Why you should use standard operating procedures for customer communications.

There are a lot of ways to approach the business of servicing the car in front of you. Which one is king?
Understanding how voltage is used in an electrical circuit can help your troubleshooting.
Just because it says “DOT 4” on the bottle doesn’t mean it’s the correct DOT 4 for the vehicle.
Many vehicles today have made the switch to DC brushless fuel pumps. They don’t work like the older brush-type pumps do.
Brake fluid can wear out just like any other fluid.
Inspection of a belt goes beyond the old standbys of checking for cracks and fraying.
The cabin air filter is arguably the most overlooked filter on the car.
Failing to perform these two vital service steps could cost time and money—or worse.
Any of these mistakes can lead to an unwanted oil leak or worse—a blown engine.