Originally Posted by Mike

yes, the 350 and 370 both have this feature programmed in that says if you are braking, there is no reason you should also be accelerating, so it won't let the throttle open more than 15% if the brakes are applied. With the switch sending the signal that the brakes are on, it was restricting the throttles.

Anyone that drag races these with slicks knows they have to pull the abs fuse to power brake it and do a burn out. Try it sometime without doing that, the car won't do it.