GM Service Manual Online
For 1990-2009 cars only

Object Number: 82223  Size: SH

The front wheels aim or steer the vehicle.

The rear wheels control the tracking. The tracking action is relative to the following values:

    • The rear wheel toe
    • The thrust angle (2)
        The thrust angle is the path that the rear wheels take.
        The thrust angle should be geometrically aligned with the centerline (1) of the vehicle body.