Precision Auto Care
1300 Gallatin Pike S. Madison, TN 37115 | (615) 866-3145

General / Misc

Alt + /

The 20.9 Percent Factor (Oxygen Sensor)

Do you know what gas makes up 20.9% of the air we breathe? It's oxygen.   Oxygen is an important part of the combustion process that enables your engine to make power.  The amount of ox...
Published on: Feb 22, 2026

Don't Store These in a Cold Vehicle (Items to Avoid Storing in a Freezing Vehicle)

The other day, a man walked into a restaurant carrying a can of paint. He had just bought the latex paint at the local home improvement store, and he was stopping for lunch. "Latex paint is water-bas...
Published on: Mar 30, 2025

Certified Technicians

Today’s vehicles are rolling computer networks with multiple processors, sensors, and miles of wiring. The mechanical elements from the suspension to the engine valve train are extremely sophist...
Published on: Dec 29, 2024

Auto Repair Ethics in Madison

We’re going to be talking about the ethics of automotive repair.  Unfortunately, every profession has some bad actors that hurt the reputation of everyone else.  In the automotive worl...
Published on: Nov 17, 2024

The Pros of Pros (Let Us Do It For You)

Modern vehicles usually have four wheels, a steering wheel, and an engine, just as they have for decades.  But an awful lot has changed since the days of carburetors and drum brakes.  The ad...
Published on: Jun 23, 2024

A Few "Key" Facts (Ignition Key Issues)

You expect your key to turn in your vehicle's ignition.  But sometimes it won't, and that's a problem, whether you're trying to start your vehicle or trying to leave it.  Several things can...
Published on: May 26, 2024

Don't Be a Stranger

You wouldn't walk into a different dentist's office every time you needed a tooth looked at.  You wouldn't pick out someone at random every time you needed your hair cut.  And on Tax Day?&nb...
Published on: Feb 26, 2024

Mirror, Mirror (Door Mirror Problems)

You've probably seen them lying around at the side of the road: someone's outside rearview mirror that's been knocked off by a driver’s not-so-perfect driving.  And you realize the person w...
Published on: Nov 02, 2023