Originally Posted by JIMSVX

Mine did that after we bought it in San Diego and drove it home to St. Louis in January. It did it when we were "at altitude", somewhere above 4,000 ft or so in Arizona and New Mexico. It looked like air was trapped in the flap and it was blown up like a balloon, so much so that the magnet wouldn't hold the flap shut. I was ready to "pop" the balloon when we started dropping to lower altitude as we got closer to Texas, and the balloon deflated. Ever since it works fine.

Eric, you need to move out of CO and down to a lower altitude.

- Jim