DeMary Truck - Truck Sales & Service

09/16/2026

09/15/2026

Getting in and out of the cab may seem routine, but it's one of the most common times drivers can experience slips, trips, and falls. Whenever entering or exiting your truck, maintain three points of contact at all times.

Using grab handles and steps as designed can help improve stability, especially in wet, muddy, or uneven conditions. Taking an extra moment to climb in and out carefully can help reduce the risk of injury and keep you focused on the road ahead.

Tip: Never jump from the cab. A controlled exit is a safer exit.

09/15/2026

🔥 HOW TURBOCHARGERS WORK: A Simple Breakdown 🚗💨
​Ever wondered how a turbocharger squeezes extra power out of your engine? Here is the step-by-step process of how this air-compressing system boosts performance:
​🔴 1. The Exhaust Stage (Driving the System)

​Hot Exhaust Gas: Burning fuel in the engine cylinders generates hot exhaust gases that flow out through the exhaust manifold.

​Spinning the Turbine: These high-pressure gases are directed straight into the turbine housing, spinning the Turbine Wheel at extremely high speeds.

​Exhaust Exit: After driving the turbine, the gases safely travel down through the exhaust pipe and out of the vehicle.

​🟡 2. The Transfer & Shaft

​Connected Power: The turbine wheel is connected directly to the Compressor Wheel via a solid steel Turbo Shaft.

​Lubrication & Cooling: Oil and water feed lines continuously circulate around the shaft bearings to prevent overheating and wear.

​🔵 3. The Air Intake Stage (Compressing Power)

​Sucking in Fresh Air: As the turbine spins the shaft, the compressor wheel rotates at the same speed, pulling in clean air through the Air Filter.

​Pressurization: The compressor housing forces this fresh air together, compressing it to create boost pressure.

​🟢 4. Cooling & Combustion

​Intercooler Phase: Compressing air makes it hot. The compressed air passes through the Intercooler to cool down, making it denser and richer in oxygen.

​Into the Cylinder: The cool, oxygen-dense air flows through the intake manifold into the engine cylinder, where it mixes with fuel for a much bigger, more powerful explosion! 💥

​⚡ Key Safety Component:

​Wastegate Actuator: Regulates excess exhaust pressure to protect the engine and turbocharger from overboosting.

09/11/2026

All of us at DeMary Truck remember

09/09/2026

Parts! Parts! Parts! Ohio’s Largest Stocking Dealer for both Mitsubishi-Fuso and UD Truck Parts and Accessories! COMPETITIVE PRICING GUARANTEED! – IF WE CAN’T BEAT THE COMPETITORS PRICE, WE WILL MATCH IT! Click here for details.

If you’re looking for diesel truck parts, our parts department keeps a large inventory of both manufactures parts as well as common after-market diesel parts. Our highly trained parts staff is ready to answer any questions you have and ensure that all your needs are met.

09/08/2026

DeMary Truck is an authorized Carbon B Gone dealer and service center. An EGR & DPF cleaning will improve your miles per gallon usage immediately!

09/04/2026

DeMary Truck will be closed this Monday September 7th in observance of Labor Day.
We wish everyone a safe and wonderful Holiday!