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.
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HOMESERVICE MANUALSBMW2009550I STANDARD, GS653BZREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 3156 (MAINTENANCE AND GENERAL INFORMATION - TIGHTENING TORQUES)
2009 BMW 550i Standard, GS653BZ
Section 3156 (Maintenance And General Information - Tightening Torques)
2009 BMW 550i Standard, GS653BZSECTION Section 3156 (Maintenance And General Information - Tightening Torques)
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2016 BMW 760Li, 2015 BMW 760Li, 2014 BMW 760Li, 2013 BMW 760Li, and 2012 BMW 760Li. However, it is still accessible from the selected car via links, so may be relevant.
- Excerpt From Company Standard BMW GS 90003-2
- M10 And M10 X 1 - Maximum Tightening Torques Acc. To BMW GS 90003-2
- M12 And M12X1.5 - Maximum Tightening Torques Acc. To BMW GS 90003-2
- M14 And M14X1.5 - Maximum Tightening Torques Acc. To BMW GS 90003-2
- M16 And M16X1.5 - Maximum Tightening Torques Acc. To BMW GS 90003-2
- M18 And M18X1.5 - Maximum Tightening Torques Acc. To BMW GS 90003-2
- M4 And M5 - Maximum Tightening Torques Acc. To BMW GS 90003-2
- M6 And M7 - Maximum Tightening Torques Acc. To BMW GS 90003-2
- M8 And M8 X 1 - Maximum Tightening Torques Acc. To BMW GS 90003-2
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.