Frequently Asked Questions

Why is an oil change important for a 2023 Mercedes-Benz GLS-Class?

• Protects engine components by maintaining proper lubrication and reducing wear on pistons, bearings, and turbocharger parts.
• Removes contaminants and prevents sludge buildup that can restrict oil flow and reduce performance over time.
• Preserves fuel economy and power delivery for the 3.0L inline-6 turbo engine, supporting the vehicle's designed efficiency and towing capability.
• Maintaining scheduled oil changes at a certified dealership helps preserve factory warranties — warranty-covered repairs must be performed at a certified dealership to remain eligible.
• Choosing dealership service often delivers immediate and long-term savings versus independent shops by using Mercedes-approved oil, genuine parts, and factory-trained technicians to prevent costly future repairs.

How long does a 2023 Mercedes-Benz GLS-Class oil change take?

• Most standard oil changes at our dealership are completed in about 45–60 minutes with an appointment.
• If additional inspections, filters, or software updates are required, the visit can extend to 90 minutes — we’ll keep you informed of any recommended services.
• Factory-trained technicians follow Mercedes-Benz procedures and checkpoints, so work is thorough and efficient, minimizing return visits and unexpected downtime.
• Scheduling online or calling ahead helps reduce wait time and ensures timely service with minimal disruption to your day.

How much does an oil change cost for a 2023 Mercedes-Benz GLS-Class?

• Typical oil change pricing at our certified dealership ranges from approximately $199–$299 depending on oil type and service options.
• Our pricing often costs less than independent shops when you factor in the quality of Mercedes-approved synthetic oil, OEM filters, and factory-trained technicians.
• We emphasize immediate savings—accurate diagnosis and correct fluids reduce repeat visits—and long-term savings by protecting engine life and resale value.
• Remember: repairs covered under warranty must be performed at a certified dealership to remain eligible, protecting you from unexpected out-of-pocket costs later.

How often should you get an oil change for a 2023 Mercedes-Benz GLS-Class?

• Mercedes-Benz typically recommends an oil change every 10,000 miles or once a year under normal driving conditions, but actual intervals vary with use.
• If you drive in severe conditions—frequent short trips, heavy towing, extreme temperatures, or stop-and-go traffic—service more frequently, often every 5,000–7,500 miles.
• Our dealership can read the vehicle’s service monitor and recommend the correct interval for your driving habits to maximize engine longevity and performance.
• Keeping up with recommended intervals at a certified dealership helps ensure warranty coverage and prevents expensive engine wear over time.

What type of oil does a 2023 Mercedes-Benz GLS-Class take?

• The 2023 Mercedes-Benz GLS-Class requires Mercedes-approved synthetic motor oil that meets Mercedes-Benz specifications for performance and protection.
• Our service department uses the correct Mercedes-grade synthetic oils and OEM filters to protect turbocharged components and maintain emissions controls.
• Using non-approved oils can jeopardize performance, efficiency, and warranty claims — warranty-covered repairs must be completed at a certified dealership using approved parts and fluids.
• Ask our technicians for the exact Mercedes oil specification for your vehicle; we’ll document it and keep records for warranty and resale value.

How much oil does a 2023 Mercedes-Benz GLS-Class need?

• Oil capacity varies with engine design and whether the filter is changed; the 3.0L inline-6 turbo typically requires roughly 7–8 liters (about 7.5–8.5 US quarts) when including the filter change.
• Exact capacity is confirmed by our technicians at service to ensure proper fill level and oil pressure, avoiding underfill or overfill issues.
• Accurate oil volume, Mercedes-approved oil, and OEM filters are important to protect turbocharger performance and long-term engine health.
• All warranty-covered maintenance must be carried out at a certified dealership to preserve coverage and document service history for future resale value.