To replace the trunk/liftgate lock cylinder in the compartment lid at the rear, first, take out the rear compartment lid applique. Then, disconnect the rear compartment lid lock cable from the lock cylinder with a flat bladed tool. Drill out the rivets that hold the lock cylinder in place in the rear compartment lid, then dispose of the lock cylinder and gasket. For install, place the lock cylinder and gasket onto the rear compartment lid, press on the rivets and engage the rear compartment lid lock cable onto the lock cylinder until the retainer tabs are fully seated. Lastly, reinstall the rear compartment lid applique.