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RecallGazette

Vehicle problems, recalls & safety intelligence

Mercedes-Benz AMG C43 2016–2025technical service bulletin

Bulletin LI27.60-P-076554 · NHTSA communication 11036516 · issued Aug 26, 2026

Technical service bulletin
communication type
Power Train
component
2016–2025
model years
27
vehicle entries

Official summary

Complaint • Harsh 1‑2, 2‑3, and/or 3‑4 shift • Jerky shifting • Jolting when accelerating from stop Cause Insufficient software application causing elevated K81/K27/B05 fill time adaptations and elevated torque adaptations for concerning shift. Note: Shift quality in E Performance models can be affected if the HV Battery state of charge (SOC) reaches 25% or below. Remedy Check VGS software level, and follow relevant remedy instructions. (see attachment) AMG 43 models with VGS software levels up to 22A: As of 4/18/2025, an aftersales software improvement has been released. This software has bee

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.