Retractable Hard Top (RHT) Is Not Stacking Properly
BMW technical service bulletin 540412 for 2011-2013 BMW 328I, 2011-2013 BMW 335I and 2008-2013 BMW M3 and others.
- Bulletin number
- 540412
- Component
- Structure
- Summary
- Retractable Hard Top (RHT) Is Not Stacking Properly - Frame Bent. The RHT frame is bent or twisted and cannot be operated in either direction, or the roof shells are not stacking properly. The hydraulic roof cylinders operate out of sequence causing the frame to twist.
Owners of these vehicles have filed 29 complaints in the body category.
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