DNJ
DNJ Valve Cover Gasket Set 2000-2011 Buick, Cadillac, Oldsmobile, Pontiac 4.0L-4.6L
DNJ Valve Cover Gasket Set 2000-2011 Buick, Cadillac, Oldsmobile, Pontiac 4.0L-4.6L
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Listed for: 2000–2011 Buick, Cadillac, Oldsmobile and PontiacFitment notes & questions
DNJ Valve Cover Gasket Set, listed for 2000–2011 Buick, Cadillac, Oldsmobile and Pontiac with the 4.0L engine. An old gasket gets hard and shrinks with heat cycles, which is when leaks start. A new gasket restores the seal.
Quick facts
- Brand: DNJ
- Part type: Gasket
- Listed for: 2000–2011 Buick, Cadillac, Oldsmobile and Pontiac
- Engine: 4.0L
- Engine code: VIN 9 Northstar 32V DOHC
- Part number: VC3156G
Listed fitment
- [2000-2011] GM / V8 / 4.0L, 4.6L / 244, 281 DOHC 32V [(NORTHSTAR)]
Good to know
- Notes: w/ Spark Plug Tube Seals & Grommets If Required, Set
- Warranty terms: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.
Tip: Clean both mating surfaces completely and follow the bolt torque and sequence for your engine.

DNJ gasket for the Buick, Cadillac, Oldsmobile and Pontiac: what to know
An old gasket gets hard and shrinks with heat cycles, which is when leaks start. A new gasket restores the seal.
Fitment notes
- Listed for: 2000–2011 Buick, Cadillac, Oldsmobile and Pontiac.
- Model years: 2000–2011. Parts can change mid-generation, so match the exact year.
- Engine: match the engine size and code to your vehicle; the same model often came with several engines.
- Specs, lead time and warranty come from DNJ and can change. The details above this guide are the latest we have.
Not sure it fits? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentWhat else to plan for
- Sealant where called for. Some joints need a dab of sealant at corners or seams; others must go on dry.
- Bolts and grommets. Rubber grommets and old bolts are worth replacing if they are damaged.
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