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AC/HEATER FAN SWITCH


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geojo
User

Aug 24, 2011, 5:38 AM

Post #1 of 6 (3036 views)
AC/HEATER FAN SWITCH Sign In

2003 GMC ENVOY XL 4.2L 6 CYL. ENG. SLE MODEL
AC / HEATER SWITCH DOES NOT WORK ON 1ST & 2ND SPEEDS 3,4, & 5 WORK FINE.
I NEED TO KNOW HOW TO REMOVE THE PLASTIC MOLDING ON DASH PANEL SO I CAN REMOVE SWITCH.
george warzynski


Hammer Time
Ultimate Carjunky / Moderator
Hammer Time profile image

Aug 24, 2011, 6:21 AM

Post #2 of 6 (3028 views)
Re: AC/HEATER FAN SWITCH Sign In

The problem is likely not the switch. It's more common to be a bad blower resister.



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geojo
User

Aug 26, 2011, 5:37 AM

Post #3 of 6 (3004 views)
Re: AC/HEATER FAN SWITCH Sign In

thanks will check it out let u know
george warzynski


Tom Greenleaf
Ultimate Carjunky / Moderator
Tom Greenleaf profile image

Aug 26, 2011, 9:23 AM

Post #4 of 6 (2996 views)
Re: AC/HEATER FAN SWITCH Sign In

Google the cost of the resistor which is likely as HT said and shouldn't be big bucks. Like a dimmer switch for home use basically. How to test it? IDK,

T



geojo
User

Aug 27, 2011, 5:07 AM

Post #5 of 6 (2981 views)
Re: AC/HEATER FAN SWITCH Sign In

blower fan resistor cost about $35. Will remove old and try to have it tested? Will post findings. Thanks
george warzynski


geojo
User

Aug 28, 2011, 1:40 PM

Post #6 of 6 (2968 views)
Re: AC/HEATER FAN SWITCH Sign In

Changed resistor everything works fine. THANKS EVERYONE!!
george warzynski






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