1999 Pontiac Grand Am over heat

1999 PONTIAC GRAND AM
140,000 MILES • 6 CYL • FWD • AUTOMATIC
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MAWPD31
  • MEMBER
  • 3 POSTS
water shoots out the top of the overflow bottle when starting and running
Aug 8, 2009 at 10:25 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,246 POSTS
Does this happen all of the time, even when cold?
Aug 8, 2009 at 1:50 PM
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MAWPD31
  • MEMBER
  • 3 POSTS
when cold as i am starting it, the back pressure sprays it all over the engine compartment
Aug 9, 2009 at 9:48 AM
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