Systems
How Does a Transmission Cooler Use the Radiator?
Learn how an in-radiator transmission cooler moves heat from transmission fluid into engine coolant, keeps the two fluids separate, and what service it needs.
Car blog Page 788
Practical automotive articles on maintenance, diagnostics, vehicle systems, buying used cars, tires and electric driving.
Systems
Systems
What Is Hydraulic Power Steering? How the Pump, Fluid and Rack Work
Learn what hydraulic power steering is, how the pump, fluid and rack assist work together, and which maintenance checks keep the system healthy.
Systems
What Is a Car Durability Prototype? Repeated Loads, Test Routes, and Inspection
Learn what a car durability prototype is, how engineers use repeated loads and test routes to simulate long service life, and what inspections reveal.
Systems
Why Do LED Headlights Need Drivers?
Learn why LED headlights need drivers: how an automotive LED driver circuit regulates current, controls dimming, and detects or causes faults.
Maintenance
What Is a Magnetic Parts Tray Useful For? Uses and Limits
Learn what a magnetic parts tray is useful for in car repair: how it holds steel fasteners, where to place it, and which parts and situations it cannot handle.
Ownership
What Is a Vehicle Location Service? How Connected Car Location Works
Learn what a vehicle location service is, how GPS and cellular networks report a connected car's position, how apps display it, and where its limits lie.
Systems
Why Do Door Seals Leave Marks on Car Paint?
Learn why door seals leave marks on car paint, how rubber contact and heat cause weatherstrip transfer marks, and how to clean them safely.
Systems
What Made Streamlined Cars Look Different?
Learn what made streamlined cars look different: blended body shapes, the airflow ideas behind them, and the packaging changes that made low, flowing designs possible.
Systems
Why Do Cars Use Acoustic Windshields?
Learn how acoustic windshields use a damping interlayer to reduce wind and road noise, what they can and cannot do, and what to check when replacing one.
Electric and hybrid
What Is a Battery Cooling Plate? How EV Packs Move Heat
A battery cooling plate is a liquid-cooled metal panel that moves heat to and from EV battery cells. Learn how cell contact, coolant flow, and temperature uniformity work.
Systems
Why Are Early Car Prototypes Hand-Built?
Why early car prototypes are hand-built: low-volume parts, physical fit testing, and fast design changes make hand assembly practical before production tooling exists.
Systems
What Makes a Headlight Beam Pattern? Source, Optics, Cutoff and Aim
A headlight beam pattern comes from the light source, the optics around it, a deliberate cutoff, and correct aim. Here is how each part shapes the light on the road.
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