This topic wasn’t addressed in other fog-related discussions, so here goes. My windshield and my back window have lately been fogging up excessively, meaning more than other car’s windows in my parking lot. Were talking in the morning or evening here, not while I am driving, but after it sits…

Windows fogging up, for no reason

lars46 February 10, 2008, 12:51am 3

You already stated the key. The AC compressor is not working. You need it to be working in order to dehumidify the air and remove moisture from the interior.