How Often Should I Service My Mercedes-Benz?
How often should you service your Mercedes-Benz? A Cranbourne West Mercedes specialist explains ASSYST intervals, A vs B services and severe-use schedules.

The Mercedes ASSYST schedule
Modern Mercedes use ASSYST/ASSYST PLUS, which calculates your service due date from how you drive – usually around every 12 months or 15,000-25,000km. Your dashboard shows the countdown and whether an A or B service is due.
A service vs B service
Mercedes alternate a lighter A service (oil, filter, fluids, reset) and a larger B service (adds cabin filter and deeper checks) year on year. See our A vs B service guide for detail.
Don’t just trust the computer
ASSYST stretches intervals for low-km drivers, but oil still degrades over time. We recommend an oil service at least every 12 months even if the countdown hasn’t hit – cheap insurance for an expensive engine.
Severe-use driving
Lots of short trips, towing or stop-start Melbourne traffic counts as severe use – service closer to every 10,000km or 6-9 months.
Book on schedule
We follow your exact ASSYST schedule, stamp the logbook and reset the indicator. Book your Mercedes service in Cranbourne West.
Need a hand from a real mechanic?
StarTech Prestige is your RACV-accredited Cranbourne West specialist. Book online or call 03 8782 0711.
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Leon & the StarTech Prestige team
Owner Leon leads a team with 22+ years servicing Mercedes-Benz and European cars in Cranbourne West. StarTech Prestige is RACV Approved, VACC A-Grade and ARCtick licensed — rated 4.7★ from 177 Google reviews, the highest in the area.
How Often Should I Service My Mercedes-Benz? — FAQ
Typically every 12 months or 15,000-25,000km per ASSYST – sooner for severe use.
Yes if it’s been 12+ months – oil degrades with time, not just kilometres.
Yes, ASSYST reset is part of every Mercedes service.
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Book Online →Call 03 8782 07118B Universal Way, Cranbourne West VIC 3977 · Mon-Fri 8:30am-5:30pm
Questions about your car?
Talk to a real Cranbourne West mechanic. Call 03 8782 0711 or book online.