The heater is blowing cold air when heater is on

Tiny
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  • 1992 CADILLAC STS
  • 175,000 MILES

The heater is blowing cold air when heater is on

Thursday, October 18th, 2012 AT 4:25 AM

1 Reply

Tiny
HMAC300
  • EXPERT
  • 45,785 POSTS

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.

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Thursday, October 18th, 2012 AT 1:58 PM

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