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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

What is the SAFC?

Today we'll be talking about the Apexi Super AFC, and How to Setup the Apexi Super AFC as well as it's many many variations. We...

Nuts and Bolts – How To Read Bolt Grades

Most car guys will remove, install and replace bolts many times and never look at bolt grades. After all, if it's not broke why...

How to Donate A Car in California

Contrary to popular belief, donating a car in California doesn't have to be a challenge. Knowing how to donate a car properly,...

How To Install DEFI Boost Gauge

The boost gauge is one of the most important items you can ever install in your turbocharged or supercharged vehicle. The importance of this...
Automotive wiring load test showing 12 volts with no load and voltage collapsing under load due to a corroded high-resistance connector.

How to Load-Test Automotive Wiring: Why 12 Volts Doesn’t Mean the Circuit Is Good

Seeing 12 volts at a connector doesn't prove the circuit is healthy. Learn how automotive wiring load tests expose corrosion, weak terminals, damaged wires and other hidden resistance.

How Starter Solenoids Work

Starters are an important part of any vehicle, regardless of make or model. In order to start your car, the starter must be able...
LS1 24x crankshaft reluctor compared with later 58x LS reluctor wheel

LS1 24x vs. 58x Reluctor Wheels: What You Need to Know Before Mixing LS...

Learn the key differences between LS1 24x and 58x reluctor wheels, including crankshaft compatibility, PCM requirements, sensor considerations, and what to verify before assembling or swapping an LS engine.

FAQ : B Series Cam Guide

We've tackled the Cam Guide or How to Choose Cams Guide for the LS1 series of engine in our How to Swap LS1 segments...