1999 Pontiac Montana

1999 PONTIAC MONTANA
122,345 MILES • 6 CYL • FWD • AUTOMATIC
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CHRIS123455789
  • MEMBER
  • 1 POST
My van keeps overheating its a 1999 pontiac montanna and i dont know what to do anymore i changed the thermostat and the water pump but it still is overheating my friend said it could be a leak in the vaccum but i cant seem to find it please can someone help me i am a lady and i simply dont know what to do anymore and i am in no state to by a new car right now
Feb 26, 2009 at 5:28 PM
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MMPRINCE4000
  • ✓ASE Certified Mechanic
  • 8,548 POSTS
  • ASE Certified Mechanic
Have the cooling fan checked, if it is not running, it will overheat.

If fan is working, then have compression tested, for bad headgasket/intake manifold gasket, if OK, then have cooling pressure tested.
Mar 1, 2009 at 9:25 AM
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