Mercedes-Benz CLK350 2007 — technical service bulletin
Bulletin PB-91.16/156 · NHTSA communication 10024883 · issued Apr 29, 2008
Technical service bulletin
communication type
Seats
component
2007
model years
2
vehicle entries
Official summary
Mercedes-benz model clk350, clk550 my2007-08 - rear head restraints not locking. *nj
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.