how can i tell if my heater mode switch is bad?

1997 DODGE RAM
15,800 MILES
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ANNIEJ
  • MEMBER
  • 1 POST
you responded to me when i asked about a/c blower not working. you said the heater mode switch might be bad. how can i tell?
May 4, 2012 at 3:55 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Check for power going in and out in different positions
May 4, 2012 at 4:39 PM
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