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How do I get an air bubble out of the cooling system on a 1993 Ford Thunderbird. 3.8L not s/c

Tiny
ROADRACER101
  • MEMBER
  • 1993 FORD THUNDERBIRD
  • 97,000 MILES
Temp gage goes up and down and the heater fluctuates between hot an cold all of the reading I have done says air in system
Wednesday, November 16th, 2011 AT 8:28 PM

3 Replies

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Did you change the thermostat?
Is the coolant level correct?
Did it overheat prior to this happening?

Roy
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Wednesday, November 16th, 2011 AT 8:31 PM
Tiny
ROADRACER101
  • MEMBER
  • 2 POSTS
Yes new thermostat coolant level is good dont know if it has over heated just bought the car presure test done held at 15psi.
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Wednesday, November 16th, 2011 AT 9:48 PM
Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
You need a leak down test to start to verify the head gaskets are good.
The radiator needs to be checked for being clogged.

Roy
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Wednesday, November 16th, 2011 AT 9:51 PM

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