1997 GMC Suburban Owner's Manual - Page 84

Panel Doors To open the rearpanel doors, you must open the passenger's side door first. If the door is locked,insert your door key in the lock and turn it counterclockwise to unlock it. Then, hold the strap at the white mark, pull the strap toward you and open the door all the way. To open the passenger's side door, pull up on the handle and pull the door open. To open the driver's side door, first open the passenger's side door. Then, pull the handle the left door edge out on and pull the door open. The rear doorshave a check assembly to keep them from fully opening during normal use. To fully open either rear door, you must release the check strap. To release thecheck strap just: 1. Open the door partway until the white mark on the check strap is fully outside the door edge. the end If of the strap catchesthe pin on the door, the door is open too far. To re-engage the door check strap, just close door the and the strap will catch the pin, To close the doors, closethe driver's sidedoor first. After securely closing thedoor, close the passenger's side door. Make sure both doors are latched securely. To lock the rear doors from outside the vehicle, put your key in the lock and turn it clockwise. If you have power door locks, you can lock the side doorsas well as the rear doors from inside the vehicle. For more information, see "Power Door Locks" in this section. 2-10