Fits 1983-1986 Buick Skylark, N/A; Fits 1985-1986 Oldsmobile Calais, N/A; Fits 1983-1986 Oldsmobile Cutlass Ciera, N/A; Fits 1983-1986 Pontiac 6000, N/A; Fits 1984-1986 Pontiac Fiero, N/A; Fits 1983-1986 Pontiac Firebird, N/A; Fits 1985-1986 Pontiac Grand Am, N/A; Fits 1983-1985 Chevrolet Celebrity, N/A; Fits 1984-1985 Chevrolet Citation II, N/A; Fits 1983-1984 Oldsmobile Omega, N/A; Fits 1983-1984 Pontiac Phoenix, N/A; Fits 1983 Chevrolet Citation, N/A.

This part cross-references 423173 and 25043009 for the same application.

What It Is Used For

• Replacing a cracked or hardened PCV valve grommet
• Restoring a secure seal at the oil separator to air cleaner connection
• Addressing vacuum leaks caused by worn rubber
• Correcting loose or poor-fitting PCV grommet installation points
• Supporting proper crankcase ventilation system sealing

Installation Notes and Tips

Verify the inside diameter, outside diameter, and thickness against the original grommet before installation. Clean the mounting surface and press the grommet into place using the push-on design. Confirm the PCV valve and surrounding components seat correctly after installation.

Quality Assurance

Dorman engineers this PCV valve grommet to match original fit and function on the listed vehicles, with a focus on durable construction and dependable performance.