Question about 1994 Oldsmobile 88

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1994 Olds 88 water pump repair

I have 2 questions..I'm about to change the water pump in my Olds 88..There are 2 bolts that go thru the engine mount into the water pump..but there is no clearance to fit a ratchet into the bottom bolt cause of the mount..Is there a special tool to use? Also do you have to jack the engine and remove the mount to take off the water pump?It is a 1994 olds 88 with a 3800 engine.Your help in this matter would be greatly appreciated..thx

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  • Anonymous Mar 23, 2014

    water pump broke


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Jack engine up and remove motor mount and you should be able to replace your water pump

Posted on Nov 30, 2008

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I just did mine, and you do need to support the engine and remove the mount, or atleast remove the half attached to body of car, and slide the mount out of the bolts way. Slide a jack under the oil pan with wood covering jack so the oil pan does not get damaged.

Posted on Aug 23, 2010

  • Adam 12
    Adam 12 Aug 23, 2010

    also, need to remove the alternator and be prepaed to lose mucho anitfreeze.....


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    Fig. 5: . . . then remove the water pump from the engine 89633p05.jpg
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    Fig. 7: You can also use Scotchbrite® or equivalent non-abrasive scouring pad to clean the water pump gasket mating surface 89633p07.jpg
    Fig. 8: When using a scraper to clean the gasket mating surfaces, be careful not to gouge the engine and cause leaks 89633p10.jpg
    Fig. 9: Exploded view of the water pump mounting - 1994 vehicle shown, others similar 89633g37.gif
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  8. Apply a suitable sealant to the bolt threads. Fig. 10: Coat the bolt threads with a suitable sealing compound 89633p09.jpg

  9. Position a new gasket, then install the water pump to the engine and tighten the retaining bolts, as follows: Fig. 11: Place a new gasket on the water pump mounting surface 89633p08.jpg
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