You may have the thermostat in backwards. The spring side of the thermostat faces into the engine.
Stuck thermostat, clogged radiator.
A 1991 Subaru Impreza might overheat because of a leaking cooling system or because of a damaged thermostat. You might also have a damaged or leaking radiator or a cooling fan that is not working.
The thermostat is just under the throttle assembly at the front of the engine. You will need to remove a black plastic shield in order to access it. Is it difficult to remove and replace? Should that job cost $100? Would a failing thermostat cause the radiator to crack,leak and overheat on my 1991 Acura?
Look for a loose or worn belt.
yes Yes, It will causes it to overheat. It can also crack the heads. The way to know for sure if the head gasket is gone is if there is water in your oil. And yes it will overheat!! may want to check your intake gasket. This also causes water in you oil and can make one over heat.
You can find the 1991 Dodge Shadow thermostat in the thermostat housing. The thermostat housing will be on the front of the engine.
The thermostat on a 1991 Buick Skylark is located near the engine. To find the thermostat, follow the top radiator hose directly to the thermostat.
look at you thermostat sticking that happened to me in my 79 chev or check for plugs in rad
cracked head, or leaking head gasket, or cracked block
changing the thermostat in a 1991 geo metro 1.3 liter
The thermostat is in the radiator. Open the radiator lid and pull the thermostat out.
Replace thermostat on 91 ford eacort