Mercedes-Benz CLK550 2007 — technical service bulletin
Bulletin 2007010008 · NHTSA communication 10021381 · issued Feb 1, 2007
Technical service bulletin
communication type
Engine and Engine Cooling
component
2007
model years
6
vehicle entries
Official summary
Check transmission control module software and update if necessary (722.9 transmission); update engine control module software as required (m273 engine). *kb
Vehicles covered
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.