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Auto Repair: Most Popular Articles

These articles are the most popular over the last month.
What to Look For When You Just Can't Get Your...
If your car won't start, it might be the starter, or your wiring, or your fuel injection, cold start, key won't turn, hot start, and many more things.
Airbag Danger List
If you're worried about the recent airbag recall, check here to see if your car or truck is on the list of affected vehicles.
5 Ways to Tell Your Car is Overheating
There are many reasons why your car may be overheating. Take a look at this list of common causes of overheating and you will be closer to diagnosing.
What Does Your Car's EGR or Exhaust Gas...
The EGR valve is a crucial part of your car's emission control system. The EGR valve was an invention that made your car more efficiently burn its fuel and create fewer emissions. Do you need to know what an EGR valve is? Do you wonder whether you can replace your EGR valve? We'll help you out.
What to Do if Your Car Won't Start or Even Turn...
If your car won't turn over, you could save hundreds of dollars by figuring out what's wrong on your own. It's worth a try!
Why Is My Car Shaking?
If your car is shaking, whether it's the steering wheel or something deeper, this checklist can help you figure out what's causing the problem.
Do You Know the Difference Between a Sunroof...
Every wonder the difference between a sunroof and a moonroof? Maybe the sunroof is for people who like to drive during the day and the moonroof is for night owls? Not likely, but the real answer is here for you to soak up. Check it out.
Car Idling Too Low, Too High?
If your car is idling to high or too low, it could be an early sign of a bigger problem. Figure it out now and save money on future repairs!
Re-Cool Your Car's AC!
The low pressure port on your air conditioning can be used to recharge the AC system, and make your AC cold again. See how to do this right here. Page 5.
Diagnosing Automatic Transmission Problems With...
When you have automatic transmission issues, a simple auto transmission checklist will help out to diagnose your aiutomatic transmission problems.
How to Fix Your Own Chipped Windshield
You can repair your windshield yourself with a windshield chip repair kit. We've tested them, and now we'll show you how to fix a chipped windshield using one of these kits. Save money, you don't need a replacement windshield, fix this one.
How to Clean Your Car's ABS Wheel Sensor
The ABS light can be triggered by a number of symptoms. Before you decide to take the car in, you might want to take a look at your ABS wheel sensors.
How to Flush Your Car's Radiator
It's important to keep your car's radiator and cooling system clean. Performing a radiator flush at least once a year stops corrosion from building up in your radiator, keeping things nice and cool. This simple step-by-step car radiator flush is the key to good radiator health. Your cooling system is important. Change your antifreeze and stay cool.
When and How to Clean Your Car's EGR Valve
Before you replace your exhaust gas recirculation (EGR) valve, many people try cleaning it. It's easy to clean your EGR valve, and here's how to do it.
What to Know About Timing Belt Replacement
Timing belt replacement information for most makes including Honda, GM, Chevy, Chrysler, Acura, Audi, Volkswagen, Volve, Toyota, Ford, and many more.
What to Do if Your Car's Brake Pedal is Low or...
It can be hard to diagnose a brake problem, but troubleshooting your brakes doesn't have to be impossible. Whether it's low brake pressure or a pedal that's hard to press, this brake troubleshooting guide can help you figure out what's wrong with your brakes.
How to Jump Start Your Car With Jumper Cables
If you aren't sure how to connect jumper cables to your battery, be sure to read this before you try to give your car a jump. Serious damage can result from misplaced jumper cable connections.
What to Do if Your Car is Using too Much or...
If your oil level drops between oil changes you might have a problem. Troubleshoot your oil consumption problems to see if you need to make a repair. Engines may be burning oil or leaking oil, or you might have oil in the antifreeze.
How to Replace The Turn Signal Relay on Your Car
If your turn signals aren't working, they won't come on or they blink rapidly, you need to replace your turn signal relay (also known as the flasher relay). The turn signal relay or flasher relay is usually easy to access so that you can repair your turn signals without spending a lot of time troubleshooting.
