Overheating

2001 BUICK CENTURY
137,000 MILES • 3.1L • 6 CYL • FWD • AUTOMATIC
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GREASE MONKEY02
  • MEMBER
  • 3 POSTS
Replaced coolant pump, replaced the thermostat, did not work. replaced head gasket and now stuck on the road because it will not stop over heating. drove it for thirty miles after the head gasket was changed. radiator looks fine. anybody have a clue? I checked cylinders they look fine.
Oct 2, 2017 at 4:29 AM
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STRAILER
  • ✓Experienced Mechanic
  • 55,721 POSTS
It sounds like the radiator cooling fan are not coming on. Can you hear them working when the engine is over heating?

Here are some guides that can help:

https://www.2carpros.com/articles/engine-overheating-or-running-hot

and

https://www.2carpros.com/articles/replace-electric-fan-motor

Please let us know what happens so we can keep helping you.

Cheers, Ken
Oct 2, 2017 at 4:57 AM
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GREASE MONKEY02
  • MEMBER
  • 3 POSTS
Cooling fans do kick on.
Oct 2, 2017 at 6:49 AM
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SATURNTECH9
  • ✓Experienced Mechanic
  • 30,869 POSTS
When it's up to operating temp are both upper and lower radiator hoses too hot to touch?With the fans on are they blowing out hot air?
Oct 2, 2017 at 2:22 PM
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GREASE MONKEY02
  • MEMBER
  • 3 POSTS
Yea and both are hard like the system is over pressured put a new cap on did nothing to get rid of pressure on them
Oct 3, 2017 at 9:03 AM
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STRAILER
  • ✓Experienced Mechanic
  • 55,721 POSTS
It sounds like you still may have exhaust gases getting into the cooling system. Lets try this test to confirm the problem.

https://www.2carpros.com/articles/head-gasket-blown-test

Please let us know what you find.

Cheers, Ken

Oct 4, 2017 at 4:55 AM
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