1997 Cadillac STS car heating up

1997 CADILLAC STS
124,000 MILES • V8 • 4WD • AUTOMATIC
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CHICHI48
  • MEMBER
  • 1 POST
My question is I had my water pump repaired a couple weeks ago ,2 days ago I had to buy more anitfreeze to put in because it was over heating again,I could not believe this , what could be wrong.
Jul 9, 2009 at 4:33 AM
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FACTORYJACK
  • ✓Experienced Mechanic
  • 4,159 POSTS
Quite possibly it wasn't fully diagnosed, and it has an internal concern, like a headgasket. Was the coolant low when you added? Have it pressure tested, and block tested for combustion gases in the cooling system.
Jul 9, 2009 at 3:49 PM
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