It’s been asked of every new mechanic for more than a century. Does it matter in 2025?

Lemmy tries out the cheapest lab scope available on Amazon.
Coiled wire is a smart idea for adding service loops or mechanical strain relief on automotive electrical jobs or other projects.
Removing old solder is a crucial part of preparing a component for a new soldered connection, and a desolder pump (often called a solder sucker) is the ideal tool for the job.
When placing an airbag on a workbench, which is the safest direction for it to face? We have the answer.
You know what bump steer is. Where does it originate?
When the pump automatically shuts off after filling a vehicle’s tank, many people are tempted to add a little more gas. Unfortunately, this can do more harm than good, and the repair bills could add up quickly.
It isn’t the “registration and insurance card box,” after all.
What do you check during drum brake service?
Any auto repair shop worth its salt has at least one welding rig to handle all kinds of jobs.
What causes brake noise?
Almost every vehicle on the road has a longer wiper blade on the driver side. On older vehicles, you’ll also see two of the same size wipers working together. But can you think of any models that have the longer wiper blade on the passenger side?
What does “MIN THK.” really mean?