Changing Your Own Fuel Filter Step-by-Step
To safely install a new fuel filter, you need to depressurize the fuel system. Failing to do this can result in a powerful spray of gasoline.
How to Replace The Brake Pads on Your Car
Changing brake pads is easy to do yourself. I will tell you step by step how to replace brake pads. With photos. Brake pad installation is not difficult, and with this step-by-step instruction you can save big money. Replacing your brakes (disc brake pads) can be done quickly, If it's time to install new brake pads on your car, be prepared.
How to Bench Test Your Car's Ignition Coil and...
Your ignition coil can be the culprit in many automotive troubleshooting situations. You will need to test your coil to see if its bad.
What is Antifreeze?
What is antifreeze? What is coolant? Are they the same thing?
How to Use a Dipstick to Check Your Oil
Checking your oil with your car's dipstick is the single most important thing you can do to extend the life of your car and keep your engine healthy.
Save Time and Money By Replacing Your Headlight...
If you don't replace your own headlight, you'll pay big at the shop. It takes 5 minutes, and you'll save lots of money by installing it yourself.
Replace Your Car’s Burnt-Out Bulbs in 4...
It's not safe to drive around without all of your lights shining brightly. Every bulb on the outside of your car has a safety function.
Replacing the Battery in Your Car's Keyless...
We rely on the remote unlock, lock, and alarm functions on our car or truck key fob, or key chain. This keychain remote has batteries that go dead. If you have a dead or weak battery in your car remote, you will lose range or not be able to use it at all. Replacing your car remote battery is easy. You can replace the battery in 5 minutes or less. We'll show you a Honda remote and a Mercedes Benz remote as examples.
How to Wet Sand Your Car's Primer or Paint
Wet sanding is a simple process that, when done right, can produce amazing results. Whether you are trying to prep your car for a paint job or revive a tired finish on your old car or truck, you should have wet sanding as part of your restoration arsenal. Learn how easy it can be done, and how to do it properly here.
Is My Car Recalled?
Do you suspect that your General Motors car or truck is involved in the latest manufacturer recall? Here's a list of vehicles involved along with some great sources of information to help you deal with an ignition switch recall.
Understanding OBD or On Board Diagnostics and...
Engine codes are the language of your car's diagnostic system. Don't speak OBD II? Don't worry, we've got you covered with this database.
What to Do if Your Car Shimmies, Bumps or Has...
Suspension problems are hard to diagnose. Whether you have shakes, shimmies, vibrations, or bumps, we can help troubleshoot with you.
What to Do When Your Car Key Won't Turn in the...
Ever get in your car and you can't even turn the car key? Everything seems stuck. There's an easy way out of this jam, and it won't cost you a thing.
How to Check or Refill the Coolant in Your Car
Don't let your car run hot because it's low on coolant. It's easy to check the coolant level in your radiator. It should be part of your regular maintenance routine and only takes a second.
4 Minor Things Your Car's Check Engine Light...
Learn about the common triggers that can cause your Check Engine light to come on for almost no reason at all, to save you money and your safety.
How to Test Your Car's Ignition Coil Without...
A bad coil means no spark, so testing your ignition coil is an important step in troubleshooting an no-start or a no-spark issue.
Help With Overheating Engines
An overheating engine can be more than frustrating, it can be dangerous. Figure out why your engine is running hot to give you some peace of mind this season.
How Does Your Car’s Alternator Work?
How does an alternator work? What does an alternator do? If you've ever wondered what's going on inside your alternator, read up here.
How to Replace Your Car's Water Pump Step-by-Step
Before you panic, you should be sure your water pump has failed. There are some definite signs to look for that can help you diagnose a broken water pump or troubleshoot the problem further to see what the problem may be. If you need a new water pump, our step by step instructions can help you save big money by replacing it yourself. Page 2.
Trailer Wiring Diagram and Color Chart
This is the trailer wiring colors and location on a standard trailer wiring harness. If you need to know what color wire goes to what, see this chart.
