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RecallGazette

Vehicle problems, recalls & safety intelligence

Mercedes-Benz AMG CLS63 2003–2022technical service bulletin

Bulletin LI0702P0547173 · NHTSA communication 10205147 · issued Nov 14, 2016

Technical service bulletin
communication type
Engine and Engine Cooling
component
2003–2022
model years
60
vehicle entries

Official summary

Ticking or pulsing noise from high-pressure pump and/or fuel injectors.

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.