DNJ
DNJ 1990 GMC S15 2.8L Oil Pump
DNJ 1990 GMC S15 2.8L Oil Pump
Regular price
$63.99 USD
Regular price
Sale price
$63.99 USD
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- Ships direct from the brand or supplier
- Tracking emailed when it ships
- Free fitment check before you order
Listed for: GMC S15 2.8LFitment notes & questions
1990 GMC S15 2.8L Oil Pump from DNJ, listed for 1990 GMC S15 with the 2.8L 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: 1990 GMC S15
- Engine: 2.8L
- Engine code: VIN W 12V OHV
- Part number: OP3114_74
Listed fitment
- [1985-1995] GM, ISUZU, JEEP / V6 / 2.8L, 3.1L / 173, 191 OHV 12V
Good to know
- Notes: w/ 5/8 Inlet
- 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 GMC S15 2.8L
Oil pumps are usually replaced during an engine rebuild or when pressure drops, together with the pickup screen.
Fitment notes
- Listed for: GMC S15 2.8L.
- 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: GMC Oil Pumps · GMC Parts · All Oil Pumps · Engine
Questions about GMC S15 2.8L oil pump
Will this fit my GMC S15 2.8L?
It is listed for the GMC S15 2.8L. Check your year, model, engine and trim against the title and details above. If anything is different, contact us and we will confirm fitment before you order.
What causes low oil pressure?
Low oil level, a worn pump, a clogged pickup or worn bearings are the usual causes.
Where do specs and warranty details come from?
From DNJ. Each brand sets its own specs, lead times and warranty terms, and they can change. The product details above are the latest we have.
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