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Severl things it could be if it's overheating raditor may be clog or crack or warp heads then it could be something simple like raditor cap or the thermostat even a simple oil change just have to find and test these things before you rule out what it is.
Low coolant
Cooling fan not working
Radiator plugged or air flow restricted
Defective thermostat
Collapsing radiator hoses
System "airbound"
Defective radiator cap Many things can cause engines to overheat, but it all boils down to two things: lack of coolant because of a leak or lack of proper flow. The most common cause of overheating is a bad thermostat. It could also be caused by a bad water pump not circulating the coolant. If it is leaking coolant there are many hoses and gaskets it could leak from.
What else can I help you with?
What causes the engine overheat light to come on in a 1994 Cadillac eldorado?
The engine is overheating.
What causes a 91 Lexus ls400 to overheat?
Air inside engine
What causes a 1997 Honda Civic to overheat if the heater is not on?
generally if an engine overheats, but then does not overheat when heater is turned on, is a good indication that the engine thermostat is stuck and needs replacing
What causes overheating in a Toyota?
A bad water pump or thermostat can cause an engine to overheat. A plugged (clogged) radiator or heater core may also cause an engine to overheat.
What causes engine to overheat 91 caprice?
The lack of air intake designed to flow into the motor.
What will be the effect in your engine if it overheat?
The engine will overheat and the pistons will seize.
What causes my 1991 s10 to overheat after you have changed the thermostat?
You may have the thermostat in backwards. The spring side of the thermostat faces into the engine.
What causes the temperature to overheat but the engine be cold on a 1989 Toyota pickup?
i asked this question the tempture gage shows it is over heating but the engine is cold to touch
What causes gauges light to come on in a 1988 Chrysler new yorker?
Engine overheat, low oil pressure, or alternator voltage.
What causes the engine to overheat when in 4th gear on a 1991 ford ranger manuel transmission truck?
Look for a loose or worn belt.
What causes wire to overheat in a high voltage circuit Is it unequal potential?
It's the current flowing in a wire that causes it to overheat.
Overheat in a sentence?
There is a warning light which flashes when the engine begins to overheat.
