DIY Auto Repair

Strange car noises can be a mystery, but this simple guide will help you find their source and meaning.

Discover the causes behind the most common problems with your vehicle's lighting systems using this quick guide.

Let the sounds of a bad starter help you diagnose and repair your hard-to-start or no-start problem with your car.

You can replace the intake manifold gasket in your own vehicle if you know what steps to take.

An engine head gasket repair could be a feasible project to do at home, if you know about the different necessary resources.

What should your car battery voltage be looking like in a variety of different situations? Find out this and more specifics so you're not left surprised.

How to disassemble a wheel bearing on a Ford Expedition to eliminate a wobbly tire.

Often, a starter grinding noise comes from a common problem you may be able to diagnose and fix yourself.

When engine hesitation occurs with no trouble codes, you could feel at a loss, but this post will help you find the problem.

Weak spark problems may come from poor ignition system maintenance. They may be easy to fix at home.

Does your car do nothing when you press the lock or unlock button on your remote control key? The battery is dead. Take it to the dealer or repair shop and let them replace the battery. Or, do this simple task yourself and keep your hard-earned cash.

Learn how the EGR system in your car works, its most common problems and solutions.

What is a P0340 code? What should you do if you encounter one? This P0340 Code guide helps you consider the real possible culprits behind the problem, and the potential solutions.

Learn about the EGR valve location in your vehicle with this practical guide, whether yours is vacuum or electronically operated.

If your car struggles to start when the engine is cold, check the most common sources of trouble.

Testing a DPFE sensor and other potential faults to consider.

P0401 code causes may vary from one vehicle model to another, but you still have a chance at figuring out and solving this emission trouble code.

Know the most common reasons for a rough idle so you can repair your car faster.

Which of these ten basic problems is keeping you from starting your engine?

Learn the most common signs of a bad car battery to help you diagnose the issue and prevent future failures.

If your 4th Generation CRV is approaching 100k miles, it's time to replace the spark plugs and ignition coils. It can cost a bundle to have a mechanic do it. It is easy to do yourself and save hundreds of dollars.

Explore common power steering system problems and their potential sources, for a faster repair.

A loud exhaust noise usually comes from easy-to-diagnose problems. So if you notice rattling or hissing sounds coming from your car, here's what you should do.

Learn how to replace the side mirrors on your Ford Ranger or Mazda B series with this easy, step-by-step guide.

Noises and smells can give you clues to diagnose common exhaust system problems, if you know where to look.

Exhaust leak diagnosis using simple methods and repair suggestions to save money.

Intake manifold leak diagnosis can be tricky. A leak may occur for more than one reason, including a disconnected vacuum hose. Here are a few simple techniques and steps to find the problem.

Learn the different signs of a bad alternator to make a faster diagnosis. You can make some repairs using a few common tools.

You can do a camshaft position sensor test using a digital multimeter at home and, if necessary, using a few common tools.

If your car's A/C is running most of the time, shortening the life of your compressor, you may be able to replace an externally controlled variable-displacement compressor with a cheaper fixed-displacement compressor, while keeping some advantages of the original compressor.

Noticing bubbled paint on the edge of your fender? Wondering if you can fix your fender yourself? Here are the steps to easily repair this common problem. From sanding to priming and finally painting and clear coat. I will provide an easy, step-by-step guide with a list of products I used.

The secondary air pump is part of a vehicle's smog system. Is yours broken? Don't worry: it can be fixed. Here's how I fixed it and replaced it on a 1989 Chevrolet. This is applicable to other cars as well!

Wondering how to fix your break lights? Your brake lights can be off without you even knowing it. A common cause of brake lights not working is a brake light switch. Here is a fix that worked for my 2013 Honda Civic (9th generation) and should work for many other cars.

Does your car start idling rough when you turn on the air conditioner? If so, check these common sources of trouble.

Do you turbocharge your car? Wondering how? What is turbocharging and why would you do it? Here are the basics of turbocharging and what to look for when buying a turbocharger for an Acura or Honda.

Is the front ball joint broken on your Honda? Suspension not quite up to par? Let's fix it. In this article, via video, I'll show you how to replace the front suspension lower ball joint on a '02 Honda Civic EX.

If you have a car idling low, there are a few common components you can check at home using some simple tools.

Check the most common faults that might cause an engine to run cold.

This article, via video, will show you how to replace the rack and pinion assembly commonly found on Toyota and Lexus passenger sedans (i.e., Camry, Avalon, Corolla, ES300, ES330, etc.) The replacement was necessary due to power steering fluid leakage coming from the inner tie rod end seals.

Is your car idling high? Check the most common sources of abnormal fast idle problems, including a faulty PCV valve or bad ECT sensor.

I bought a TOPDON BT100 battery and alternator tester for my at-home toolbox to replace a bulky old Snap-On tester. Was it worth the money? Did it work? Was it a good addition to my toolkit? Read on to find out.

If your battery dash light is flickering and your battery is discharging, it could be the electronic load detector. The video here shows how to replace it.

This article, via video, will show you how I replaced the passenger-side axle shaft on a 2008 Toyota Camry. You can use this procedure as a guide for other Toyota and Lexus passenger sedans since Toyota's axle design is consistent.

This article, via video, will show you how to compress caliper pistons to perform a brake pad replacement service on a Lexus RX350 with electronic parking brakes.

If your car has a rough idle when cold, check these common sources of trouble and fix your car sooner.

Do you have front end clunking, rattling, and scratching noises on your Corolla? These noises, for me, persisted after I replaced the suspension struts on a 99' Toyota Corolla with over 200,000 miles. Here's how I fixed it.

This article, via video, will show you how to replace a malfunctioning AC compressor and condenser on the Lexus ES330. The ES330 chassis changed from the ES300 (except the '02 and '03 ES300) making service access to the compressor and condenser different.

Noticing weird clunking noises when accelerating or driving over rough roads? Engine revs up before the car moves? It could be worn engine mounts. This article, via video, will show you how to replace these mounts yourself. I demonstrate on a 2003 2.4L Toyota Camry.

Problems with your Lexus? This article, via video, will demonstrate how to replace the A/C compressor and condenser on a Lexus ES300 with over 170,000 miles.

EPA emission standards don't allow engine blow-by gases to be released into the atmosphere. But channeling these spent oily gases back into your engine will eventually carbonize engine internals and impact performance. Installing an aftermarket oil catch can is a easy and simple solution.