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.
Fix Bolt On New Part (M3 Base, M3 Competition, M3 Competition M xDrive, M3 CS)
Single ball/double ball (version 1):
Grind off any residues of the single ball (1), if applicable
Drill hole with diameter 7 mm
Set blind rivet nut (1)
Screw in single ball with thread until a height of 5 mm (double ball 10 mm) is reached
Single ball/double ball (version 2):
Grind off any residues of the single ball (1), if applicable
Clean area with solvent cleaner R1
Clean bonding surface of repair element single ball (1) with solvent cleaner R1
Bond repair element optionally with adhesive K1, K5 or window pane adhesive at the same position
Coarse threaded bolt (version 1):
Grind off any residues of the coarse threaded bolt (1), if applicable
Spot weld coarse threaded bolt to same position
Coarse threaded bolt (version 2):
Grind off any residues of the coarse threaded bolt (1), if applicable
Drill hole with diameter 7 mm
Set blind rivet coarse threaded bolt using riveting pliers
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.