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Overheating on a 1994 3.1 Corsica


rds500
01-10-2005, 09:24 AM
I have a 1994 3.1 corscia what seems to be an overheating problem (at least that is what the gauage shows). I have change antifeeze and thermostat everyyear. I have replace radiator one year ago. The temp gauage goes to hot even while the engine is cold. Coolant level is correct, all seems to be fine. I drive a couple of blocks and the guage goes over to hot and I know the engine has not had time to heat up. Mileage is 146,000. Not sure what is going on here. Any help would be appreciated. Thanks

planedude
01-10-2005, 04:10 PM
sounds like air, or a bad heater core....

jsgold
01-10-2005, 09:21 PM
My son's 94 Beretta (same engine) always showed hotter than I thought it should (ran between 1/2 - 3/4 a lot of the time and I have seen others here complaining about the same thing. I would try and borrow a scan tool to check the actual temperature the sensor is showing first. Perhaps even replace the sensor (not much money). I remember that my 91 showed a higher temp than I thought it should when it was still only around 5-6 years old. When I had it serviced for another problem I mentioned to the tech and they actually replaced part of my wiring(no charge) and has showed normal (1/4-1/3) ever since. Perhaps there was some kind of recall??? I suspect the sensor is not right, but you need an actual measurement somehow. Should be 195 deg to maybe 210 or so.

brass_monkey93
01-11-2005, 09:02 PM
My 94 Corsica was doing the same thing the past two weeks. I did everything you did and it would still go up to the red line after driving about 2 miles. I finally took it in to the shop yesterday and they said that the gauge must be wrong because everything was working as it should be. I suggest that you take in to a shop to get it checked. Hopefully there is nothing wrong with yours, as there was nothing wrong with mine

rds500
01-12-2005, 12:00 PM
Thank you to everyone who responded. This is what I found. There is no radiator cap, just the reserve take with a cap. You can not really tell how much anti-freeze is in the radiator by checking the reserve tank. I filled the tank-drove 15 miles, let cool-checked and the tank was showing low. I eventually added 1 1/2 gallons of coolant. Don't know where it is going. Not leaking, and no white smoke from the exhaust. I do know now, that it was low on coolant. Anyone have any ideas on where my coolant is going. The oil is fine when I change it. It looks good. The valve cover does have a little milky residue around the opening where the oil is added. (Might be a intake gasket?)Thanks to all who have replied to try and help me.

brenda3
01-16-2005, 03:00 PM
93 corsica overheating and leaking antifreeze. leaking from what looks like a pressure valve by the firewall on the end of hose coming from smog control

planedude
01-16-2005, 07:10 PM
brenda3 are u asking a question or making a statement?

brenda3
01-16-2005, 07:12 PM
question

planedude
01-16-2005, 07:45 PM
what is the question. what size engine. more details would be great

brass_monkey93
01-24-2005, 12:06 PM
even though this thread has been all but dead for the past week I thought i would tell you what they finally figured out what was wrong with my car-intake leak. Pretty major job but not as bad as if it would have been a head gasket

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