Fuel filter
MBWorld Fanatic!
Joined: Jul 2003
Posts: 6,784
Likes: 1,276
From: Lake Oswego, OR
2020 GLE 450; 2023 BMW M2 Coupe
Diesel fuel filter service
MBWorld Fanatic!
Joined: Oct 2009
Posts: 7,073
Likes: 2,221
From: Colorado
'21 AMG53 wDPP & ARC, 19 GLC300 - Former-03 C240,2 ML BlueTecs,20 GLE450 E-ABC,15 Cayenne D,17 Macan
My 164 and 166 Diesels required a fuel filter change every other service, which would be 20,000 miles.
The bigger concern was water in the fuel, which, in those models, was separated within the filter. There was no water drain, so changing the filter also removed any collected water.
