Yep, it's to un-dim the mirror at night so you can see where you're backing up.
Your mirror doesn't have temp... I don't think any of the Auroras do, do they?
__________________
Cliff Scott
2004 Alero GX w/sport pkg - Sold, living somewhere in WI now.
2011 Saab 9-5 Turbo4 M6
2004 Corvette Convertible M6
1994 Chevy Beretta - Quad4/M5
|