for positioning the liftgate and at least one telescopic strut positioned between the liftgate and an adjacent body structure a controller operates the motor drive so as to place the liftgate in a predetermined position such as a fully closed or fully opened position in the event that a sensor detects unintended movement of the liftgate application_number US 38323406 A description as shown in fig1 vehicle 10 has liftgate 14 which is normally maintained in its fully opened position by means of telescoping struts 18 liftgate 14 and struts 18 are both attached at one end to door opening panel 22 motor drive 26 is interposed between liftgate 14 and a portion of the body 39 s d pillar 28 fig1 also shows a plurality of obstacle sensors 72 which are mounted to the rear portion of vehicle 10 obstacle sensors 72 are used not only to control operation of liftgate 14 but may also be employed as part of a reverse park aid to alert the motorist of obstacles behind vehicle 10 fig2 illustrates the mounting of motor drive 26 to d pillar 28 and to liftgate 14 note that motor drive 26 extends between d pillar 28 and liftgate 14 in much the same manner as telescoping struts 18 illustrated in fig1 fig2 also shows the mounting locations of actuator 24 motor 34 and drive cable 46 fig3 shows various details of motor drive 26.