Frequently Asked Questions

Why is a battery important for a 2020 Mercedes-Benz S-Class?

• Modern electronics, safety systems, and start-stop features depend on a healthy battery—failure can affect engine start, comfort systems, and advanced driver aids.
• Proper battery health preserves fuel efficiency and avoids unexpected downtime for drivers in MO and beyond.
• Plaza Motor Company technicians perform thorough tests and diagnostics to extend battery life and protect your vehicle’s electrical system.
• We offer transparent pricing and often cost less than independent shops while delivering factory-trained skill and OEM parts for immediate and long-term savings.
• Ask about our service financing to get needed repairs now and pay later, and schedule service online for fast attention.

How long does a battery replacement take?

• Most battery replacements for a 2020 Mercedes-Benz S-Class are completed within one hour, depending on required system reprogramming and accessory resets.
• Our certified technicians follow manufacturer procedures to preserve electronic settings and system integrity—this ensures reliable performance after installation.
• We prioritize quick turnaround without cutting corners; ask about our current service specials for faster scheduling and added value.
• When repairs are covered under warranty they must be performed at a certified dealership to keep coverage valid; our staff will explain warranty details clearly.
• To save time, you can schedule appointment online and let us prepare your vehicle for efficient service.

How much does a battery cost for a 2020 Mercedes-Benz S-Class?

• Battery pricing varies by type and capacity; Plaza Motor Company often provides better value than independent shops while delivering OEM quality and a comprehensive warranty.
• Choosing dealership service means proactive diagnostics, correct programming, and long-term savings by avoiding electrical issues that can arise from incorrect replacements.
• We offer clear estimates, available discounts, and financing options so you can address battery needs without surprise costs.
• Check our service specials or schedule service to receive a tailored estimate for your vehicle.

How often should you replace the battery?

• Battery life varies with climate, driving patterns, and vehicle electronics; many batteries last 3–5 years, but high electrical demand can shorten this.
• Regular inspections during scheduled maintenance can identify weakening batteries before they fail, saving time and money over the long run.
• Plaza Motor Company recommends periodic testing during service visits; use our online schedule service tool to add a battery check.
• Repairs covered under warranty must be performed at a certified dealership to maintain coverage—our team will explain applicable terms.

What type of battery is in the 2020 Mercedes-Benz S-Class?

• The 2020 Mercedes-Benz S-Class uses high-performance, maintenance-free batteries designed for increased electrical demand; some configurations use enhanced lead-acid or advanced absorbed glass mat types to support start-stop systems and electronics.
• Plaza Motor Company installs the correct specification battery for your vehicle to maintain system reliability and warranty coverage.
• We carry OEM-grade replacements and provide honest recommendations—ask about current service specials and service financing when you schedule service.

What size battery is in the 2020 Mercedes-Benz S-Class?

• Battery group size and cold-cranking amps depend on engine and optional equipment; correct sizing ensures reliable starts and proper electrical operation.
• We verify the exact size and specification for your 2020 Mercedes-Benz S-Class and install the right unit with proper mounting and coding.
• Choosing Plaza Motor Company in MO means certified installation, OEM-quality components, and clear warranty protection—book online to confirm the right battery for your vehicle.