99 Voyager whats causing rear-end noise

Question

i don't think its brakes because it does it while driving not stopping its a growling and sometimes whine

Answer 1

probably a wheel bearing on it going bad,those was popular for going out on those vans,you can jack it up and rotate the wheel ands see if it has any free play in it or has a tight spot in it,its usually the bearings in those that give the most problems,good luck.

Answer 2

Check your wheel bearings. Also check your tire for uneven tread.