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2003 Buick Rendezvous Question: Why is car overheating

 

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Barrettb, 3.4L V6, Matthews, NC, March 24, 2011, 13:36
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Replace thermostat, water pump. At 50,000 miles had service of manifold done at a cost of 1200 by Buick dealer

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  • Answer #1

    DaveJHM March 25, 2011, 00:37
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     Master

    Overheating can be caused also by a malfunctioning cooling fan, an air flow issue through the radiator, and even an air pocket in the cooling system following thermostat and water pump repairs.

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