How to Repair Your Car's Plastic Bumper
If you're driving around with bumper damage, you can repair it at home and spend very little money in the process. Check out how we repaired this plastic bumper cover for less than $100. It was torn, scratched and had multiple holes in it. The result was a superb value for the cash outlay.
No More Flat Tires!
When airless tires hit the market, we may witness a revolution in auto maintenance. Check out why they're so cool and will make big waves.
How the Automatic Air Conditioning in Your Car...
These are many parts that make up your car's AC system. Understanding what each does will make it much easier for you to know what's gone wrong. Page 2.
What Is the Battery Light on Your Dashboard...
The dash lights on your car all mean something. Be sure you know what to do if your battery light comes on while you're going down the road.
How to Drain Your Car's Gas Tank Safely
If you've ever needed to drain your gas tank, you know how frustrating it can be. The problem was you were lacking good equipment and good advice. I'll show you how to do it right.
How Does My Ignition System Work?
Without an ignition coil, distributor cap, rotor, spark plug wires and spark plugs, you can't do much at all with a tank of gas.
Plugs Aren't Just for Hair...6 Steps to...
You can plug your own flat tire for about $5. Buy a tire repair kit and use this guide to learn how to repair your flat tire safely in about 15 minutes.
What Does an Antilock Braking System Do and How...
How does ABS work? What is my antilock braking system doing? Here is a guide to the ins and outs of your car's ABS brakes and the system that runs them.
What Blue, White, Gray or Black Smoke in the...
Your exhaust pipe has smoke coming out of it. What color is the smoke? What does blue smoke mean? White smoke? Your exhaust tells a story of what's going on inside your engine. You can use your exhaust smoke color to troubleshoot your engine's health.
How To Replace Your Torque Converter Clutch...
How To Replace Your Torque Converter Clutch Solenoid (GM) from your About.com Guide to Auto Repair
What's That Stuff Leaking Out Under Your Car?
If you think that you have automatic transmission fluid leaking under your car, use this guide to identify it as ATF or something else.
How to Replace the Universal Joint on Your Car...
If your universal joint or drive shaft is making noise, you may need to replace your universal joint. This printable step-by-step how to with detailed photos will help you replace your universal joint and save lots of cash.
Where Can I Find the Fuses in My Volkswagen...
This is a fuse location map with amperage and other important information about fuses for your Volkswagen Jetta 1999 and newer. It shows things like brake lights, headlights, turn signals, etc.
How To Test a Circuit Using a Test Light
A circuit tester is an important troubleshooting tool when you are trying to diagnose an electrical problem with your car.
9 Simple Steps to DIY Dent Repair
Repairing a dent in your car body is not difficult. It just takes patience to sand, wet sand, color sand and fill the dent using body filler like Bondo.
What Is Your Dashboard Oil Light Trying to Tell...
If you see your dashboard brake light or oil light illuminated, you should start troubleshooting the reason behind the light to avoid expensive repairs.
Need Help With Your Honda Hot Start Problem?
If your Honda Accord, Civic, Prelude, CRX or other won't start when it's hot, you are suffering from a common Honda no-start problem.
How to Replace Your Car's Fuel Injector Yourself
If you need to replace a fuel injector, this is how to do it. Step by step, with photos. Ready for printout. Be prepared!
Understanding Wheel Alignment
If you hit a serious bump you might need to get an alignment. Alignments are not expensive usually, and include adjustments of suspension like camber, caster, toe in, toe out, thrust, and 4-wheel alignment. Let us show you definitions of what all of these things mean to you and the health of your car or truck.
How to Replace Your Fuel Tank Sending Unit
If your gas gauge readings are bad, or you know that you need to replace your fuel sender, replacing the sending unit isn't difficult. In most cars the fuel sender, also known as the fuel sending unit that controls your gas gauge readings, is in an accessible location to repair yourself.
How to Get an Auto Repair Manual for Your Vehicle
Everybody needs a car repair manual for their car. A repair manual will guide you through auto repairs and maintenance. You can buy your auto repair manual online. If you don't have a repair manual for your car, get one today!
Knowing When You Need to Add Motor Oil and How...
