Having problems with your 2006 Buick Lucerne ?
How to replace water pump on 2006 buick lucerne with 4.7l northstar engine
Remove air box & air tube loosen throttle body 2 clamps disconnect \012 Hoses on pump area remove rear cover 4 10mm bolts from rear of pump disconnect two bolts on housing bottom then 4 bolts on center housing two more are on lower rear between eng & tranny the other two are front lower 8 total remove nut fuel line clamp disconnect\012Wiring move housing out pump area 2-3 inch disconnect tensioner & remove water pump 5 x 10 mm bolts install new pump & reassemble good look 2-3 hours
Repair Help & Product Troubleshooting for 2006 Buick Lucerne
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