Frequently Asked Questions

What does it mean when the check engine light comes on in a 2014 Ram Promaster Cargo Van?

• It signals the vehicle’s onboard diagnostics detected an issue — anything from emissions sensors to fuel or ignition system faults. Our certified technicians at Larry H. Miller Chrysler Dodge Ram FIAT Denver diagnose the exact code quickly with factory-grade tools.
• We often cost less than independent shops while delivering OEM parts, technician certification, and documented repairs that extend vehicle life and reduce long-term repair costs.
• Repairs covered under warranty must be done at a certified dealership to preserve coverage; we honor warranties and clearly explain necessary work and warranties before you approve anything.
• To get a fast, accurate diagnosis and to take advantage of our available offers, schedule service or check our service specials.

How long does a check engine light service take?

• Most diagnostics take under an hour. If additional repairs are needed, we’ll provide a timeline and cost estimate — and get your approval before proceeding.
• Our shop workflow prioritizes timeliness: drive-up check-in, quick diagnostic scans, and factory-trained techs who know the 2014 Ram Promaster Cargo Van systems, minimizing downtime.
• We offer service financing so you can get service now and pay later, preserving your schedule and cash flow while ensuring critical repairs are completed promptly.

How much does a check engine light diagnostic cost for a 2014 Ram Promaster Cargo Van?

• Prices vary by issue, but our transparent pricing often compares favorably to independents — we highlight immediate and long-term savings from correct, warranty-backed repairs and OEM parts.
• If a simple fix is found, we apply appropriate service specials and will discuss options and savings before any work begins.
• Remember that warranty-covered items must be completed at a certified dealership to maintain coverage, and we provide clear documentation for every repair.

What is the most common reason for check engine light on a 2014 Ram Promaster Cargo Van?

• Common causes include a loose gas cap, faulty oxygen sensors, or ignition/fuel system issues. Each has distinct symptoms and cost implications if left unaddressed.
• Addressing issues early with OEM diagnostics at Larry H. Miller Chrysler Dodge Ram FIAT Denver lowers repair costs, improves fuel economy, and avoids costly catalytic converter damage.
• To get an accurate read and professional advice, schedule service today and ask about financing if needed.

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

• Start with the basics: check the gas cap for a secure fit. If the light persists, bring the vehicle in for a diagnostic scan so we can read the exact fault code.
• Our technicians use OEM-compliant scanners and follow manufacturer repair procedures to ensure reliable, long-lasting results — and warranty compliance when applicable.
• We make scheduling simple: schedule appointment online and review current service specials before you arrive.

Check Engine Light Flashing

A flashing check engine light on your 2014 Ram Promaster Cargo Van is an urgent signal that the engine control system is detecting a severe misfire or other condition that could damage the catalytic converter or compromise safety. When a light flashes, limit driving and bring the van to Larry H. Miller Chrysler Dodge Ram FIAT Denver right away — continuing to drive can cause escalating repair costs and reduce vehicle reliability. Our Denver service center prioritizes flashing-light diagnostics and triage; we use factory-level scanners to pinpoint misfires, fuel delivery issues, or ignition faults, then present clear repair options. Choosing our dealership means you get certified technicians, OEM parts, and documented repairs that maintain vehicle value and warranty integrity. We also offer service financing to spread payments and immediate savings through available service specials. Don’t risk more costly damage: schedule service online or contact our team for a prompt appraisal and repair estimate to preserve the life of your Promaster.

2014 Ram Promaster Cargo Van Check Engine Light Reset

Resetting a check engine light on a 2014 Ram Promaster Cargo Van without diagnosing the root cause can mask problems and lead to bigger failures later. At Larry H. Miller Chrysler Dodge Ram FIAT Denver we explain why a reset should follow a professional diagnostic: we retrieve and interpret trouble codes, repair the underlying issue with OEM parts, and then clear codes to verify the repair. Our certified technicians document the process, preserve warranty eligibility, and provide post-repair verification to ensure the repair holds. Dealership transparency means you receive an accurate estimate, the option to use genuine Mopar parts when applicable, and a clear discussion of immediate and long-term savings that come from correct repair versus temporary resets. If cost is a concern, we offer service financing and publish current service specials to reduce out-of-pocket expense. To protect your vehicle and confirm a true fix, schedule appointment with our Denver service team.

2014 Ram Promaster Cargo Van Check Engine Light Codes

Common check engine light codes for the 2014 Ram Promaster Cargo Van include P0420 (catalyst efficiency), P0300–P0304 (misfires), P0171/P0174 (lean condition), and oxygen sensor faults. Left unaddressed, P0420 can lead to expensive catalytic converter replacement and failed emissions tests; early diagnosis avoids those costs and protects resale value. Misfires (P030x) can damage cylinder components and catalytic systems — timely repair prevents cascading failures and preserves fuel economy. Lean codes can indicate vacuum leaks or fuel system issues; addressing them quickly restores proper performance and improves MPG. At Larry H. Miller Chrysler Dodge Ram FIAT Denver our factory-grade tools identify the exact code and cause, and our certified techs use OEM parts to repair the issue, often yielding immediate and long-term savings compared with repeated independent fixes. We provide clear estimates, warranty-backed work, and options for service financing. View current service specials and schedule service to get a precise diagnosis and reliable repair from a trusted Denver dealership.