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What is a Heavy-Duty Truck?

What Is a Heavy-Duty Truck? A Legal and Mechanical Perspective for Litigation and Claims

 Heavy-duty trucks fall under Class 7 and Class 8 in federal vehicle classifications. These vehicles have a GVWR of 26,001 pounds or more.
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how do air brakes work?

How Do Air Brakes Work in Heavy Vehicles?

 Heavy-duty trucks, buses, and RVs need powerful brakes. Air brakes use compressed air instead of hydraulic fluid to stop these big vehicles.
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Axles - what are they and what do they do in a commercial vehicle?

What Are They and What Do They Do in a Commercial Vehicle?

 An axle is either a rotating shaft or fixed beam connecting two wheels. Powered axles send torque to the wheels. Unpowered ones just hold weight and keep wheels aligned.
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How Airbag Deployment Systems Work: Sensors, Timing, and Data Recording

How Airbag Deployment Systems Work: Sensors, Timing, and Data Recording

 Airbag systems protect occupants during crashes. They reduce injury severity in certain collision types.
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Out-of-service criteria (OOSC) for Commercial Trucks in 2025

Out-of-service criteria (OOSC) for Commercial Trucks in 2025

 Every year, the Commercial Vehicle Safety Alliance reviews and updates the North American Standard Out-of-Service Criteria.
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How Are Emissions Regulated in a Commercial Truck?

How Are Emissions Regulated in a Commercial Truck?

 The U.S. Environmental Protection Agency (EPA) sets emission standards for commercial trucks. It also enforces these rules nationwide.
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Vehicle History Disputes Simplified

What Is the Magnuson-Moss Warranty Act?

 The Magnuson-Moss Warranty Act became federal law in 1975. It protects consumers by making warranty terms clear and fair.
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What Is a Hydraulic Brake System?

What Is a Hydraulic Brake System?

 A hydraulic brake system transfers pedal force to the wheels through pressurized fluid in a sealed system.
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What Does Original Equipment Manufacturer (OEM) Mean for Cars?

What Does Original Equipment Manufacturer (OEM) Mean for Cars?

 Have you ever been told you need “OEM parts” for a repair and wondered what that means? It comes up often in auto shops and parts stores.
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What is a Driver Vehicle Inspection Report (DVIR)?

What is a Driver Vehicle Inspection Report (DVIR)?

 A driver vehicle inspection report (DVIR) is a formal record that certifies a driver has inspected their commercial motor vehicle (CMV).
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