Hybrid Car Maintenance & Repair for 2021 Mercedes-Benz GLS450

Get Work Done on Your Mercedes-Benz GLS450

Take care of your Mercedes-Benz GLS450 and it'll take care of you. Schedule an appointment for routine maintenance today.

2021 Mercedes-Benz GLS450 Maintenance

A little service can go a long way. Select a maintenance service below to learn about properly caring for your 2021 Mercedes-Benz GLS450.

Questions About 2021 Mercedes-Benz GLS450 Hybrid Systems

  • How much does it cost to fix Mercedes-Benz GLS450 hybrid vehicle systems? The answer is, it depends. Some high voltage components are only available as parts of bigger units. Note that we do offer promotional financing with the Firestone credit card.* (*Subject to credit approval.)
  • Why is the gas mileage on my Mercedes-Benz GLS450 getting worse? We can check that for you. Poorer gas mileage from your Mercedes-Benz GLS450 could be due to a failing or bad high voltage battery pack.
  • What does an illuminated check engine light mean on my Mercedes-Benz GLS450? Your Mercedes-Benz GLS450 check engine light might be on due to a faulty fuse or fouled oxygen sensor, or something more serious like a misfire -- just to name a few potential sources. Stop by Firestone Complete Auto Care for a diagnostic to learn more.

All-Around Care for Your 2021 Mercedes-Benz GLS450

Make an appointment for repair and maintenance for your 2021 Mercedes-Benz GLS450 at Firestone Complete Auto Care. It's true — you don't have to go to the Mercedes-Benz dealership for hybrid vehicle service. From the front tires to the taillights, your hybrid 2021 Mercedes-Benz GLS450 will be cared for like it was our own. You can trust our technicians for everyday maintenance for your 2021 Mercedes-Benz GLS450, like tire service and repair, brake pad/rotor replacement, cabin air filter replacement, A/C service, wheel alignment, and even wiper replacement. Learn all about our hybrid car services here, and book an appointment now for Mercedes-Benz GLS450 maintenance.

High Voltage Services for Your 2021 Mercedes-Benz GLS450

Every hybrid vehicle is different. Some are called "hybrids" because they use battery power to propel or help propel the vehicle, some hybrids may or may not plug-in to charge, and some may or may not have regenerative braking. Some hybrids even come equipped with a conventional 12-volt battery and a high-voltage battery. With so many differences in hybrid vehicle systems, it's important that you visit someone who knows your 2021 Mercedes-Benz GLS450 from bumper to bumper. We're here for you. Your neighborhood Firestone Complete Auto Care location is fully equipped to offer conventional and low voltage services for all hybrid vehicles, including your 2021 Mercedes-Benz GLS450.

Select locations also provide high voltage services. A high voltage service is any service that includes removing the Mercedes-Benz's high voltage safety/service disconnect plug/switch, servicing any high voltage cables, the power inverter, the electric machines/motors, the high voltage battery pack, high voltage A/C compressor, etc. Call ahead before making an appointment to ensure your closest location offers high voltage services. Some of these high voltage vehicle services might include:

Hybrid vehicle diagnostic: Once we know the symptoms, a diagnostic comes next so we can identify the root cause of your Mercedes-Benz GLS450's troubles. a diagnostic is performed to get to the bottom of the trouble with your 2021 Mercedes-Benz GLS450. With more information in hand, your technician can assess your hybrid car problems and perform additional tests, if needed. No repairs are performed without your consent.

Hybrid high voltage battery cooling system inspections: Your technician will closely examine your Mercedes-Benz GLS450's battery filter (if applicable), and then clean its ducts. (This applies to air-cooled high voltage batteries. Liquid-cooled or refrigerant-cooled high voltage batteries are inspected differently.)

High voltage cable inspection: The technician will inspect the exterior of the cable jackets and connectors on your 2021 Mercedes-Benz GLS450 and test to confirm that high voltage isn't making its way to the chassis. They'll let you know if the cable needs replacement.

Isolation test: For this test, a technician uses a special tool to see if any high voltage parts are "leaking" electric energy to the chassis.

Remove and replace hybrid electric battery: Is your Mercedes-Benz GLS450's high voltage battery a goner? Let us replace it for you.

Health check for power electronic systems: We'll examine the power inverter, regenerative braking, and/or electric drive motor(s)/machine(s) in your 2021 Mercedes-Benz GLS450.

These are just a few of the more specialized hybrid car services that might be offered at your local Firestone Complete Auto Care. Please call to confirm.

2021 Mercedes-Benz GLS450 Hybrid Maintenance

No need to wait for weird noises, leaks, or smells to stop by for hybrid vehicle care. Stay on top of your 2021 Mercedes-Benz GLS450 manufacturer suggested maintenance items to help prevent issues in the first place! Our expert technicians know how to perform GLS450 scheduled maintenance to help keep your vehicle running newer, longer.

We get pretty "charged up" thinking about the future of hybrid car care. You're right there with us, too, whenever you drive and maintain your 2021 Mercedes-Benz GLS450! Make an appointment today for fast and affordable hybrid vehicle service and repair for your GLS450. Many locations are open in the evenings and over the weekend.