Passenger side has heat; driver side doesn't. What might the problem be?
Independent controls for each side check the control unit for the drivers side. If its set to the same temp as the passengers side I would suspect the servo motor that controls the temp blend door is bad.
Hello Deyoung, I am sorry to hear you're having this issue with your heat and air. If you would like to private message me your VIN, I would be glad to research to see if there are any recalls or special bulletins related to the issue that you're experiencing with your heat and air in your vehicle. If so, please send an email to Attn: Vanessa in the subject line at email@example.com. I look forward to your reply. Vanessa GM Customer Service
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