VIDEO: Air Filter Capacity And Efficiency
Andrew Markel addresses a reader comment about air filter efficiency and the balance between efficiency and capacity.
VIDEO: Measuring Flange Runout: Two Lug Nuts, Or Five?
Andrew Markel explains best practices for new brake rotor installation by checking flange runout with a certain amount of lug nuts attached and torqued.
VIDEO: When A Power Steering Pump Explodes
If a power steering pump self-destructs, every particle needs to be retrieved from the system to prevent further damage to other components.
VIDEO: Stop-Start System Service Opportunities
Andrew Markel discusses service opportunities for vehicle stop-start systems and how several modules are involved in the activation of the feature.
VIDEO: Avoid Water Pump Damage With The Correct Coolant Mix
Adam Redling explains the importance of properly mixing coolant and water to avoid damage to the water pump.
VIDEO: How Do MAP And MAF Sensors Interpret Vacuum Leaks?
Andrew Markel goes under the hood to explain the different ways that mass airflow sensors and manifold air pressure sensors look at vacuum leaks.
VIDEO: Thimbal And Planar Oxygen Sensors
Andrew Markel goes over the composition of two types of oxygen sensors with a brief history into each.
VIDEO: Does An Old Air Filter Weigh More Than A New One?
Andrew Markel shows how a dirty air filter can impact engine performance and even damage engine components.
VIDEO: Replacing Gear Oil In Drivetrain Components
Andrew Markel stresses the importance of replacing lubrication in drivetrain components to prevent damage to the many parts inside them.
VIDEO: Inspecting Ride Control Components The Correct Way
In this video, Andrew Markel covers why the old-fashioned knee test is not valid for late-model cars and trucks when inspecting shocks and struts. Modern shocks and strut have valving that can sense low- and high-frequency movements that can create problems for technicians who test these components with their knees.
VIDEO: Noise On Braking And Acceleration On VW Vehicles
Andrew Markel shows how control arms can develop a noise during braking and acceleration, and what to replace to fix it.
VIDEO: What Are Direct Fit And Programmable TPMS Sensors?
Andrew Markel explains the two types of TPMS sensors and how each can fit into your workflow.
