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Looking for help with your vehicle? Do you see the dreaded check engine light on? have a problem with your car or truck and need a find a DIY guide? Our collection of How To articles can help you save money and time and get back on the road. No matter what issues in your vehicle you can find the how to tutorial to help you.
Whether you car problems are simple or complex, our guides are here to help. With just a digital multimeter at your side, you can test and diagnose most of your car issues with our How To articles. One of the other tools that is a must have when you want to fix a car yourself is the OBDII scan tool.
These tools quickly connect to your OBDII vehicle to read the Diagnostic Trouble Codes that are stored in your engine computer. Need a How To guide but can't find it in our archive? Leave us a comment or message us and let us know, we'll be glad to help!

Popular FAQ

How To Test a 2JZGE MAF

The 2JZGE is an excellent platform for turbocharged performance, known as the NA-T. Most enthusiasts don't know that the non turbo 2JZ is quite...
Porsche Cayenne Turbo Electric launching on a drag strip during a 9.5-second quarter-mile test

The 1,139-HP Porsche Cayenne Turbo Electric Runs a 9.5-Second Quarter-Mile

Independent testing sends the 5,960-pound Porsche Cayenne Turbo Electric to 60 mph in 2.1 seconds and through the quarter-mile in 9.5 seconds.

How To Test a Mazda B2300 TPS Sensor

When your Mazda B2300 TPS sensor begins to fail, it can cause a bunch of issues with your light duty truck. The TPS is...

FAQ – 1g and 2g DSM ECU Pinouts

We're asked on a regular basis on what pin and wire is what, what color wire does this do and where do I need...
Acura RSX green immobilizer key light flashing during a crank-no-start diagnosis

Why Is the Green Key Light Flashing on My Acura RSX?

A flashing green key light means your Acura RSX immobilizer cannot validate the ignition key. Learn how to test the key, fuses, receiver, relay and PCM communication.

How To Avoid a Blown Head Gasket – GEN III

Blown head gaskets are nothing new for GM GEN III truck and van owners, who have found many different ways to avoid overheating. Despite...

FAQ : Is My Exhaust Legal?

Easily one of the most asked questions of any automotive enthusiast, "Is my exhaust legal?" is one posed to many shop owners and smog...

How To Test a Chevy Cavalier MAP Sensor

The Chevy Cavalier MAP Sensor is a barometric pressure sensor that's designed to deliver information about the air coming into your engine. This MAP sensor...