How much steer gearbox lash is there supposed to be? on 2004 Chevrolet Express 2500

At 40-50 MPH the steering wheel shakes bad and all steer linkage is tight

by in Oshkosh, WI on February 13, 2013
2 answers
ANSWER by , February 13, 2013
maybe there is something else loose
ANSWER by , February 13, 2013
Try balancing the tires and having the best two put on front.