Frequently Asked Questions

What does it mean when the check engine light comes on in a 2015 Chevrolet Express Cargo 3500?

• It signals the vehicle’s onboard diagnostics detected an issue with emissions, engine performance, or a related sensor. Problems can range from a loose gas cap to more serious sensor or turbocharger issues on diesel engines.
• At Larry H. Miller Chevrolet Murray we diagnose with OEM-level scanners and factory-trained technicians to identify root causes quickly — often costing less than independent shops while providing better long-term value and warranty protection.
• Repairs covered under warranty must be performed at a certified dealership to preserve coverage; we’ll explain warranty details and available parts options before you approve work.
• We offer service financing so you can get needed repairs now and pay over time, and you can schedule service online for the next available appointment.

How long does a check engine light service take?

• Most diagnostics take 30–90 minutes depending on code complexity and any required road testing. If parts or deeper inspection are needed, we provide an estimated timeline before work begins.
• Larry H. Miller Chevrolet Murray emphasizes speed with accuracy: certified technicians, OEM tools, and streamlined bays get you back on the road faster and reduce the risk of repeat issues.
• Using our service specials can reduce out-of-pocket expense, and service financing is available to keep repairs affordable without delay.
• To book a convenient slot, please schedule appointment or review current service specials.

How much does a check engine light diagnostic cost for a 2015 Chevrolet Express Cargo 3500?

• Diagnostics at Larry H. Miller Chevrolet Murray start around $93.45 for a standard engine-light scan and code interpretation, and may vary if advanced inspection or testing is required.
• Our pricing often costs less than independent shops while delivering certified expertise, OEM parts, and clear documentation — delivering immediate and long-term savings by preventing avoidable failures.
• If work is required, we provide full estimates, explain warranty implications (repairs covered by warranty must be done at certified dealerships), and offer service financing to spread payments.
• Check our current service specials before you come in, and schedule service online for faster check-in.

What is the most common reason for check engine light on a 2015 Chevrolet Express Cargo 3500?

• Common causes include emission sensor faults, diesel particulate filter issues, EGR or turbocharger sensor faults, or loose fuel/filler components. On a diesel V8 6.6L, sensor and DPF-related codes are frequent.
• Larry H. Miller Chevrolet Murray technicians use factory diagnostics to pinpoint the exact code, preventing unnecessary parts replacement and protecting long-term engine health.
• Choosing dealership service saves you money over time — accurate diagnosis avoids repeat repairs and keeps warranty intact; any warranty-covered repair must be completed at a certified dealership.
• We make it easy to act: review our service specials and schedule service online.

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

• Start with simple checks: ensure the fuel cap is tight and look for obvious leaks or smoke. For diesel vehicles like the 2015 Chevrolet Express Cargo 3500, inspect for smoke color and unusual noises while stopping safely.
• Even after simple checks, bring the vehicle to Larry H. Miller Chevrolet Murray for a proper scan — dealer diagnostics catch issues early and often cost less than repeated independent attempts because of accurate initial diagnosis.
• We’ll provide a clear estimate, explain warranty coverage (repairs under warranty must be performed at certified dealerships), and offer payment options including service financing.
• To get started quickly, schedule service or check current service specials before you arrive.