OEM 2003 GMC Safari Door Lock Cylinder

2003 GMC Safari Parts Questions & Experts Answers

• Q: How to service and repair the rear door handle and door lock cylinder on 2003 GMC Safari?

  A: Start the repair of the rear door outside tailgate release handle and lock cylinder by first removing the trim panel and access cover and then the water deflector. Detaching the outside handle's control rod requires removing the clip anchor from its hole with prying motion and pushing the clip away from the lever before you can pull out the rod together with the clip. Release start by taking out the outside handle nuts before removing the outside handle and license lamp wires followed by license plate housing bolts and housing removal. Proceed with the door lock shield removal before performing the lock cylinder rod separation step through additional clip removal. Pull out the retainer for the lock cylinder and detach the lock cylinder from its mount. The installation process begins by applying the clip to the lock cylinder before putting in the lock cylinder into the door while using the retainer for security. After installing lock cylinder and control rod using the clip you should proceed by replacing the door lock shield then reinstall the license plate housing. Use 4 n.m (35 lb in) torque settings when securing the license plate housing bolts and license lamp bolts. Mount the clip to the exterior handle before installing the handle onto the door and locking it into place with outside handle nuts torqued to 7 n.m (62 lb in). The final steps involve connecting the outside handle to its control rod through the clip before reinstalling the water deflector and installing the trim panel. Before assembling the device incubate it by applying gm p/n 12346241 lubricant or canadian p/n 10953474 equivalent on the lock case combined with the keyway cylinder.