1999 GMC Sierra 1500 Pickup Owner's Manual - Page 200

Your D r i v m and the Road. - Off-Road Recovery Youmay find. sometime that your right wheels have dropped off the edge of a road onto the shoulder while you're driving. If the level of the shoulder is only slightly below the pavement, recovery off theacceleratorandthen, if thereisnothingin shouldbefairlyeasy.Ease of thepavement.You the way,steer 'so that your vehicle straddles the edge 1/4 turn until the right front tire contacts canturnthesteeringwheelupto thepavementedge.Thenturnyoursteeringwheel to gostraightdownthe roadway. AM428003 If the shoulder appears to be about four inches (100 mm)ormorebelowthe pavement, this difference can .cause problems. If there is not enough room to pull entirely onto the shoulder and stop, then follow the same procedures. But if the right front tire scrubs against the side of the pavement, do NOT steer moresharply.With too much steering angle, the vehicle may jump back onto the road with so much steering input that it crosses over .into the oncoming traffic before you can bring it back under control. Instead,easeoffagainontheacceleratorandsteeringinput,straddlethe pavementoncemore,then try again. Passing The driver of a vehicle about to pass another on a two-lane highway waits for just the right moment, accelerates, moves around the vehicle ahead, then A simplemaneuver? goesbackintotherightlaneagain.