OVERHEATS AFTER DRIVING 10MILES CHANGED THERMOSTAT RAN WITHOUT THERMOSTAT
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1991 Pontiac Sunbird
Answer #1mastertech6371 June 01, 2010, 08:05Master
running without thermostat will cause it to overheat. if you drive it overheating you can bet you have done internal damage to the motor. hard to say what the problem is at this point. take it to a shop and have them check for a clogged radaitor and a leak down test on cylinders.
ReplyKEIT, June 01, 2010, 08:12Rookie
THE FLUILD WOULD FLOW BETTER WITHOUT THERMOSTAT WOUNDNT IT CHANGED WATER TEMP SENSOR RAN WITH AC FOR 20 MINUTES RAN FINE WITHOUT OVERHEATING COULD THAT HAVE BEEN THE PROBLEM