5927. Wiper motor nut. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the Glow Plug Control Module. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the Park Assist Camera. Back Glass Wiper Motor Nut. Bumper Cover Reinforcement Nut. Engine Control Module Nut. Hood Latch Striker Plate Nut. Nut to secure bumper cover.