Hi can anyone help me with my problem 2005 Monte Carlo ss supercharged rear window defogger grid on back window good,pulled rear panel there's is no module just mail and female connector for Antana green and white wire with a resistor between the 2 ,white wire has 12 v green nothing replaced 30 amp fuse on back of fuse box on pass side as well as relay, I have 12 v on top right side 6v on bottom right 6 v on bottom left and no voltage on top left with switch on don't have owners manual and haven't found anything as far as wire diagram to help 60amp fuse under hood good called dealer was told switch also turns on defogger for outside mirrors they work as well as radio just not rear defogger