the ignition lock cylinder is located on the upper right side of the steering column.the ignition switch is inaccessable unless the steering column is lowered.so the column must be lowered carefully and supported to prevent damage. remove lock cylinder-(note:pull actuating rod for switch up until a solid stop is felt,then push it down one detent to lock position) remove two switch screws and assembly.when replacing switch make sure switch and lock are in lock posistion.