One problem related to speed control cable has been reported for the 1997 Jeep Grand Cherokee. The most recently reported issues are listed below.
Vehicle was going 65mph on expressway and cruise control came on involuntarily. Consumer tried to stop vehicle by applying brakes manually to disengage cruise control switch, and turn on/off switch to decrease or increase cruise control speed, however engine continued to accelerate. Consumer stopped vehicle by shifting to park. Brakes were used up completely trying to stop vehicle, also emergency brake cord was severed due to brakes burning out. Dagnosis of the problem was that cruise control cable got caught on outer plastic line cover of another wire. Dealer notified. The dealer rplaced a cracked serpentine belt.