Lemmy explains why this basic task always comes before removing the positive cable to help you understand the theory behind the practice.

Think you know how to pour oil out of a jug? Are you sure about that? Lemmy and Nick talk about the best oil pour techniques to avoid making a mess.
Can independent repair shops benefit by offering mobile service to an increasingly immobile America?
Your multimeter is a versatile tool. But for certain diagnostics, you need an oscilloscope to get a closer look at a vehicle’s electrical systems.
Auto care news and advice you can use.
A practical approach to auto repair shop management.
Ready to grow your shop’s business with fleet maintenance, service and repairs?
There are many types of punches. There’s a reason for that.
A helpful video investigation of proper (and improper) torque wrench techniques and habits.
It’s much more than just Christine.
Shop Press is the news and idea hub for everything related to working on cars and trucks, focusing on repair, technology, and wrenching lifestyle. With interesting stories from around the world, features on creative people and solutions, and all kinds of other stuff that’ll make you use your mind and your hands.
Auto care news and advice you can use.
Ever spot what appears to be a second oil filter under a vehicle? Lemmy and Nick discuss the advantages of spin-on transmission filters for fluid protection and service.
It might be time to rethink oil changes.
There’s two ways to use tire mounting compound.
Get up to speed on a safety feature not often seen in the United States.
The celebration of a magazine that was, for some, where their love of working on cars began.
There are many types of punches. There’s a reason for that.
A helpful video investigation of proper (and improper) torque wrench techniques and habits.
It’s much more than just Christine.