you need to know for sure what the problem is before fixing it, knowing a good mechanic that can run a computer diagnostic on it first.
(ODBII computer error codes) and these codes would be the best thing to do first if they are any error codes to read. Sometimes the wheel bearings can go bad, which "might" make the computer think something is wrong........... so knowing someone skilled at diagnosing these issues would be best since the codes returned might not tell the entire story. Could be a wheel speed sensor. Might be something more expensive thou.......