Mechanics

CADILLAC STS HEATER PROBLEM

1992 Cadillac STS • 175,000 miles

The heater is blowing cold air when heater is on
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Guest
October 18, 2012.




Check to make sure hoses are hot going in an dout of heater, if they are then it may bea n actuator on htr box or something in the auto temp control is messed up an dneeds to be looked at. Generic pic inclosed.


Hmac300
Oct 18, 2012.


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