DNJ
DNJ 2009 Buick Lucerne 4.6L Water Pump
DNJ 2009 Buick Lucerne 4.6L Water Pump
Part number: WP3164_7
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- Free fitment check before you order
Listed for: Buick Lucerne 4.6LFitment notes & questions
DNJ 2009 Buick Lucerne 4.6L Water Pump, listed for 2009 Buick Lucerne with the 4.6L engine. On many engines the water pump sits behind the timing belt, so the two are often replaced together.
Quick facts
- Brand: DNJ
- Part type: Water pump
- Listed for: 2009 Buick Lucerne
- Engine: 4.6L
- Engine code: VIN Y Northstar 32V DOHC
- Part number: WP3164_7
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.

About this water pump for the Buick Lucerne 4.6L
On many engines the water pump sits behind the timing belt, so the two are often replaced together.
Fitment notes
- Listed for: Buick Lucerne 4.6L.
- 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? Message us your vehicle details and we'll double-check fitment before you buy.
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: 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?
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Where do specs and warranty details come from?
Questions & answers
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