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10 Commandments Of Catalytic Converter Replacement

Paperwork, laws and warranty issues can cause headaches – even more if you don’t do them right.

Return of the Rotary Engine

Mazda’s refined rotary engine has been resurrected and upgraded.

Understanding Winter HVAC Complaints

Knowing the cause of the complaint might require looking at several components.

Solving Ride Complaints With Alignment Diagnostics

The source of the complaint can be the angles, electronics or tires.

Diesel Engine Air Filter Replacement Rationale

Servicing the air filter for a diesel application requires more care than the air filters in the average gasoline engine.

Diagnosing Electrical Problems With Your Multimeter

Transform your team’s electrical diagnostics skills with these routine multimeter tests.

Battery Management Means Knowing How It Ages

The battery may be fully charged, but you also need to measure how low the voltages go while the engine is cranking.

Acura Turbo Engine Service

It is important to check the operation of the solenoids that control vacuum to the actuators.

Solving BMW Laser and LED Exterior Lighting Issues

Many complaints are that the lights aren’t as bright as before, or there is a warning in the driver information center.

Ignition System Tests You Should (And Shouldn’t) Follow

Do your technicians use tests that might give inconclusive results or do damage to the coil or drivers inside a module?

ADAS Technology and Vehicle Alignment

ADAS and autonomous features rely on the alignment being exactly to OEM specifications to perform correctly.

Repairing Wiring Harnesses

We explore the basics of probing and poking.