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- - o2 envoy (https://67-72chevytrucks.com/vboard/showthread.php?t=369638)

tecky11

10-31-2009 01:55 AM

o2 envoy

i have a friend of mine that has an 02 GMC envoy that has some strange cooling/heating issues.
both heat and ac come out of the bottom vents only and not the top, the ac system is fully charged. i think that it is the big V6. any ideas would be great!!!

truckdude239

10-31-2009 07:08 AM

Re: o2 envoy

this is a known problem it is probably the actuators that control the blend doors

tecky11

10-31-2009 10:19 AM

Re: o2 envoy

how is this fixed cheap

truckdude239

11-01-2009 09:44 AM

Re: o2 envoy

not no way to fix it cheap as far as i know

tecky11

11-01-2009 10:40 AM

Re: o2 envoy

can i use the same actuators for the blend control doors off of a Blazer and save some green?, and where are the actuators loacted?

truckdude239

11-01-2009 01:13 PM

Re: o2 envoy

as to take i have no idea as i dont normally do that kind fo work hopefully someone will step in and know

tecky11

11-03-2009 04:18 PM

Re: o2 envoy

any one know how to get this known issue fixed so he can have heat this winter???? any parts that will interchange with one another?

truckdude239

11-03-2009 07:23 PM

Re: o2 envoy

call the Chevy dealer and ask they will let you know

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