DNJ
DNJ 2002 GMC Sierra 1500 5.3L Water Pump
DNJ 2002 GMC Sierra 1500 5.3L Water Pump
Part number: WP3165_63
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Listed for: GMC Sierra 1500Fitment notes & questions
2002 GMC Sierra 1500 5.3L Water Pump by DNJ for 2002 GMC Sierra 1500 with the 5.3L 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: 2002 GMC Sierra 1500
- Engine: 5.3L
- Engine code: VIN V Vortec 16V OHV
- Part number: WP3165_63
Listed fitment
- [1999-2007] GM, ISUZU / V8 / 4.8L, 5.3L, 6.0L / 293, 325, 364 OHV 16V [(L59, LM4, LM7, LR4, VORTEC)]
Good to know
- Notes: LR4, 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.

About this water pump for the GMC Sierra 1500
On many engines the water pump sits behind the timing belt, so the two are often replaced together.
Fitment notes
- Listed for: GMC Sierra 1500.
- 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
- 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 Sierra 1500 water pump
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Questions & answers
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