One problem related to brake drum has been reported for the 1996 Oldsmobile Bravada. The most recently reported issues are listed below.
Brake pedal is extremely hard to press, it goes low to the floor and causes extended stopping distance. Problem gets better when they put new pads on. Then 5,000 to 8,000 miles it happens all over again. Mechanic found rotors to be hard they were removed and cleaned and readjusted and also cleaned rear drums, also consumer states a light was on, oxygen sensor was replaced.