<strong>Yahoo Message Number: 2018</strong>Just came back from a short trip (700 miles) and this time we made sure the GMC Denali a/c was set for maximum/recycling. Then I ran the a/c for a minute or so as we were setting the 4wd to neutral. <br/>This made sure the air damper motor valves were in the proper mode. <br/>When we arrived and drove the car....no odor of buring rubber inside. I think...