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2008 Chevrolet HHR LS 2.2L blend door VIN: 3GNDA13D78
The customer and I discussed their options. One, take it dealer to see if a Tech2 would recalibrate, or try a used control head. Customer agreed to a used control head. Installed a used control. The head swept the doors fully, and the A/C was still very cold a...
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