Frequently Asked Questions

Why is a battery important for a 2017 Mercedes-Benz GLS-Class?

• Power and performance: the battery supplies persistent voltage to start the engine and support advanced electronics, safety systems, and comfort features built into the 2017 Mercedes-Benz GLS-Class.
• Reliability: a healthy battery prevents unexpected no-starts and supports systems like keyless entry, emergency lighting, and onboard computers.
• Certified care: our factory-trained technicians at Mercedes-Benz of Chesterfield use diagnostics that identify weak batteries before they fail, saving you time and long-term repair costs.
• Convenience: take advantage of our online schedule service tool and current service specials to get prompt battery support.
• Warranty note: any repairs covered under warranty must be performed at a certified dealership to keep coverage valid.

How long does a battery replacement take?

• Most battery replacements for the 2017 Mercedes-Benz GLS-Class are completed in about 60–90 minutes, depending on battery type and vehicle configuration.
• That timeframe includes a full diagnostic check, secure removal and installation, computer reset and system checks to ensure all electrical modules are synchronized.
• We prioritize quick turnarounds without cutting corners—our technicians follow factory procedures to preserve system integrity and long-term reliability.
• To reserve a convenient time, please schedule appointment online; check our current service specials for savings.
• We offer service financing so you can get service now and pay later, reducing immediate expense while protecting vehicle value.

How much does a battery cost for a 2017 Mercedes-Benz GLS-Class?

• Price varies by battery type and vehicle electronics; the dealership often costs less than independent shops while delivering factory-trained expertise, OEM batteries, and full diagnostics.
• We emphasize transparent pricing—estimates include parts, labor, and testing, plus immediate and long-term savings from avoided premature failures and correct installation.
• Ask about our current service specials and available discounts for even better value.
• Warranties are explained up front; remember warranty-covered repairs must be done at a certified dealership to maintain protection.
• To get a precise estimate and convenient appointment, schedule service online today.

How often should you replace the battery?

• Typical life for a modern luxury vehicle battery in the 2017 Mercedes-Benz GLS-Class is 3–5 years, but driving patterns, climate, and accessory use can shorten that span.
• We recommend regular battery inspections during routine service visits to catch degradation early and avoid roadside failures.
• Routine checks at Mercedes-Benz of Chesterfield include load testing and system scans to validate charging and battery health.
• Service financing is available so you can address replacements promptly without delay, protecting long-term vehicle value.
• For a professional assessment, schedule service and review our service specials for current offers.

What type of battery is in the 2017 Mercedes-Benz GLS-Class?

• The 2017 Mercedes-Benz GLS-Class commonly uses advanced batteries such as AGM (absorbed glass mat) or enhanced lead-acid types tailored for high electrical loads and start-stop systems.
• Our technicians perform diagnostics to confirm the correct battery chemistry and capacity required for your specific GLS-Class configuration.
• Choosing the right chemistry ensures system stability, longer service life, and protects sensitive electronics; OEM-spec batteries are recommended for optimal performance.
• If your battery is covered under warranty, any related repair must be completed at a certified dealership to preserve coverage.
• To confirm the exact battery type and schedule replacement, schedule appointment or review available service specials.

What size battery is in the 2017 Mercedes-Benz GLS-Class?

• Battery group size and terminal layout depend on equipment and year-specific configurations; the 2017 Mercedes-Benz GLS-Class often requires a higher-capacity group size to support luxury electronics and accessories.
• Our service team identifies the precise size and mounting required and installs OEM-equivalent batteries to ensure fit and function.
• Accurate sizing avoids electrical faults and maximizes battery life; we test and verify after installation to confirm all systems operate normally.
• We offer transparent estimates, optional recycling of your old battery, and service financing so you can address needs now and budget over time.
• To verify the correct battery size for your vehicle and book service, please schedule service and check current service specials.