will a vacuum leak at engine make my car run hot

2003 CHEVROLET MONTE CARLO
125,000 MILES
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JOEJACK251
  • MEMBER
  • 3 POSTS
just got new cooling fans, water pump, thermostat, and my car still runs hot. heater blows cool air
Sep 17, 2011 at 7:05 PM
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DRCRANKNWRENCH
  • ASE Certified Mechanic
  • 3,380 POSTS
  • ASE Certified Mechanic
Get a cooling system pressure test done.
Maybe before that you can do a simple pressure test.
When you turn off your car, grad the upper radiator hase and see if it has pressure.
Have you been losing coolant in the overflow tank? It could be a failed radiator cap.
Sep 17, 2011 at 7:15 PM
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