Sometimes you need to top off your engine's motor oil. It's easy, and doesn't even have to be messy. Engine oil is vital to your car. Follow our tips and you won't make any mistakes.
How To Test The Main Relay on Your Honda
Before you replace the main relay in your Honda Civic, Accord, Prelude, CRX or other Honda, be sure you perform this fairly simple test.
Where Are the Oxygen Sensors on a Ford V8?
If you are trying to locate or replace your oxygen sensors in your Ford, this chart will tell you where they are located.
How To Perform a Compression Test on Your Car's...
Your engine's compression can tell a lot about its inner health. Compression tests will reveal these numbers and allow you to troubleshoot the problem.
How Does Your Vehicle's Cooling System Work?
Understanding how your cooling system works is very important to understanding how to troubleshoot your cooling system if you have an overheating problem.
How to Diagnose Converter Lock-Up Problems in...
Diagnosing GM Converter Lock-Up Problems
6 Steps to DIY Master Cylinder Repair
If you're experiencing low brake pressure, bad pedal feel, or any other problems with your brakes, you might need to replace your master cylinder.
How To Replace Your Serpentine Belt, Fan,...
You'll have to release the tension on the old belt to get it out before you can install a new serpentine belt. This step and others in this tutorial can guide you through the process of belt replacement. Page 3.
How To Test Your Car's Cigarette Lighter or...
Is your phone charger on the fritz? A quick test of your car's cigarette lighter or 12V accessory socket can rule out the power source as the culprit.
How to Fix a Broken Exhaust Hanger on Your Car
The clunk you hear under the car might be a broken exhaust hanger causing your muffler to bounce around. A bad exhaust hanger is easy to replace.
How to Repair or Install the Wiring on Your...
It's important to test your trailer lights functionality on a regular basis. If you find a problem in your trailer wiring, you can repair it fairly simply. This guide can really help out if you're trying to figure it all out.
How to Check the Power Steering Fluid in Your Car
There's no reason to drive around with malfunctioning power steering. Find out if it's a simple fix by checking your power steering fluid level.
How to Bench Bleed Your Master Cylinder in 5...
If you have to replace your master cylinder, you will have to bleed the brakes. But how much after you install a new master cylinder may depend.
How to Replace a Blown Automotive Fuse
Need to replace an automotive fuse? Let me show you how. It's so easy there's no reason to pay your mechanice to do it for you. Page 2.
Replacing a Warped or Worn Brake Disc
If your car is doing the shimmy shimmy when you press the brake pedal, it could be a warped brake disc. A brake disc can warp due to heat buildup or wear, and a warped brake disc is a real teeth-shaker. Luckily, they are easy to replace. Brake disc replacement isn't bad at all.
How to Replace Your Car's Front Wheel Bearings
Replacing a wheel bearing isn't the easiest job, but when you need to replace a wheel bearing, you'll know it. We'll show you how to replace a front wheel bearing without going nuts.
How to Repair Your Car's Leather Seats
If you have a hole in your leather seat or your leather seat is worn out and showing wear, there is an easy way to care and repair it.
DIY Spark Plugs - Easy!
Spark plugs wear out every 10,000 miles or so. Luckily, replacing spark plugs is a 15-minute job that doesn't cost much at all.
Use This Simple Trick to Remove a Seriously...
It can be corrosion, gunk, goop or just general tightness, but none of these things can keep your stuck car wheel on with this handy trick.
Antifreeze: Red or Green?
What is the difference between red and green anti-freeze?
How To Replace Your Car's External Electric...
Your electric fuel pump is the left ventricle of your car. Without a fuel pump your engine will be fuel starved and will not start, or your engine dies, or engine idles poorly. You can install a new fuel pump. Installation is not too hard -- This DIY will show you how to replace your fuel pump using your own tools.
Timing Belt Tech Data and Replacement Intervals
Look here for information regarding timing belts. Timing belt replacement information for Toyota vehicles.
How to Avoid Muffler Problems By Tightening 1...
If you hear noise underneath your car that rattles and vibrates, you might not need expensive muffler repair with a little investigation.
