Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
67 31 500 Removing And Installing/Replacing Drive Unit For Longitudinal Seat Adjustment
Unclip trim in upper rail at front (1) in direction of arrow and remove.
Unclip outer trim on upper rail (1) at front in direction of arrow and feed out towards rear.
Version Up To 03/2003:
Cut through cable tie (1).
Disconnect plug connection (2).
Unscrew nuts (1). If necessary, grip screws and remove from drive unit for longitudinal seat adjustment (2).
Lever drive unit for longitudinal seat adjustment (1) with rubber grommet (2) upwards out of guide (3).
Disconnect both drive shafts (4) from drive unit for longitudinal seat adjustment (1).
Installation:
Make sure rubber grommet (2) is correctly seated in guide (3).
Make sure both drive shafts (4) are correctly seated.
Build Date From 03/2003:
Disconnect plug connections (1).
Release expander rivets (2), replace if necessary.
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.