Frequently Asked Questions

What does it mean when the check engine light comes on in a 2016 Dodge Challenger?

• It signals your vehicle's onboard diagnostics has detected an issue — anything from a loose gas cap to an emission or sensor fault. Our certified technicians at Larry H. Miller Dodge RAM FIAT Tucson diagnose the root cause quickly to avoid further damage.
• We use OEM parts and factory-grade tools so repairs restore performance and preserve warranty coverage; any warranty repairs must be performed at a certified dealership.
• Bringing your car to our dealership often costs less than independent shops over time thanks to accurate diagnostics, long-lasting OEM parts, and transparent pricing — plus we offer service financing to get repairs done now and pay later.

How long does a check engine light service take?

• Typical diagnostics are completed within an hour; many issues are identified and communicated the same day. More complex repairs may take longer, but we prioritize speed without sacrificing quality.
• Our Tucson service center features factory-trained technicians and dedicated bays for quick turnarounds, complimentary Wi‑Fi, and comfortable customer amenities while you wait.
• To reserve a time, schedule service online — we also run rotating service specials and offer service financing to help spread costs.

How much does a check engine light diagnostic cost for a 2016 Dodge Challenger?

• Diagnostic pricing varies by issue, but Larry H. Miller Dodge RAM FIAT Tucson provides competitive, transparent rates and often costs less than independent shops when factoring in accurate diagnosis and OEM repairs.
• We’ll give you a written estimate before any work begins, highlight immediate and long-term savings from doing repairs correctly the first time, and explain warranty coverage — remember warranty repairs must be completed at a certified dealership.
• Ask about our current service specials and financing options so you can get necessary work done now and pay over time.

What is the most common reason for check engine light on a 2016 Dodge Challenger?

• Common causes include faulty oxygen sensors, loose or damaged gas caps, ignition coil or spark plug issues, and EVAP system faults. Left unaddressed, these can reduce fuel efficiency and cause engine damage.
• Our technicians diagnose the exact trouble code with OEM-grade scanners, explain repair urgency and pricing, and recommend the most durable, manufacturer-approved parts to protect long-term value.
• We offer easy online booking — schedule appointment — and provide clear warranties on parts and labor so you get reliable service and predictable costs.

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

• Check the gas cap: a loose or cracked cap is a surprisingly common cause. If tightening the cap doesn’t clear the light within a few drives, bring your vehicle in for a professional scan.
• Trust the dealership for diagnostics — our scanners read stored codes and freeze-frame data to determine severity and next steps, and any warranty-covered work must be done by a certified dealer to remain valid.
• We provide transparent estimates, same-day diagnostics when possible, and service financing so you can address problems immediately without delay. To get started, schedule service.

Check Engine Light Flashing

The flashing check engine light on a 2016 Dodge Challenger is an urgent warning — it typically indicates a misfire that can damage the catalytic converter and other engine components if driven. When you see a flashing light, stop driving if safe and have the vehicle towed to Larry H. Miller Dodge RAM FIAT Tucson for immediate attention. Our Tucson service center triages flashing-light cases quickly, using factory diagnostic equipment to capture real-time data and pinpoint the cause. Our factory-trained technicians are experienced with the 5.7L V8 and related ignition, fuel, and emission systems. Acting fast saves money: delaying repair risks costly downstream damage, while prompt dealership service preserves performance and reduces lifetime ownership costs. We also run targeted service specials and offer service financing so you can address urgent repairs without postponement. For urgent issues, contact our service team or schedule service online immediately.

2016 Dodge Challenger Check Engine Light Reset

Resetting the check engine light on a 2016 Dodge Challenger should follow a full diagnostic so the underlying issue is corrected, not just masked. At Larry H. Miller Dodge RAM FIAT Tucson we read and interpret manufacturer-specific codes, clear codes only after repairs are completed, and document the process so you have a permanent record for maintenance and resale. Choosing the dealership ensures transparency — we use OEM parts, follow factory repair procedures, and honor warranties; remember any warranty-covered repairs must be completed at a certified dealership to remain valid. Our technicians explain the reason for the code, the recommended repairs, and the long-term benefits: improved fuel economy, restored horsepower, and reduced risk of future breakdowns. We provide clear pricing, opportunities to apply current service specials, and service financing to make repairs manageable. When in doubt, schedule appointment with us and let our team restore your Challenger to peak condition.

2016 Dodge Challenger Check Engine Light Codes

Common check engine light codes for the 2016 Dodge Challenger often include P0300 (random/multiple misfires), P0301–P0308 (cylinder misfires), P0420 (catalyst system efficiency below threshold), and P0130–P0167 (oxygen sensor and fuel trim issues). In Tucson, drivers trust Larry H. Miller Dodge RAM FIAT Tucson for precise diagnosis and transparent estimates. Ignoring codes leads to escalating costs: misfires can damage the catalytic converter (thousands to replace), O2 sensor faults increase fuel usage and emissions, and EVAP leaks can trigger failed inspections. Our dealership approach focuses on root-cause fixes with OEM parts and factory procedures to reduce repeat visits and maximize long-term savings. We also explain immediate and ongoing benefits — better MPG, restored horsepower, and extended engine life — and provide repair warranties for peace of mind. To take advantage of quick diagnostics, certified technicians, and possible service specials, schedule service online today.