DNJ
DNJ 2009 Buick LaCrosse 5.3L Oil Pump
DNJ 2009 Buick LaCrosse 5.3L Oil Pump
Part number: OP3172_44
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- Ships direct from the brand or supplier
- Tracking emailed when it ships
- Free fitment check before you order
Listed for: Buick LaCrosse 5.3LFitment notes & questions
2009 Buick LaCrosse 5.3L Oil Pump from DNJ, listed for 2009 Buick LaCrosse with the 5.3L engine. The oil pump pushes oil to the bearings, cam and valvetrain, building the pressure the engine needs to survive.
Quick facts
- Brand: DNJ
- Part type: Oil pump
- Listed for: 2009 Buick LaCrosse
- Engine: 5.3L
- Engine code: LH6 VIN M Vortec 16V OHV
- Part number: OP3172_44
Listed fitment
- [2005-2017] GM, ISUZU, SAAB / V8 / 5.3L, 6.0L, 6.2L / 325, 364, 376 OHV 16V [(L76, L76, L77, L92, L94, L92, L9H, L99, LC9, LH6, LH8, LH9, LS3, LS4, LSA, VORTEC)]
Good to know
- 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: Prime the new pump with oil before installation so it picks up quickly on first start.

About this oil pump for the Buick LaCrosse 5.3L
Oil pumps are usually replaced during an engine rebuild or when pressure drops, together with the pickup screen.
Fitment notes
- Listed for: Buick LaCrosse 5.3L.
- 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? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentParts that usually go with it
- Oil pan gasket. The pan usually comes off for this job.
- Oil and filter. Start fresh after the job.
More for your car: Buick Oil Pumps · Buick Parts · All Oil Pumps · Engine
Questions about Buick LaCrosse 5.3L oil pump
Will this fit my Buick LaCrosse 5.3L?
What causes low oil pressure?
Where do specs and warranty details come from?
Questions & answers
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