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RecallGazette

Vehicle problems, recalls & safety intelligence

Mercedes-Benz S 580 2021–2025technical service bulletin

Bulletin LI27.60-P-080169 · NHTSA communication 11028732 · issued Feb 11, 2026

Technical service bulletin
communication type
Power Train
component
2021–2025
model years
11
vehicle entries

Official summary

Complaint Complaints of a harsh 3to4 upshift Cause Lost torque adaptation values and negative fill times of clutch K27. Remedy Short-term measure: Note: All steps—including resetting the learned values and performing the stationary adaptation—must be completed to resolve the concern. 1. Perform IPR and follow the provided instructions. 2. Perform Special Function "Resetting of learned values 'Deceleration Mode'" (VGS > Special Procedures > Special procedure > Resetting learned values Deceleration mode) 3. Complete the standstill adaptation Long-term measure: A software resolution for software

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.