2016 Mercedes-Benz GL-Class Check Engine Light

Certified technicians, only the experts.

Frequently Asked Questions

What does it mean when the check engine light comes on in a 2016 Mercedes-Benz GL-Class?

It signals that the vehicle’s onboard diagnostics detected an emissions or engine performance issue; issues range from loose gas caps to turbo, sensor, or fuel-system faults.
At Park Place Motorcars Dallas, our factory-trained technicians use Mercedes-Benz diagnostic tools to identify the exact fault quickly and accurately — often saving you money by avoiding unnecessary repairs.
We frequently cost less than independent shops while offering OEM parts, transparent estimates, and documented long-term value through proper repairs and maintenance.
Repairs covered under warranty must be completed at a certified dealership to preserve coverage; our team will verify warranty eligibility and explain options.
To get the issue inspected by certified technicians, schedule service online or check our current service specials.

How long does a check engine light service take?

Typical diagnostics are completed within 30–90 minutes depending on complexity; some repairs may require additional time for parts and testing.
Park Place Motorcars Dallas prioritizes quick turnaround without cutting corners — same-day service is available for many common issues thanks to our parts inventory and trained staff.
We offer comfortable waiting amenities, shuttle options, and loaner vehicles when extended repairs are needed to keep you on the road.
Ask about service financing if you need repairs now and prefer to pay over time; our service advisors can walk you through options when you schedule service.

How much does a check engine light diagnostic cost for a 2016 Mercedes-Benz GL-Class?

Diagnostic fees vary by issue; we offer competitive diagnostics that frequently cost less than independent shops while including precise OEM-level troubleshooting.
Choosing Park Place Motorcars Dallas often produces immediate and long-term savings by preventing misdiagnoses and ensuring correct repairs the first time.
If a repair is needed, we provide clear estimates, OEM parts, and service financing to make repairs manageable.
Check current deals and savings on our service specials, and schedule appointment online for fast, certified diagnostics.

What is the most common reason for check engine light on a 2016 Mercedes-Benz GL-Class?

Common triggers include oxygen sensor or catalytic converter issues, turbocharger or fuel system irregularities, and occasionally emissions control components.
Because the GL-Class is a diesel vehicle with turbocharging, issues like DPF regeneration or turbo boost sensors can be frequent; accurate diagnostics avoid unnecessary part replacement.
Our certified technicians use Mercedes-specific tools to pinpoint causes, helping preserve fuel economy and prevent progressive damage that increases repair cost.
All warranty-covered repairs must be done at a certified dealership to maintain coverage; we can verify coverage and recommend the best path forward.

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

Start with basic checks: ensure the gas cap is secure and note any change in performance (loss of power, stalling, or unusual noises).
If the light is flashing, treat it as urgent and bring the vehicle to Park Place Motorcars Dallas immediately for inspection to avoid engine damage.
Use our online scheduler to schedule service quickly; we’ll run a full diagnostic and explain repair options and pricing transparently.
Remember to review our current service specials to maximize savings on recommended repairs.

Check Engine Light Flashing

The sight of a flashing check engine light in your 2016 Mercedes-Benz GL-Class demands immediate attention. A flashing light usually indicates a severe misfire, unburned fuel entering the exhaust, or other conditions that can overheat the catalytic converter and cause significant engine damage if ignored. In Dallas, Park Place Motorcars Dallas offers rapid-response diagnostics with Mercedes-Benz factory tools to identify the root cause in a single visit. Our certified technicians have experience with diesel-specific systems—turbochargers, particulate filters, and high-pressure fuel systems—that commonly affect this GL-Class. We provide clear, itemized estimates, OEM replacement parts, and the reassurance that warranty-covered repairs are performed correctly to maintain coverage. Check our current service specials for savings and ask about service financing so you can get needed repairs now and pay over time. If your check engine light is flashing, don’t delay: schedule service with Park Place Motorcars Dallas now to protect performance and avoid costly downstream damage.

2016 Mercedes-Benz GL-Class Check Engine Light Reset

Resetting the check engine light on a 2016 Mercedes-Benz GL-Class may seem simple, but a reset without proper diagnostics can mask ongoing problems and lead to more expensive repairs later. At Park Place Motorcars Dallas, we emphasize transparency: our technicians diagnose the cause using Mercedes-Benz OEM tools, then discuss safe repair or maintenance options before resetting any warning light. This approach preserves your vehicle’s long-term reliability and can prevent repeat trips and unexpected failures. We use only OEM parts and follow Mercedes-Benz procedure, which is especially important for diesel-powered GL-Class vehicles where emissions systems and turbo components require precise calibration. Performing service at our dealership often costs less than independent shops when you factor in accurate repairs, warranty protection, and long-term savings from avoiding repeated issues. We also offer comfortable amenities, express service options, and service financing to make repairs accessible. To protect your GL-Class and keep full warranty coverage intact, schedule service with Park Place Motorcars Dallas and review our service specials today.

2016 Mercedes-Benz GL-Class Check Engine Light Codes

Common diagnostic trouble codes for the 2016 Mercedes-Benz GL-Class often relate to oxygen sensors, DPF (diesel particulate filter) regeneration, turbocharger boost sensors, and EGR or fuel system anomalies. Each code carries potential cost implications: unattended oxygen sensor failures reduce fuel economy and can damage catalytic components; DPF issues can lead to costly replacements if regeneration failures are ignored; turbocharger faults quickly reduce power and may require expensive repairs if left unrepaired. In Dallas, Park Place Motorcars Dallas offers comprehensive code scanning and transparent estimates that outline immediate costs and the long-term savings of timely factory-grade repairs. Our technicians explain the trade-offs of deferred service, provide OEM part options, and verify warranty eligibility—repairs under warranty must be completed at a certified dealership to retain coverage. We also maintain a selection of service incentives; check our service specials and contact us to schedule appointment. Choosing Park Place Motorcars Dallas delivers diagnostics, speed, and confidence—so your 2016 Mercedes-Benz GL-Class stays safe and efficient on Dallas roads.