Mine was in recirculation mode. I always use A/C in recirc mode. The A/C works okay, it just doesn't get super cold is all. It may be that huge windshield radiates too much heat. My truck has a much smaller windshield and at much different angle to the sun.
Truck windshield: |_
G6 windshield: /_
1 - 2 of 2 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.