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1998 Oldsmobile Bravada

Tiny
JIMBO1951
  • MEMBER
  • 1998 OLDSMOBILE BRAVADA
  • 6 CYL
  • AWD
  • AUTOMATIC
  • 185,000 MILES
Over heating. Replaced thermostat. Still overheating. Took out thermostat and ran. Still overheating. Water pump 3yrs old. Radiator 2yrs old. No major leaks visible. No water in oil. Engine clanks alot when starting. White smoke comming out tail pipe. Help!
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Tuesday, December 2nd, 2008 AT 10:08 PM

1 Reply

Tiny
SWILLIAMS
  • MECHANIC
  • 597 POSTS
White smoke out the tailpipe and clanking sounds are not good. Sounds like a blown head gasket and possibly internal engine damage due to hydro-lock. I would run a pressure test and pull the plugs to check for water in a cylinder. Also check for combustion gas in the coolant.
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Sunday, December 14th, 2008 AT 7:38 PM

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