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1 of a 100 but the 1st to check . BAD THERMOSTAT

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โˆ™ 2008-10-26 04:43:27
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Q: What would be the cause of the heater not getting hot on a 1988 Sedan Deville?
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Your 1996 sedan deville runs hot and is leaking antifreeze on passenger side floor board what is the cause?

Heater core has failed.

What would cause the heat to stop working and engine to run hot on a 1996 Cadillac deville?

Heater coil

What would cause a 1995 Cadillac sedan deville to not go into reverse or drive pick up?

The DeVille could have low transmission. Or the internal transmission bands or valves could have failed. The transmission will most likely need a rebuild.

How do you find the cause of an '88 Cadillac Deville 4.5L cranking but not starting as if no fuel was getting to it?

Well... mines doing the same thing. 88 sedan deville, 4.5 ltr v8. It turns over but I watch and nothing is coming through the injectors... no fuel. It happens off and on, sometimes it works and sometimes it doesn't. I think it might be the fuel filter but i can't find that thing.

What damage is caused if the check emission system is not repaired on a 1996 Cadillac Sedan deVille?

O2 sensor, and catalytic converter can be ruined. You can also cause internal damage to the engine, depending on what the problem is. Have it repaired.

How do you know if heater core is reason for radiator getting hot?

Since they run in parallel, there's no way that a heater core will cause a radiator to get hot.

What does p0135 mean in obd system diagnostic trouble code for a 1998 deville concourse?

It relates to and O2 sensor heater circuit failure. The ECU measures resistance through the heater wire, and if it breaks it will produce that code. Dirty or corroded contacts can also cause the fault.

What is the gas mileage for a 1967 Cadillac Sedan Deville?

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What would cause a 1996 Dodge ram heater gets warm but when you turn Blower up it goes cold?

If the engine is getting up to normal temp, the heater core might be plugged. Heater core is not plugged and normal operating temp!

Will a leaking heater core cause your car to overheat?

A leaking heater core will cause the engine to overheat because the coolant is leaking out.

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