DNJ
DNJ 2008 Buick Lucerne 4.6L Water Pump
DNJ 2008 Buick Lucerne 4.6L Water Pump
Part number: WP3164_5
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- Tracking emailed when it ships
- Free fitment check before you order
Listed for: Buick Lucerne 4.6LFitment notes & questions
2008 Buick Lucerne 4.6L Water Pump from DNJ, listed for 2008 Buick Lucerne with the 4.6L 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: 2008 Buick Lucerne
- Engine: 4.6L
- Engine code: VIN Y Northstar 32V DOHC
- Part number: WP3164_5
Listed fitment
- [2006-2011] GM / V8 / 4.6L / 281 DOHC 32V [(NORTHSTAR)]
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 Buick Lucerne 4.6L: 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: Buick Lucerne 4.6L.
- 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? Message us your vehicle details and we'll double-check fitment before you buy.
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: Buick Water Pumps · Buick Parts · All Water Pumps · Cooling & heating
Questions about Buick Lucerne 4.6L water pump
Will this fit my Buick Lucerne 4.6L?
What are signs of a failing water pump?
Where do specs and warranty details come from?
Questions & answers
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