Engine Light & Battery FAQs — 2016 Chevrolet Silverado 3500HD

What does it mean when the check engine light comes on in a 2016 Chevrolet Silverado 3500HD?

• It indicates the vehicle’s onboard diagnostics detected an issue — anything from an emissions sensor fault to ignition or fuel-system irregularities.
• At Stevinson Chevrolet in CO we use factory-grade scanners to identify the exact code quickly, then explain immediate and long-term cost implications so you can choose the right repair.
• Our pricing often beats independent shops when you factor in OEM parts, precise diagnostics, technician training, and extended component life. We also offer service financing so you can get repairs now and pay later.

How long does a check engine light service take?

• Most diagnostics are completed within 30–60 minutes; repairs vary by issue. We prioritize fast turnarounds and transparent estimates.
• Choose to schedule service online for the next available technician and receive guidance about costs and estimated completion time.
• If covered by warranty, remember repairs must be performed at a certified dealership to preserve coverage — our factory-trained techs protect your warranty and vehicle value.

How much does a check engine light diagnostic cost for a 2016 Chevrolet Silverado 3500HD?

• Diagnostic fees are competitive and transparent; our service team will explain immediate costs and the long-term savings of proper OEM repairs versus short-term fixes.
• Stevinson Chevrolet frequently offers lower net costs than independent shops when you include accurate diagnostics, genuine parts, and warranty-backed repairs. Check our service specials for current offers.
• We also provide service financing to help you get safe, reliable repairs now and manage payments over time.

What is the most common reason for check engine light on a 2016 Chevrolet Silverado 3500HD?

• Common triggers include loose or faulty gas caps, oxygen sensors, catalytic converter issues, and ignition or fuel-system components.
• Prompt dealership diagnostics prevent minor faults from becoming costly repairs; our technicians prioritize fixes that preserve fuel efficiency and towing capacity.
• Warranty-covered items must be repaired at our certified service center to remain valid — we’ll check coverage and recommend the best path forward.

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

• First check the gas cap for proper fit; then avoid extended heavy use until a technician can run a diagnostic.
• Book a prompt visit — schedule appointment online — so our trained technicians can read codes, explain findings, and provide a clear estimate.
• Ask about our current service specials and financing options to reduce immediate expense while protecting long-term vehicle health.

Check Engine Light Flashing

The check engine light flashing on a 2016 Chevrolet Silverado 3500HD signals a potentially serious condition — often misfires that can damage the catalytic converter or lead to loss of power while towing. When a light flashes, limit driving and bring the vehicle to Stevinson Chevrolet in CO for immediate attention. Our factory-trained technicians perform rapid diagnostics and recommend repairs that restore performance and protect towing capacity. We use OEM parts, provide clear estimates, and explain how timely work saves money over time by preventing cascading failures. Take advantage of our service specials and ask about service financing to manage costs; repairs covered under warranty must be completed at a certified dealership to maintain coverage. For urgent concerns, schedule service online or call our service team — get back on the road safely with Stevinson Chevrolet.

2016 Chevrolet Silverado 3500HD Check Engine Light Reset

Resetting the check engine light on a 2016 Chevrolet Silverado 3500HD should follow a verified repair, not a simple code clear. At Stevinson Chevrolet in Colorado we explain why a code clear without fixing the underlying issue can mask problems and lead to larger, costlier damage. Our technicians inspect the root cause, perform necessary repairs with OEM parts, and then reset the light as part of a documented service record. Choosing the dealership means transparent pricing, certified technicians, genuine parts, warranty protection, and access to current service specials. We also offer service financing so you can complete essential repairs immediately while paying over time. To protect your investment and vehicle longevity, schedule appointment with our service advisors — we’ll provide a clear estimate and fast turnaround.

2016 Chevrolet Silverado 3500HD Check Engine Light Codes

Common check engine light codes on a 2016 Chevrolet Silverado 3500HD include P0420 (catalyst system efficiency), P0300 (random/multiple misfires), P0442 (evaporative emission control small leak), and sensor-related codes like P0135 (O2 sensor heater). Ignoring these can increase emissions, reduce fuel economy, harm towing performance, and cause expensive downstream failures. At Stevinson Chevrolet in CO our technicians diagnose the exact code, show the cost-to-repair options, and explain immediate and long-term savings of timely repairs. We pride ourselves on quick, accurate service, OEM parts, and warranty-backed repairs — repairs covered under warranty must be done at a certified dealership. Use our schedule service tool to book a visit and review available service specials. Protect your Silverado’s capability and resale value with expert diagnostics at Stevinson Chevrolet.