Mercedes-Benz C300 2010–2011 — warranty extension
Bulletin EW-Fuel Filter Unit(PZEV) · NHTSA communication 11031588 · issued Oct 20, 2023
Warranty extension
communication type
Fuel/propulsion System
component
2010–2011
model years
8
vehicle entries
Official summary
In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA, LLC (“MBUSA”) is extending the warranty coverage on the fuel filter unit in certain Model Year (“MY”) vehicles certified as Partial Zero Emission Vehicles (PZEV) listed below from the original New Vehicle Limited Warranty of 4 years/50,000 miles to 15 years/150,000 miles (whichever occurs first). This warranty extension includes the replacement of the PZEV fuel filter unit due to potential fuel seepage from the fuel filter flange that could r
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.