One problem related to fuel pump has been reported for the 2006 Mercedes Benz C Class. The most recently reported issues are listed below.
: the contact stated the vehicle had serious transmission problems. The vehicle lurched continuously while driving at 10 mph. There was also a loud clunking noise when the vehicle shifted gears. The vehicle was taken to a service dealer, who determined there was a problem with the fuel pump. The fuel pump was replaced, but the problems continued. The vehicle was then taken back to the service dealer, who was unable to duplicate the issue.