Frequently Asked Questions

What does it mean when the check engine light comes on in a 2020 Mercedes-Benz GLA-Class?

• It’s a coded alert from the vehicle’s diagnostics indicating an engine, emissions or sensor issue. Codes vary from minor sensor faults to issues that affect drivability.
• Our technicians use Mercedes-Benz diagnostic tools to read manufacturer-specific codes and recommend the right repair—often faster and more accurate than generic scanners.
• Choosing Park Place Motorcars Arlington often costs less than independent shops when you factor in correct repairs, OEM parts, and fewer repeat visits—delivering immediate and long-term savings.
• Any repair covered under warranty must be performed at a certified dealership to retain coverage; our team handles warranty work and explains coverage clearly.
• We offer service financing so you can get service now and pay later; to book, schedule service online.

How long does a check engine light service take?

• Diagnostics often take 30–90 minutes depending on code complexity; repairs vary from quick sensor replacements to multi-hour component repairs.
• Park Place Motorcars Arlington maintains efficient scheduling, express bays, and ready access to Mercedes-Benz parts for faster turnarounds.
• We prioritize accurate fixes to prevent recurring issues—reducing downtime and saving you money over time.
• Learn about current offers on repairs via our service specials, and when ready, schedule service.

How much does a check engine light diagnostic cost for a 2020 Mercedes-Benz GLA-Class?

• Diagnostic pricing varies by issue, but our transparent estimates and factory diagnostics deliver a clear scope before work begins.
• Because we use OEM processes and parts, many customers experience immediate and long-term savings versus repeated fixes from cheaper, temporary solutions.
• We provide written estimates, detail warranty options, and offer service financing so you can proceed with necessary repairs without delay.

What is the most common reason for check engine light on a 2020 Mercedes-Benz GLA-Class?

• Common causes include oxygen sensor faults, loose gas caps, catalytic converter conditions, or turbo/sensor-related codes—each affecting fuel economy, emissions, and performance.
• Ignoring these codes can lead to higher fuel costs and more expensive repairs; timely dealer diagnosis prevents escalation and preserves resale value.
• At Park Place Motorcars Arlington our certified techs explain findings and recommend cost-effective, OEM-backed repairs to maximize savings and longevity.

What is the first thing to check when the check engine light comes on?

• Check for obvious issues like a loose gas cap, unusual noises, or loss of power. If the light is flashing or you notice drivability problems, stop driving and contact us immediately.
• For non-flashing lights, bring the vehicle in for a proper scan so our technicians can read Mercedes-Benz codes and avoid unnecessary part replacement.
• To arrange inspection, schedule service online—our team will review warranty coverage, available service specials, and financing options.