Buy OEM 2004 GENERAL MOTORS Part # 15298924 (88937321). Door Lock Cylinder. 2003-07. All Models. Door Lock Cylinder - Repair or Replace If your keys don't turn in your door, you might need to

Cylinder. Lock.
A Lock Cylinder to Lock the vehicle's side hinged door(s). and Amplifier; keys. rod. Door.

Door Lock Cylinder

2003-07. All Models.
Door Lock Cylinder - Repair or Replace
If your keys don't turn in your door, you might need to replace the door lock cylinder in your 2004 .