Setback applies to both the front and the rear wheels.Setback is the amount that one wheel may be aligned behind theother wheel. Setback may be the result of a road hazard or acollision. The first clue is a caster difference from side-to-sideof more than 1-degree.
Navigation
OnStar navigation requires a
specific OnStar service plan.
Press to receive Turn-by-Turn
directions or have them sent to the
vehicle's navigation screen,
if equipped.
Turn-by-Turn Navigation
Press to connect to
an
Advisor.
Request directions to be
downloaded to the ...