GM Service Manual Online
For 1990-2009 cars only

Extended Cab

Your vehicle may have a rear access door(s) that allows easier access to the rear area of the extended cab.


Object Number: 1823503  Size: A3

To open a rear access door from the outside, first open the front door. Then, use the handle located on the front edge of the rear access door to open it.

You must fully close a rear access door before you can close the front door.


Object Number: 1823527  Size: A3

To open a rear access door from the inside, the front door must be opened first. Then, use the handle located on the inside of the rear access door to open.

Crew Cabs

If your vehicle is a crew cab, you can open your doors from the inside or outside. Your vehicle may also have a feature which prevents children from opening the rear doors. See Rear Door Security Locks for more information.