View Single Post
  #2  
Old 06-02-2011, 10:43 PM
inafogg inafogg is offline
AF Enthusiast
 
Join Date: Jul 2007
Posts: 1,744
Thanks: 10
Thanked 57 Times in 56 Posts
Re: 1999 pontiac montana overheating. Thermostat???

Quote:
Originally Posted by jaggar80 View Post
just within about the past week my van has started overheating occasionally i am thinking its the thermostat i am just wondering if anyone can help to confirm it or if its something else. sometimes it will overheat and others it wont. i have been putting coolant in it every couple of days. when it overheats i check and i can see the antifreeze rushing back to the radiator.

i would say probably not the thremostat,most stats when they fail
will stay in the open position.if your adding coolant i would have the system pressure tested,also checking the radiator cap.
you could look around the engine, hoses,& radiator to see if you see
any stains from antifreeze

Good luck
__________________
Live For Today
Yesterday is gone,
Tomorrows are'nt promised.
Reply With Quote