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My 98 Grand Prix over heats

Tiny
ROONEY627
  • MEMBER
  • 1998 PONTIAC GRAND PRIX
  • 158,882 MILES
I have a 98 grand prix that over heats i've put 2 jugs of anti freeze in it and 2 jugs of water as well and it still has n luck, any ideas? I replaced the thermostat and radiator cap(because I lost the one that was on there)
Tuesday, July 17th, 2012 AT 5:24 PM

7 Replies

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Get a pressure test to find the elak. There are way too many places for leaking and for us to guess. Hope you did not blow a head gasket from the overheating

Roy
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Tuesday, July 17th, 2012 AT 5:26 PM
Tiny
ROONEY627
  • MEMBER
  • 8 POSTS
Well, im not sure if its the head gasket because there isnt water or antifreeze in my oil.
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Tuesday, July 17th, 2012 AT 5:31 PM
Tiny
ROONEY627
  • MEMBER
  • 8 POSTS
Could it be the heater core, the heater doesnt work in the car.
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Tuesday, July 17th, 2012 AT 5:34 PM
Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Is there coolant on the floor in the car?

Roy
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Tuesday, July 17th, 2012 AT 6:04 PM
Tiny
ROONEY627
  • MEMBER
  • 8 POSTS
No, it's bone dry
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Tuesday, July 17th, 2012 AT 6:16 PM
Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Get a pressure test to start

Roy
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Tuesday, July 17th, 2012 AT 6:52 PM
Tiny
ROONEY627
  • MEMBER
  • 8 POSTS
Ive put another jug of water into the system and its not leaking out but it's not staying cool. The thermostat I bought isn't opening up when its supposed to either, im thnking of just buying another thermostat and seeing where to go from there
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Tuesday, July 17th, 2012 AT 11:10 PM

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