missing

1998 PONTIAC FIREBIRD
128,000 MILES
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JOEIVORY
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  • 2 POSTS
Changed thermastat bleed coolant line know have a bad miss do u t
hink something got wet? Was not missing at first
Apr 28, 2013 at 12:15 PM
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ASEMASTER6371
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i am going to assume it overheated and thats why you changed the thermostat.

you may hvae damaged the head gasket if that is the case

if not, check all ignition wires for dampness and arcing

roy
Apr 28, 2013 at 12:23 PM
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JOEIVORY
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Oil and water not mixing. Wasn't missing when pulled in shop after I changed thermostat then started missing.
Apr 28, 2013 at 12:33 PM
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ASEMASTER6371
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oil and water do not have to mix for blown head gasket..have a compression test and leak down test done to check the cylinders

roy
Apr 28, 2013 at 12:36 PM