Frequently Asked Questions

What does it mean when the check engine light comes on in a 2012 Ford F-350 Super Duty?

• It indicates the vehicle's onboard diagnostics detected an issue—anything from a loose gas cap to emissions, sensor or ignition faults. Our certified technicians at Larry H. Miller Ford Lincoln Draper in Draper, UT can quickly read codes to pinpoint the cause.
• We often find this early detection saves money. Diagnosing and repairing issues promptly prevents more costly downstream problems; our service pricing often costs less than independent shops while delivering factory-trained expertise and OEM parts for long-term savings.
• Repairs covered under warranty must be performed at a certified dealership; we make warranty handling simple so your coverage is preserved and repairs are documented properly.
• To get peace of mind and a clear plan, schedule service online and ask about current service specials and service financing.

How long does a check engine light service take?

• Typical diagnostics for a 2012 Ford F-350 Super Duty take about 30–90 minutes depending on complexity; many visits are completed the same day thanks to our efficient workflow in Draper, UT.
• If additional repairs are required, our advisors will provide a clear estimate and timeline. Choosing our dealership often reduces return visits because we use OEM parts and factory procedures that stand the test of time.
• We offer service financing so you can get necessary repairs now and pay later, minimizing downtime and protecting vehicle value.
• Ready to book? Click to schedule appointment or review current service specials before you come in.

How much does a check engine light diagnostic cost for a 2012 Ford F-350 Super Duty?

• Diagnostic fees vary, but our transparent pricing at Larry H. Miller Ford Lincoln Draper is competitive and often less than independent shops once you factor in accurate diagnosis, OEM parts, and long-term reliability.
• We focus on immediate value—correct diagnosis, honest estimates, and repairs that prevent repeat visits—so you save both now and over the life of the truck.
• Always remember: if a repair is covered by warranty it must be completed at a certified dealership to maintain coverage. Our team will explain warranty eligibility and handle claims for you.
• To learn current diagnostic pricing and available discounts, check our service specials or schedule service online.

What is the most common reason for check engine light on a 2012 Ford F-350 Super Duty?

• Common causes include faulty oxygen sensors, loose or damaged gas caps, failing ignition components, or exhaust/emission system faults. For a powerful V8 like the 6.2L in the 2012 Ford F-350 Super Duty, sensors and ignition items are typical culprits.
• Timely detection by our factory-trained technicians in Draper prevents catalytic converter damage and performance loss—saving you significant repair costs later.
• We use OEM replacement parts and manufacturer-recommended procedures to restore reliability and preserve resale value. Ask about our warranty coverage and how repairs performed here protect your investment.
• To address these issues quickly, schedule service and look for current service specials.

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

• Start with the basics: check the gas cap for tightness and obvious fuel-system issues. If the cap is secure and the light remains, bring the 2012 Ford F-350 Super Duty to our service center for a fast code read.
• Our technicians will run a computerized scan and explain findings clearly, including immediate fixes and recommended long-term actions—highlighting savings from early intervention.
• We provide service financing to make timely repairs easier, and we’ll make sure repairs covered by warranty are completed at our certified dealership to protect your rights and vehicle coverage.
• Use our online tools to schedule appointment and view service specials before you arrive.