The Dodge and Ram ProMaster is a versatile work van built for hauling cargo, making deliveries, and transporting equipment. Whether you use it for contracting, logistics, or other commercial work, your ProMaster faces heavier demands than a typical passenger vehicle. Its engine and transmission works harder, runs longer, and handles heavier payloads, which makes proper maintenance and quality repairs more important than ever.
Unlike smaller vehicles, commercial vans like the ProMaster are designed to withstand high mileage and demanding workloads. However, these capabilities don’t make the engine invincible. Learn how to get the most out of your ProMaster investment here.
Prioritize Oil Changes for Long-Term Engine Health
The ProMaster’s engine is under constant stress from frequent starts and stops, long idling times, and heavy towing or hauling. Because of this, its oil works harder than in most vehicles. Over time, heat, friction, and contaminants degrade oil quality, reducing its ability to protect critical components.
Neglecting oil changes leads to sludge buildup, overheating, and premature wear on moving parts. To avoid expensive repairs, follow the manufacturer’s recommended oil change intervals and always use high-quality synthetic oil. Synthetic oils hold up better under high temperatures, resist breakdown, and provide superior lubrication for engines designed for demanding commercial use.
Keep the Cooling System in Top Shape
The ProMaster’s cooling system plays a critical role in regulating engine temperature, especially when the van is heavily loaded or navigating stop-and-go traffic. A failing water pump, failing radiator fan, clogged radiator, or coolant leak can cause the engine to overheat quickly — and overheating can lead to significant engine damage.
Have your cooling system inspected at each service and flush the coolant at the recommended intervals. Look out for worn hoses, weak clamps, and leaks around the radiator. Even a small coolant issue can compromise your engine’s performance and reliability if ignored.
Spark Plug Replacement Intervals
Similarly, spark plugs might be small, but they have a big job. Worn or fouled plugs can cause misfires, rough idling, and reduced fuel efficiency. Keeping up with spark plug replacements ensures your ProMaster engine runs smoothly and maintains consistent power, which is essential when the van is under heavy load.
Maintain Clean Air and Fuel Systems
Your engine’s performance depends heavily on clean airflow and efficient fuel delivery. A clogged air filter forces the engine to work harder to breathe, lowering fuel efficiency and potentially letting debris enter the cylinders. Replace the air filter regularly to protect combustion quality and maintain engine responsiveness.
Over time, carbon deposits can also build up in the fuel injectors, affecting fuel spray patterns and reducing power. Regular injector and upper cylinder cleaning services restore proper function, and ensures your ProMaster delivers reliable performance, even under demanding conditions.
Address Early Warning Signs On Time
One of the best ways to avoid expensive engine repairs is to pay attention to warning signs. Unusual dashboard lights, strange engine noises, burning smells, or unexpected vibrations shouldn’t be ignored. These are often early indicators of underlying problems.
For example, a ticking noise from the engine could be a lifter issue, which, if left unchecked, could cause cascading damage to other engine components. By scheduling diagnostics as soon as symptoms arise, you can issues before they lead to bigger and more costly repairs.
Extend Engine Life With Airpark Auto Pros in Gaithersburg, MD
Your Ram ProMaster was built to handle demanding commercial work, but even the toughest engines need consistent care to perform their best. Staying on top of oil changes, cooling system inspections, spark plug replacements, and air and fuel system maintenance helps keep your ProMaster engine running strong for years to come.
At Airpark Auto Pros in Gaithersburg, MD, we have extensive experience in maintaining and repairing Ram ProMaster vans for our commercial fleet customers. Our expert technicians provide a range of services, from preventive maintenance to advanced diagnostics and extensive repairs. This expertise helps you avoid downtime, costly engine repairs, and unexpected breakdowns. Schedule your next service today to ensure your ProMaster receives the care it needs to keep your business running smoothly. Need a larger repair? Airpark Auto Pros will also provide a free loaner work van for multi-day repairs.