2003 Mercury Sable Heater Air Stop Working You Turn On Line Getting Cold Engine

2003 MERCURY SABLE
201,000 MILES
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TBABY4
  • MEMBER
  • 1 POST
my heater and air stop working but you can turn the air on and you can see the line getting cold on engine but it doesn't come out inside.The heater doesn't come on at all inside.Could it be the heater switch or relay
Nov 15, 2012 at 1:53 AM
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DRCRANKNWRENCH1
  • ✓ASE Certified Mechanic
  • 3,435 POSTS
  • ASE Certified Mechanic
Attached is a walk through diagnostic for your situation. Just use the link below to get to it;

http://www.2carpros.com/articles/car-heater-not-working
Nov 15, 2012 at 2:08 AM
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