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

1997 DODGE RAM
15,800 MILES
Avatar
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 10:55 PM
Advertisement
Avatar
RASMATAZ
  • CERTIFIED EXPERT
  • 75,992 POSTS
Check for power going in and out in different positions
May 4, 2012 at 11:39 PM