Head gasket? Low coolant level? Water pump not circulating coolant? Thermostat not opening? Radiator plugged or restricted?
where is the coolant temperature sensor located in a 1999 cadillac seville sls?
The coolant temperature sensor in a 1998 Cadillac Seville STS is in the engine compartment. It is located on the intake manifold.
Left front of motor in manifold.
There are a couple of reasons why a 1996 Cadillac Seville SLS may overheat. The coolant may be low or the thermostat needs to be replaced.
It is located under the coolant reservoir. You can't just replace the sensor. The whole coolant reservoir must be replace. It's a simply 10 minute job.
Blown head gasket is a distinct possibility, unless you just flushed and changed the coolant. In that case it is trapped air escaping.
If you are looking under your hood. Coolant goes in reservoir at top right near stearing wheel
bottom right corner of the radiator, it will be accessed through a hole under the bumper frame.
Low coolant. If the coolant is low then the heater core is not able to transfer heat in to the car.
Don't! Most cars have a reservoir for radiator coolant ... add liquid to the reservoir. Opening the radiator cap introduces air into the sealed system ... you don't want air bubbles in the cooling system.
dexcool its a gm product but you can purchase it from any shopping centre like partsource or can.tire
take it to a dealer or a junk yard that does repairs