E220 2.2 CDI BlueTEC. E250 2.2 CDI BlueTEC. THE NUMBERS LISTED ABOVE ARE MARKED ON YOUR STARTER/ALTERNATOR. Once paid, we will dispatch the replacement alternator. Once fitted, please use the DPD label we supply to send back the old unit. This label is free of charge, you do not need to pay DPD. It can be used at any of the DPD drop-off shops, garages, supermarkets, etc. 40 Valley Road, Plymouth, Devon.