Engine Overheats after driving 8-10 Miles. New T-stat, readiator. Excellent flow thrugh engine and radiator. Compression 175. Coolant system test holds 16 PSI 24 hrs. No water leaks or water in oil. No exhaust in coolant. Heater does not blow hot air when engine is hot? No air in system. What can be the problem? Thanks for any suggestion that will help pinpoint problem. help me correct the problem
Engine overheats on 2002 Oldsmobile Intrigue
by oldfogey in Tucson, AZ on May 25, 2010
1 answer 4 comments
ANSWER by mastertech6371 on May 25, 2010
i wold be looking at a water pump. could be a circulation issue. Roy
I forgot to mention new water pump installed. Thanks!
with no heat it is either an air block or your new thermostat is bad. make sure you bleed the system well. there are 2 bleeder screws you need to use. Roy
Thanks Roy: I located one bleeder screw, upper left radiator, where is the other one? Thanks again Glen
above the water pump toward the front of the motor. there is a heater hose attached to the fitting. the bleeder is a 7mm bolt that you just loosen up and let air escape until coolant comes out. Roy
Overheating of the engine may cause the cylinder head to expand, severely straining the head bolts and damaging the threads in the engine block. This commonly results in a blown head gasket. Our te...
The water pump may develop a coolant leak resulting in an engine overheating condition.
If I sit and idle the car will overheat but when I drive it comes back down to the correct temperature. I can also hear a repetitive clack sound (about a clack a second). I was told it didn't sound...
i just changed the thermestat and its still getting hot and now is squilling real bad.