Frequently Asked Questions

What is the most common reason for check engine light on a 2025 Ram 2500?

• Common causes include misfires, oxygen sensor or catalytic converter issues, and evaporative emission system (EVAP) leaks.
• Many issues start small (loose cap, faulty sensor) but can escalate to expensive repairs if ignored.
• Our factory-trained technicians diagnose root causes with OEM-grade tools to avoid unnecessary parts replacement.
• Fixing problems early at our dealership often costs less than independent shops over time due to accurate diagnostics and warranty coverage.

What does it mean when the check engine light comes on in a 2025 Ram 2500?

• A steady light usually signals an emissions or performance fault detected by the engine control module.
• A flashing light indicates a severe condition, such as repeated misfires, requiring immediate attention to prevent damage.
• Diagnostic trouble codes (DTCs) stored in the vehicle point technicians to the subsystem involved—fuel, ignition, emissions, or sensors.
• Prompt service at our certified dealership protects warranties and delivers better long-term savings compared with trial-and-error repairs.

How much does a check engine light diagnostic cost for a 2025 Ram 2500?

• Diagnostics typically range from a modest fee for a basic scan to a slightly higher charge when extended testing is needed; exact pricing varies by issue complexity.
• At Herb Chambers Chrysler Dodge Jeep RAM FIAT of Danvers we provide transparent estimates and often cost less than independent shops because of efficient, accurate diagnosis.
• Choosing our dealership delivers immediate savings (right-first-time repairs) and long-term savings (proper fixes, warranty protection).
• Any repair covered under warranty must be performed at a certified dealership to preserve coverage—our factory-trained techs and OEM parts ensure compliant repairs.

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

• Start with the simple items: secure gas cap, fluid levels, and obvious smell or smoke—these quick checks can prevent unnecessary service visits.
• If the light remains, schedule a diagnostic scan with our service center so we can read stored codes and advise the precise next steps.
• Using our certified technicians and OEM scan tools ensures accurate code interpretation and avoids costly guesswork common at independent shops.
• Repair work covered by warranty should be completed at a certified dealership to protect your long-term investment and warranty terms.

How long does a check engine light service take?

• A basic code read and inspection can often be completed within 30–60 minutes; more complex diagnostics or road tests may take a few hours.
• If parts or in-depth testing are required, we provide an estimated time and keep you informed throughout the service.
• Our dealership’s organized workflow and factory-trained technicians speed up accurate diagnosis, frequently costing less overall than repeat visits to independent shops.
• For warranty-covered repairs, having service done at a certified dealership avoids delays and preserves coverage—saving you time and money long term.