1990 Other Cadillac Models

Tiny
BIGL42
  • MEMBER
  • 1990 CADILLAC
  • V8
  • FWD
  • AUTOMATIC
  • 201,123 MILES
Heater is not hot enough. Takes the heater long time to warm up. Air only flows through defrost vents
Saturday, December 12th, 2009 AT 12:18 PM

1 Reply

Tiny
FACTORYJACK
  • MECHANIC
  • 4,159 POSTS
Check that the thermostat is not stuck open, or not regulating temp properly. The coolant hoses under the hood should get hot to the touch, to the point you have to remove your hand. If you can keep your hand on them, it is not warm enough.
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Sunday, December 13th, 2009 AT 10:59 AM

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