Troubleshooting Steering & Suspension Problems
Troubleshooting Steering & Suspension Problems, from your About.com Guide
How to Use Torch Heat to Remove a Stuck Bolt
Some bolts just won't budge. You can use a penetrant like PB Blaster, Liquid Wrench or WD-40, but to really get it free you might need to apply heat.
Knowing When You Need New Windshield Wipers and...
Don't pay the inspection station or shop to replace your wipers. Save big and do it yourself with this step-by-step guide including great photos!
Replace Your Rear Suspension Bushings in 8...
If your car seems to thump and bump more than it used to in the rear, you may need to replace your rear suspension bushings.
How to Repair Your Car's Brake Line
Brakes are very important to your car, probably at the top of the list. If your brake lines become brittle, they need to be replaced.
How Does Fuel Injection Work?
It helps to understand fuel injection if you want to work on or just better understand how your car runs. Check out this description on what a fuel injection system is and does and you'll never be in the dark.
Can You Really Repair Your Own Windshield?
You see windshield repair kits on the shelf claiming to repair rock chips and other damage in 15 minutes, but do any of them really work? Is it possible to repair a windshield yourself? We'd all love to say I can fix my own windshield, so we tested the product to see whether you can do it.
How to Use Tow Straps, Hooks and Cables to Tow...
If you get stuck or need a short pull, a tow strap can really help you out. Be careful to use it correctly and safely. We'll show you how.
Body Repairs You Can Do at Home
Simple car body repairs can be made at home for very little money compared to what you'd pay at the body shop. If you want to tackle the job yourself, here are some guidelines to help you decide how to go about it, and if it's a job you can do. From dents to scratches, from filler to paint, it can all be done to some degree in your driveway.
How To Avoid Oil Change Ripoffs and Upsells
If you're taking your car in for an oil change, you should know what to expect and what to avoid. There are ripoffs looming around the corner.
Are Used Car Parts a Good Buy?
When is it ok to buy used auto parts for auto maintenance or repair? That's a good question. Used auto parts can save you lots of money, but choose carefully or you might be doing the same repair twice.
Tips on Cleaning Road Stripe Paint and Other...
Whether you drove through a freshly striped road or got stuck behind the tar truck, these tips will help you clean up your paint job, it's like turning back time.
8 Simple Steps to Changing Your Own Oil
Filling your car with oil may seem easy, but here are a couple of steps to make it go smoothly. Page 7.
What Tools You Need to Get Started in Auto Repair
You can work on your own car, but what do you need to get started? Check out this short checklist of things that you must have before you launch into your career of DIY auto repair.
How to Inspect Your Car's Brakes and Pads
Inspecting your brakes twice a year for wear and damage can protect you and your passengers while saving you money.
Why is My Car Battery Dead?
You may have solved your dead battery with a jump start, but what is causing the battery to drain so often? Here are some ideas to check out.
DIY Oxygen Sensor Replacement
These instructions will tell you how you can determine whether or not you need to replace one or more of your oxygen sensors.
DIY Rear Brake Replacement
Replacing rear brakes is only slightly different from replacing front brake pads. We'll show you how to make the repair and troubleshoot. Page 2 of 5.
Auto Repair DIY: How To Replace a Ball Joint...
Do you need to know how to replace a ball joint? Ball joint replacement is not that difficult with these instructions and step by step guide with photos.
How to Replace Struts on Your Own Car or Truck
Step by step instructions on how to replace struts in your car or truck. Learn from a pro with tools you have in your tool box.
Battery Testing, Maintenance And Myths
DIY: Replacing A Steering Rack from your About.com Guide to Auto Repair
How Do Diesel Engines Stack Up Against Gas...
Are diesel engines as reliable as Gas engines? Is a diesel engine more reliable than a gas engine? Does a diesel engine get better gas mileage than a gasoline engine?
Troubleshooting Car Problems: Why Don't I Have...
Cold weather is no time to be driving a car with no heat. Troubleshoot your no-heat problem to get to the bottom of the situation. Whether it's a quick repair or requires a trip to the shop, you'll get an answer for yourself.
