Door Lock Actuator Gear Kit for BMW 3 Series E90 E91 E92 E93
Restore seamless door latch operation with this precision-engineered Door Lock Actuator Gear Kit designed specifically for BMW E90, E91, E92, and E93 platforms. Over time, the internal plastic gears within central locking actuators wear down or strip, leaving drivers unable to open doors electronically or manually. This repair kit replaces those failed components directly inside your existing actuator housing, eliminating the need for costly dealer replacement units and restoring factory-level locking responsiveness across your entire fleet.
Benefits & Maintenance Tips
- Apply a thin layer of petroleum-free grease to the white and black polymer teeth before assembly to reduce friction during daily temperature fluctuations.
- Verify consistent engagement on both driver and passenger sides before reconnecting electrical harnesses to ensure the new gears sit flush within the actuator housing.
- If the remote key fob shows weak reception, inspect these gears first; mechanical failure often mimics electronic signal loss across older chassis models.
Product Specifications
- Placement on Vehicle: Left door and right door central locking actuators
- Component Colors: White and black engineered polymer gears
- Chemical Profile: Formulated without high-concern hazardous substances
- Manufacturing Origin: Mainland China
Package Includes
- 1 x Left side door lock actuator repair gear kit
- 1 x Right side door lock actuator repair gear kit
Installation Reminders
- Disconnect the negative battery terminal before removing door panels to prevent electrical shorts while accessing the central locking mechanism.
- Guide the new gear shafts into place without forcing them to preserve the original alignment tolerances of the locking motor.
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