2005 Buick Rendezvous overheating buick

2005 BUICK RENDEZVOUS
65,000 MILES • 6 CYL • AWD • AUTOMATIC
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ELECTRIK
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  • 1 POST
hello i have changed the thermostat and relays, the temp guage in the car show about 3/4 guage while sitting still or not running air conditioning.
Sep 18, 2009 at 3:53 PM
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JACOBANDNICKOLAS
  • ✓ASE Certified Mechanic
  • 110,194 POSTS
  • ASE Certified Mechanic
Does the temp drop when you are at highway speeds? Also, by any chance did someone add the wrong type of coolant?
Dec 8, 2009 at 10:50 AM
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