87 gn, all in the same day trans was not down shifting properly. had this problem before . put new tcc sol. still same prob. and on that test drive my power to brakes went out . fuse ok and there is power to pump and pressure switch . so is brake switch going bad causing these two diff. problems. because i thought the tcc sol goes thru brake switch. has anyone had a similar problem and is the brake switch the one under cruise switch with a 3 prong and 2 prong conns black and whitish yellow gm part #25523463 could it be mis adj.?
thanks in advance
Dave
thanks in advance
Dave
