Frequently Asked Questions

What does it mean when the check engine light comes on in a 2017 Ford GT?

• It signals the vehicle’s onboard diagnostics detected an issue—anything from a loose gas cap to ignition misfire or emissions failures.
• At Larry H. Miller Ford Mesa in Mesa, AZ, our certified technicians use OEM-level diagnostics to identify root causes quickly and accurately.
• Repairing problems early with factory-trained techs often costs less than waiting; our service process focuses on immediate fixes that prevent expensive long-term damage.
• Covered repairs under warranty must be completed at a certified dealership to preserve coverage and ensure proper OEM parts and procedures.
• We offer service financing so you can get necessary repairs now and pay later, and you can schedule service online today.

How long does a check engine light service take?

• Typical diagnostic scans take 30–90 minutes depending on complexity; repairs vary from a quick sensor replacement to multi-hour jobs for components like catalytic converters.
• Larry H. Miller Ford Mesa prioritizes same-day diagnostics when possible and communicates timeframes upfront, offering transparent estimates and OEM parts for lasting results.
• Choosing dealership service often delivers faster turnaround and greater long-term savings because repairs are done right the first time by certified technicians.
• To confirm availability and book a convenient time, schedule appointment or check our current service specials.

How much does a check engine light diagnostic cost for a 2017 Ford GT?

• Diagnostics generally range from a modest scan fee to higher amounts when extensive troubleshooting or road tests are required; at our dealership you’ll receive a clear upfront estimate.
• Larry H. Miller Ford Mesa often costs less than independent shops when comparing lifetime service value—our diagnostics, OEM parts, and factory warranty work deliver immediate savings and protect long-term resale value.
• If additional repairs are needed, we explain options, warranty coverage, and expected savings from fixing issues promptly rather than letting them escalate.
• We also provide service financing so you can get repairs now and pay over time; to get an exact estimate, please schedule service or view current service specials.

What is the most common reason for check engine light on a 2017 Ford GT?

• Common triggers include ignition misfires, oxygen sensor faults, and catalytic converter efficiency codes—especially in high-performance engines if a sensor fails or fueling is out of spec.
• Left unaddressed, these issues can reduce performance, increase fuel costs, and lead to costly component replacement; our certified techs diagnose and repair with OEM parts to restore performance and efficiency.
• We emphasize transparency: you’ll receive clear options and cost/benefit guidance, including the long-term savings of dealer-performed repairs.
• Book an inspection through our online scheduler to get an accurate diagnosis: schedule service.

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

• Start with obvious items: tighten the gas cap and check for obvious leaks or performance problems; if the light stays on, professional diagnostics are recommended.
• At Larry H. Miller Ford Mesa our technicians perform a thorough scan and explain whether a simple reset is appropriate or if further service is required to protect your 2017 Ford GT’s engine and emissions systems.
• Remember: warranty repairs must be done at a certified dealership to preserve coverage, and our team can help you understand financing and available service specials.