What's Making That Grinding Sound When You Hit...
If your car's making a grinding sound when you stop, it's not something to ignore. Brakes can be expensive to repair if you wait too long.
DIY: Repairing Paint Chips
The moment you have been dreading has arrived. You have to go to the mall in your beautiful, expensive, brand new car.
How to Keep Your Car's Battery Connections Clean
If your battery posts are all cruddy, systems in your car can grind to a halt electrically. The most important function of your battery is starting the engine, but if your battery is covered with corrosion often times you can't get a good connection, and thus no start. Even with a jump start, you'll be in the same boat next time you get in the car. Cleaning your battery posts doesn't take any time at all, and the rewards can be large.
Troubleshooting Engine Driveability Problems:...
Troubleshooting is the most important part of auto repair. If you can properly troubleshoot a problem, you won't waste time and money fixing things that don't need to be fixed. If you can troubleshoot your bad engine performance, engine missing, misfiring, overheating, sounds like bad news, or other engine problems, you can repair them and be back on the road.
Serious Tow Hooking
If your car or truck gets stuck, you'll want to use the vehicle's factory tow hook to get out of the fix you're in. Knowing how to do this safely is a must.
Firing Order Reference - START HERE!
If your plug firing order is not correct, the car will run sickly or not at all. Stuttering, spitting, backfiring and no-start can be caused by incorrect spark plug wire placement which results in an incorrect firing order. The firing sequence of your plus is determined by the distributor, but if the spark plug wires aren't in the right firing order the engine will not run correctly.
Air Conditioning Dye Test
Warm air conditioning can be caused by a leaking air conditioning system, causing a freon leak. A common air conditioning leak test is a pressurized dye test.
Car Painting Color Changing
If you plan to repaint your car, you may have considered changing the color. Should you do it? What are the pros and cons of a color change?
Safety Recalls And Notices
Your Auto Repair Questions Answered by your About.com Guide to Auto Repair: Safety Recalls And Notices
How To Troubleshoot When Your Car's Not Running...
Troubleshooting is the most important part of auto repair. If you can properly troubleshoot a problem, you won't waste time and money fixing things that don't need to be fixed. If you can troubleshoot your bad engine performance, engine missing, misfiring, overheating, sounds like bad news, or other engine problems, you can repair them and be back on the road.
Can a Flat Tire Fix Really Come From a Can?
We've all seen it on the shelf, that yellow can claiming it can repair tires in your moment of distress. But will it really work?
Does Your Car Need a New EGR Valve?
Code P0401 is one of the more common numbers to pop up on a diagnostics screen when running a scan on a Chevy engine, especialy the 3.1 liter. This code can indicate an expensive problem, but it can also be something very simple. Check out a common, and cheap, solution to this code before you drop your car off for major Check Engine service.
DIY: How to Replace Your Diesel Glow Plugs
DIY: How to Replace Your Diesel Glow Plugs from your About.com Guide to Auto Repair
Is Synthetic Motor Oil Just a Scam or the Real...
Look on the shelf of your local auto parts house and you'll see more oils than breakfast cereal choices at the supermarket. It wasn't so long ago that you had about a half dozen to pick from, and since they were all made from the same gunk, it didn't matter much anyway. Then in the early 1970s popped up a new batch of lubricants -- synthetic oils.
Volkswagen Jetta Fuse Map
Your Auto Repair Questions Answered by your About.com Guide to Auto Repair: Volkswagen Jetta Fuse Map
DIY: How To Replace/Rebuild A Brake Master...
DIY: Replacing A Steering Rack from your About.com Guide to Auto Repair
4 Engine Noises That Might Mean Trouble for...
Troubleshooting is the most important part of auto repair. If you can properly troubleshoot a problem, you won't waste time and money fixing things that don't need to be fixed. If you can troubleshoot your bad engine performance, engine missing, misfiring, overheating, sounds like bad news, or other engine problems, you can repair them and be back on the road. Page 2.

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