Mercedes-Benz GL320 2008 — technical service bulletin
Bulletin 2007110001 · NHTSA communication 10023863 · issued Nov 1, 2007
Technical service bulletin
communication type
Power Train
component
2008
model years
12
vehicle entries
Official summary
Models ml350, ml500, ml63, ml320, ml550, gl450, gl320, gl550, r350, r500, r63, r320 - model year 2008 -- update engine control module software -- check transmission control module software and update if necessary. *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.