Service A / Service B
About 25,000 km or 1 year (ASSYST)
25 000 km
12 months
Oil and filter at each service; Service B adds filters and wider checks. The ASSYST indicator prevails.
Source [1]X254 · 2022–…
The Mercedes GLC GLC 220 d 4MATIC of the X254 generation uses the OM654M 2.0 d diesel engine with 197 hp.
Figures apply to the cited configuration and market; equipment and transmissions may vary by production date.
Specification source : [1] AutoKarnet
197 hp (145 kW), 4MATIC all-wheel drive, 9-speed automatic. Built from 2022 to date. 48 V mild hybrid: a small starter-generator assists the engine when pulling away and accelerating; the 48 V battery needs no routine maintenance.
AutoKarnet advice
It is the only diesel version of this generation. The OM654M 2.0 d engine is also fitted to: Mercedes Classe C (W206), Mercedes Classe E (W214).
AutoKarnet advice
About 25,000 km or 1 year (ASSYST)
25 000 km
12 months
Oil and filter at each service; Service B adds filters and wider checks. The ASSYST indicator prevails.
Source [1]Every 24 months
24 months
Time-based replacement, whatever the mileage.
Source [1]The OM654M 2.0 d diesel engine (1 993 cc), 197 hp (145 kW).
AutoKarnet advice
A MB 229.5 / 229.51 / 229.52-approved oil suited to the OM654M 2.0 d engine.
AutoKarnet advice
AutoKarnet · FR · Europe · Synthèse éditoriale AutoKarnet · Accessed 09/10/2026