2003 Buick Regal cooling system

210,000 MILES • 4.3L • V6 • FWD • AUTOMATIC
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SCYOCOM
  • MEMBER
  • 3 POSTS
not overheating but temperature fluxuating.
Apr 8, 2014 at 1:36 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Try checking the thermostat-start here
Apr 8, 2014 at 2:21 PM
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SCYOCOM
  • MEMBER
  • 3 POSTS
Have you heard of an air pocket in the coolant system?
Apr 8, 2014 at 2:49 PM
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SCYOCOM
  • MEMBER
  • 3 POSTS
Thank you.
Apr 8, 2014 at 2:52 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Could be air in the system needing to be bleed out-who knows-try bleeding it and see what happens
Apr 8, 2014 at 6:24 PM
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