2003 Cadillac Escalade Heater Blows Cold Turns Hot Back Cold

2003 CADILLAC ESCALADE
120,000 MILES
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ANONYMOUS
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  • 1 POST
my heater blows cold turns hot then goes back to cold, what can I do?
Dec 18, 2012 at 4:14 PM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,248 POSTS
Check the blend air door to make sure it is working properly. Also, make sure the engine is running at a normal operating temp and the coolant is full.
Dec 18, 2012 at 6:04 PM
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