Frequently Asked Questions

What does it mean when the check engine light comes on in a 2020 Dodge Grand Caravan?

• It signals that the vehicle’s onboard diagnostics have detected an issue — anything from a loose gas cap to an emission, sensor, or ignition fault.
• At Larry H. Miller Chrysler Dodge Ram FIAT Denver in Denver, CO, our factory-trained technicians read the codes and explain the exact problem and repair options clearly.
• We often cost less than independent shops while delivering OEM parts, certified repairs, and long-term savings through proper fixes and warranty coverage.
• Many warranty-covered repairs must be completed at a certified dealership to keep coverage valid; our team will confirm whether a repair is covered.
• To get started, you can schedule service or review current service specials. We also offer service financing to help you get the work done now and pay later.

How long does a check engine light service take?

• Diagnostics typically take between 30 minutes and one hour depending on the issue and required testing.
• Simple fixes — like tightening a gas cap or replacing a sensor — can often be completed the same day; more involved repairs will be scheduled with you for minimal downtime.
• Our technicians use factory tools and OEM parts for faster, more reliable repairs and accurate time estimates.
• We prioritize efficiency and transparency, and our service advisors will outline time, cost, and warranty details before work begins.
• Book a convenient slot online to reduce wait time: schedule appointment. Check our service specials for savings.

How much does a check engine light diagnostic cost for a 2020 Dodge Grand Caravan?

• Diagnostic fees vary, but at Larry H. Miller Chrysler Dodge Ram FIAT Denver we provide competitive pricing and transparent estimates tailored to the repair required.
• We often provide better value than independent shops due to our access to OEM parts, specialized training, and warranty-backed repairs — delivering immediate and long-term savings.
• If repairs are needed, we’ll present options and explain how certified service protects vehicle longevity and preserves warranty coverage.
• Service financing is available so you can get necessary repairs now and pay over time.
• To confirm pricing and schedule a diagnostic, schedule service or check current service specials.

What is the most common reason for check engine light on a 2020 Dodge Grand Caravan?

• The most frequent causes include faulty oxygen sensors, loose or damaged gas caps, ignition coil or spark plug issues, and malfunctioning catalytic converters.
• If left unaddressed, these can reduce fuel economy, increase emissions, and cause costly downstream damage.
• Our certified technicians diagnose the root cause quickly and recommend OEM repairs that preserve performance and resale value.
• Remember: warranty repairs should be performed at a certified dealership to maintain coverage — our advisors will confirm eligibility.
• To act quickly, schedule service and explore our current service specials to save on repairs.

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

• Start with simple checks: ensure the gas cap is tightened properly and inspect for obvious leaks or loose wiring.
• Even when it seems minor, a diagnostic scan at the dealership identifies stored trouble codes and any pending issues before they escalate.
• At Larry H. Miller Chrysler Dodge Ram FIAT Denver our scans are performed with OEM-level tools so you get precise fault data and repair guidance.
• We emphasize transparent pricing, available service financing, and long-term value by using OEM parts and certified technicians.
• When ready, schedule service or review our service specials to make your visit efficient and affordable.