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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15201
Experience:  GM Grand Master Technician 2007. 14 years experience.
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Chevrolet Trailblazer LT: just bought a 2002 trailblazer

Customer Question

Hello just bought a 2002 trailblazer had a friend at local repair shop look at the air conditioning we sucked everything out of it and recharged it sitting there in the shop it worked fine besides the right side blew a little colder than the other turned the vehicle off closed the hood got back in to back it out of the shop and the air wasn't working compressed wasn't locked up waited moved compressed by hand started it back up messed around with it got it to come back on left there got a mile or so down the road stopped working again thought it was the main control panel changed it same thing works when it wants to for about 20 minutes then stops blowing cold air haven't been able to find anyone who has figured this out yet but a lot of people who have the same problem any ideas
Submitted: 2 years ago.
Category: Chevy
Expert:  Gary replied 2 years ago.
when the compressor is not on when the ac is turned on if you unplug the low/cycling switch off the accumulator and jump the connector with a paper clip or small wire will the compressor turn on ?
Customer: replied 2 years ago.


Expert:  Gary replied 2 years ago.
and your sure its 100 % full of R134 ?
and codes in the computer ?
Customer: replied 2 years ago.

Yeah positive it's full and no codes