Frequently Asked Questions

Why is a battery important for a 2018 Ram Promaster Cargo Van?

• Modern vehicles rely on the battery to power ignition, electronics, and critical systems—your 2018 Ram Promaster Cargo Van needs a healthy battery to start reliably and protect onboard diagnostics and accessories.
• Weak batteries strain the alternator and can lead to reduced fuel economy and unexpected roadside failures; timely service preserves performance and resale value.
• At Larry H. Miller Chrysler Dodge Ram FIAT Denver we pair factory-level diagnostics with trained technicians to prevent repeat issues—our approach often costs less than independent shops while delivering higher-quality service and longer-term savings.
• We offer service financing so you can get the work done now and pay later, and any repairs or warranty-covered work must be completed at a certified dealership to maintain coverage.

How long does a battery replacement take?

• Most battery replacements for the 2018 Ram Promaster Cargo Van are completed in under an hour, depending on accessory configurations and diagnostics.
• Our techs run a full charging system test and inspect connections to ensure immediate reliability and long-term performance.
• We provide quick-turn service without cutting corners—this saves you time and money versus repeated visits, and available schedule service slots make planning easy.

How much does a battery cost for a 2018 Ram Promaster Cargo Van?

• Battery cost varies by type and capacity; our dealership provides transparent pricing and explains options before any work begins.
• With OEM-quality batteries and certified installation, customers often experience both immediate savings and reduced lifetime maintenance compared with repetitive, lower-quality replacements at independent shops.
• Ask about current service specials and finance options so you can get service now and pay later.

How often should you replace the battery?

• Typical automotive batteries last 3–5 years depending on usage, weather, and load; commercial use or long idle periods can shorten that life.
• We recommend annual tests for a 2018 Ram Promaster Cargo Van to catch declines in capacity early and avoid downtime during a job.
• Warranty-covered battery checks and replacements should be done at a certified dealer to preserve coverage and ensure genuine parts.

What type of battery is in the 2018 Ram Promaster Cargo Van?

• The 2018 Ram Promaster Cargo Van typically uses a conventional lead-acid starting battery sized for commercial duty; some configurations use enhanced capacity units to support accessories.
• We test your vehicle to recommend the correct battery chemistry and reserve capacity to match real-world usage and towing needs.
• Our certified technicians install OEM-equivalent batteries and uphold warranty terms—repairs under warranty must be performed at a certified dealership.

What size battery is in the 2018 Ram Promaster Cargo Van?

• Battery size varies by production options; we confirm group size and terminal layout with diagnostics before recommending a replacement to ensure fit and performance.
• Choosing the correct group size preserves starting power, accessory support, and alternator longevity for your Promaster.
• Learn about current service specials or schedule service online to get a fast, guaranteed installation by factory-trained techs.