2005 Chevrolet Blazer Door Lock Cylinder

You need to install the new bushings and position the door on the hinges, the Door Hinge roller pins, the C-clips that retain the door hinge roller pins, and the door hinge spring, and lubricate the hinge roller pins using multi-purpose lubricant Superlube (GM P/N 12346241) or equivalent.

You need to disconnect the battery negative cable, remove the Door Jamb Switch, and disconnect the electrical connector.

You need to install the lock actuator to the latch, the latch assembly to the door, the fasteners that retain the latch assembly to the door, connect the power actuator wiring connector, and install the outside door handle rod and outside lock rod to the latch assembly, install the inside door handle rod and inside door lock rod to the latch assembly, then install the water deflector and the door trim panel.