DNJ
DNJ Crankshaft Seal 2002-2009 Buick, Chevrolet, GMC, Isuzu, Oldsmobile, Saab 4.2L
DNJ Crankshaft Seal 2002-2009 Buick, Chevrolet, GMC, Isuzu, Oldsmobile, Saab 4.2L
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Listed for: 2002–2009 Buick, Chevrolet, GMC, Isuzu, Oldsmobile and SaabFitment notes & questions
Crankshaft Seal by DNJ for 2002–2009 Buick, Chevrolet, GMC, Isuzu, Oldsmobile and Saab with the 4.2L engine. Seals keep oil in where a shaft passes through a housing, such as the crankshaft or camshaft ends.
Quick facts
- Brand: DNJ
- Part type: Seal
- Listed for: 2002–2009 Buick, Chevrolet, GMC, Isuzu, Oldsmobile and Saab
- Engine: 4.2L
- Engine code: VIN S Vortec 24V DOHC
- Part number: RM3190
Listed fitment
- [2002-2009] GM, ISUZU, SAAB / L6 / 4.2L / 256 DOHC 24V [(LL8, VORTEC)]
Good to know
- Notes: LL8
- 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: Lightly oil the seal lip before installation and press it in square so it does not cock or fold.
About this seal for the Buick, Chevrolet, GMC, Isuzu, Oldsmobile and Saab
Rubber seals age and harden over time, so older engines often need them when other work is done nearby.
Fitment notes
- Listed for: 2002–2009 Buick, Chevrolet, GMC, Isuzu, Oldsmobile and Saab.
- Model years: 2002–2009. If your year sits at the edge of the range, check the details above.
- Engine: the same car can take different parts for each engine option, so check yours.
- 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? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentParts that usually go with it
- Timing parts. Front crank and cam seals sit behind the timing belt or chain, so they are often done together.
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