2005 Chevrolet Optra Sir Coolant Boiling Car Overheating Sometimes Overheat

2005 CHEVROLET OPTRA
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ROCHJOHN19
  • MEMBER
  • 14 POSTS
sir my coolant boiling, but my car is not overheating..

but sometimes overheat because my reservoir empty.. it leaks ang overflow the reservoir cap because of high pressure and boiling..
Oct 27, 2012 at 8:24 AM
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CARADIODOC
  • ✓Experienced Mechanic
  • 34,407 POSTS
If it's just bubbling, that's a sign of a leaking head gasket. The clue is the bubbling coolant in the reservoir is not hot or steaming.
Oct 27, 2012 at 12:22 PM
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SREEJITH SN
  • MEMBER
  • 1 POST
Change Overflow reservoir cap will rectify your overheating problem.
Dec 22, 2019 at 10:07 PM
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