Frequently Asked Questions

What does it mean when the check engine light comes on in a 2016 Ford F-350 Super Duty?

• It indicates the vehicle’s onboard diagnostics detected an issue — anything from a loose gas cap to an emissions or sensor fault.
• Common causes include oxygen sensor failures, catalytic converter issues, misfires, or battery/charging system problems that affect electronics.
• At David McDavid Ford in TX we use factory-grade scanners and certified technicians to diagnose the exact code quickly, often saving you immediate and long-term repair costs compared with independent shops.
• Repairs covered under warranty must be performed at a certified dealership; we honor OEM warranties and provide clear estimates and available service financing to get you back on the road now and pay later.
• To book prompt attention from our team, schedule service or check current service specials before you visit.

How long does a check engine light service take?

• Code reading and initial diagnostics typically take 20–45 minutes for a 2016 Ford F-350 Super Duty; more complex repairs may take longer depending on parts and scope.
• Our certified technicians work efficiently with OEM tools to shorten turnaround without cutting corners; this yields both immediate savings and longer-term reliability.
• We provide clear timelines, loaner options when available, and guidance on whether a battery service or replacement is required to stabilize electronics.
• Schedule a convenient time online — schedule service — and ask about our current service specials and financing options.

How much does a check engine light diagnostic cost for a 2016 Ford F-350 Super Duty?

• Diagnostic fees vary by issue, but David McDavid Ford often costs less than independent shops while offering factory-trained technicians, OEM parts, and warranty protection — delivering greater value over time.
• When possible we combine diagnostics with battery testing and multi-point inspections to prevent repeat visits and reduce total ownership costs.
• Ask about our service financing to handle repairs today and pay over time, and always check our service specials for bundled savings.
• Ready to bring your truck in? Schedule appointment online and receive an accurate written estimate before any work begins.

What is the most common reason for check engine light on a 2016 Ford F-350 Super Duty?

• For this model, common triggers include oxygen sensors, loose fuel caps, misfires, and battery/charging system irregularities that affect electronics.
• Because the F-350 may tow heavy loads, sensor stress and exhaust system wear can surface earlier — timely dealership diagnostics prevent more costly repairs like catalytic converter replacement.
• Our certified technicians at David McDavid Ford identify root causes and recommend OEM repairs, preserving resale value and warranty coverage.
• Use our online tools to schedule service and review current service specials to maximize savings.

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

• Simple checks you can do: ensure the gas cap is tight and inspect for obvious battery or charging issues (dim lights, slow cranking).
• Because electronics and battery health influence many fault codes, we recommend a professional battery test and code scan at the dealership to avoid misdiagnosis.
• David McDavid Ford offers quick tests, transparent pricing, and service financing so you can address issues now and pay later — preserving long-term value and reliability.
• When in doubt, schedule service with our certified team and ask about current service specials.