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Mercedes-Benz GLS (2017–2019)
Maintenance Schedule
10 recurring services keep the 2017–2019 Mercedes-Benz GLS healthy — starting with oil changes every 10,000 miles. Budget roughly $4,000–6,900 in routine maintenance over 100,000 miles at typical U.S. shop prices.
Applies to model years 2017, 2018, 2019
Full schedule
Intervals follow the factory maintenance schedule for the 2017-2019 Mercedes-Benz GLS. Cost ranges are typical U.S. shop prices.
| Service | Interval | Est. cost | Notes |
|---|---|---|---|
| Oil Change | Every 10,000 mi or 12 mo | $75–110 | Engine oil and filter replacement |
| Cabin Air Filter | Every 15,000 mi or 12 mo | $45–65 | Cabin air filter replacement |
| Software Update | Every 15,000 mi or 12 mo | $0–175 | COMAND system updates |
| Brake Fluid | Every 24,000 mi or 2 yr | $95–130 | Brake fluid replacement |
| Tune-up | Every 60,000 mi or 4 yr | $400–600 | Spark plugs, air filter, fuel filter |
| Transfer Case | Every 60,000 mi or 5 yr | $220–300 | 4Matic transfer case fluid |
| Carbon Cleaning | Every 60,000 mi or 5 yr | $700–1,100 | Direct injection carbon cleaning |
| Airmatic Service | Every 60,000 mi or 6 yr | $800–1,250 | Air suspension system service |
| Transmission Service | Every 80,000 mi or 8 yr | $450–600 | 9G-Tronic transmission fluid |
| Coolant Flush | Every 120,000 mi or 12 yr | $200–280 | Engine coolant replacement |
Common questions
How often should I change the oil on a 2017–2019 Mercedes-Benz GLS?
Every 10,000 miles or 12 months, whichever comes first. A typical U.S. shop charges $75–110. Engine oil and filter replacement.
How much does it cost to maintain a Mercedes-Benz GLS (2017–2019)?
Routine maintenance on the 2017–2019 Mercedes-Benz GLS runs roughly $4,000–6,900 over 100,000 miles at typical U.S. shop prices, spread across 10 recurring services. Independent shops usually land near the low end; dealers near the high end.
What is the most expensive scheduled service on this GLS?
Airmatic Service at $800–1,250, due every 60,000 miles. Air suspension system service.
Cost ranges are estimates for typical U.S. independent shops and dealers; your local prices will vary. Always confirm intervals against your owner's manual — severe driving conditions (towing, short trips, extreme heat or cold) shorten many of them.