the locking pin 46 out of engagement with the hinge mount 32 to permit pivoting of the trunk lid 14 as shown in fig3 a and 3b in an embodiment the locking pin second end 43 is adapted to ride against the hinge mount second end 34 and be urged to the engaged position when the flange 36 is pivoted back towards parallel orientation with the hinge mount 32 and is urged into the locking aperture 45 when returned to the first position fig6 b is a side view of a locking element 46 comprising a solenoid 50 including an actuator pin 52 in accordance with an embodiment of the present invention the actuator pin 52 has an engagement end 54 the solenoid 50 is adapted with the activation of an electrical switch to release the actuator pin 52 from engagement with the hinge mount 32 when in the disengaged position and the engagement end 54 extends from the bracket 35 a predetermined distance when in the engaged position in assembly the trunk lid 14 is removed from the hinge arm 20 the mounting bracket 35 is coupled to the trunk lid 14 with suitable fasteners coupling the flange 36 to the trunk lid 14 the hinge mount 32 is slidably inserted into the stock hinge arm 20 at the trunk.