Possible Button Functions
Posted in Exhaust and Mufflers | Asked on Jul 31, 2010I have a 2000 gmc 6.5 detriot diesel. Dual stack exhaust and air intake added. Theres an on/off switch and a red button right next to it. What could these do? (im considering buying the truck)





There are One Answer
They could be anything…
Ask the seller!