DNJ
DNJ 1990 GMC C1500 5.7L Water Pump
DNJ 1990 GMC C1500 5.7L Water Pump
Part number: WP3125_172
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- Tracking emailed when it ships
- Free fitment check before you order
Listed for: GMC C1500 5.7LFitment notes & questions
1990 GMC C1500 5.7L Water Pump from DNJ, listed for 1990 GMC C1500 with the 5.7L engine. The water pump moves coolant through the engine and radiator so the engine holds a steady temperature.
Quick facts
- Brand: DNJ
- Part type: Water pump
- Listed for: 1990 GMC C1500
- Engine: 5.7L
- Engine code: VIN Z 12V OHV
- Part number: WP3125_172
Listed fitment
- [1987-1996] GM / V6, V8 / 4.3L, 5.0L, 5.7L / 262, 305, 350 OHV 12V, 16V [(CHEVROLET, VORTEC)]
Good to know
- Notes: Premium
- 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: Flush the old coolant and refill with the type your engine specifies, then bleed air out of the system.

DNJ water pump for the GMC C1500 5.7L: what to know
Pumps wear at the bearing and seal. A leak from the weep hole or a growling noise usually means it is time.
Fitment notes
- Listed for: GMC C1500 5.7L.
- 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? Send us your year, make, model, engine and trim and we'll check before you order.
Ask about fitmentWhat else to plan for
- Thermostat. Cheap to replace while the system is drained.
- Coolant. Refill with the correct type.
- Timing belt. If the belt drives the pump, do both together.
More for your car: GMC Water Pumps · GMC Parts · All Water Pumps · Cooling & heating
Questions about GMC C1500 5.7L water pump
Will this fit my GMC C1500 5.7L?
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Where do specs and warranty details come from?
Questions & answers
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