2003 Buick Century WATER AND OIL MIXING

Tiny
RICKERLTD1
  • MEMBER
  • 2003 BUICK CENTURY
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 95,000 MILES
I HAVE WATER IN THE OIL AND OIL IN THE WATER
ENGINE RUNS OK
HOW MANY PLACES CAN THIS MIX?
I HAVE NOT CHECKER COMPRESSION, AND WAS TOLD IT COULD BE FROM THE WATER PUMP HOUSING.
Saturday, September 11th, 2010 AT 6:34 PM

1 Reply

Tiny
BILLYMAC
  • MECHANIC
  • 2,204 POSTS
Hi the most likely suspect is the plastic plantum I have found this many times on this engine.
Remove the plantum remove the throttle bore hold up in air shine light through and you will see a hole

when you remove the plantum there will be coolant underneith on the intake if this is the prob
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Saturday, September 11th, 2010 AT 9:41 PM

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