Usually when there is no gas in the ac system it will not come on,
check if you have gas in the system, if not you might have a leek that needs to be solved before recharging the system with gas
SOURCE: have a 2007 Equinox. The
if freeon is low in compessor it will also do that. so check amount of freeon in system
SOURCE: have a 2007 Equinox. The
Unfortunately almost all vehicles made in the last 20 years
require a professional scan tool or pc scan tool software,
to look at & if possible actuate various system components
Can not really answer most HVAC questions, as you need
the knowledge,test equip etc, to just start somewhere &
you have to have the vehicle to see what does work
Any home or driveway remedy is gone forever
Unless you have motor vehicles as a hobby & eat & sleep
them, as most people do all the computer toys these days,
your pretty much done.
Unfortunately web sites like this one, have led people down
some road in a world of fuses,relays & other non sense, that
seldom fail or ever fix a thing.
Changing spark plugs & putting things in your gas tank is
not necessary & won't do anything either
I hate to tell you to go to a dealer, but if a local repair shop
has no interest in solving your problems ,you may have to
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