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DIY Auto Repair and Diagnosis

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  • If your brakes squeak and you want to know why, maybe I can help! Here are four common brake squeaks plus a bonus scraping noise; compare these situations to yours. Questions are welcome.

    Four Common Types of Brake Squeaks

    Four Common Types of Brake Squeaks

    by Eddie Carrara310

  • Tips and precautions to use when replacing your brake pads, so you can get quality results on a Honda or any other vehicle.

    How to Replace Honda Brake Pads

    How to Replace Honda Brake Pads

    by Eddie Carrara68

  • What do you do when your power window gets stuck in the down position and you don't have the money to get it fixed by a mechanic? Here are the steps I took to close my car's power window manually.

    How to Raise a Power Window Manually

    How to Raise a Power Window Manually

    by Burrado3

  • A knocking or ticking noise from your engine is a sign that something is wrong, usually because of a lack of oil. If you're questioning what is normal engine noise, I may have the answer.

    Knocking or Ticking Noise From Your Engine

    Knocking or Ticking Noise From Your Engine

    by Eddie Carrara36

  • Imagine getting a flat tire on your way to work. You stop to change your tire, and a lug nut is stripped and won't come off. Access to a couple simple tools will prevent this from becoming a problem.

    How to Remove a Stuck or Stripped Lug Nut

    How to Remove a Stuck or Stripped Lug Nut

    by Matthew Clemmer14

  • AC system diagnosis can be done by feeling the lines for the correct temperature/ pressure relationship. With gauges hooked up, the pressures can be measured and then diagnosed.

    DIY Auto Service: AC System Diagnosis by Symptom

    DIY Auto Service: AC System Diagnosis by Symptom

    by Mike Thomas67

  • How to use a voltage drop test to troubleshoot common automotive problem circuits to speed up repairs and save money.

    Automotive Voltage Drop Testing

    Automotive Voltage Drop Testing

    by Dan Ferrell0

  • Install a brake booster replacement following these simple steps, even if you have to remove the brake master cylinder.

    Brake Booster Replacement

    Brake Booster Replacement

    by Dan Ferrell0

  • Learn how to change a front wheel bearing with a step-by-step guide with photos and a video. In the video, you will learn what a damaged wheel bearing sounds like and how to determine which wheel bearing is causing the noise. Once you learn this trick of the trade, your mechanic can never sell you a wheel bearing you don't need.

    How to Change a Front Wheel Bearing

    How to Change a Front Wheel Bearing

    by Eddie Carrara51

  • Worried your fan belt is bad? Hearing strange squealing or whining noises from your car? Thinking about a few extra things every car should have in a tune up? Look no further! This article's for you!

    Five Signs It's Time to Replace Your Fan Belt

    Five Signs It's Time to Replace Your Fan Belt

    by Wrench Wench1

  • For car and truck owners who have a "check engine" light on caused by OBDII codes P0171 and P0174 (Fuel System Too Lean), here are some tips for diagnosis and troubleshooting.

    OBDII Codes P0171 and P0174: Diagnosis

    OBDII Codes P0171 and P0174: Diagnosis

    by johnnyvest3

  • Hyundais have a common problem with the A/C not working when the car is stopped. It's often a bad connector that is very easy to fix for under $20. This article will show you how to do the fix yourself.

    Troubleshooting Hyundai Air Conditioning Problems

    Troubleshooting Hyundai Air Conditioning Problems

    by Steve Mark61

  • If your engine won't turn over, this guide will help you find the most common—and not so common—problem sources.

    My Engine Won't Turn Over

    My Engine Won't Turn Over

    by Dan Ferrell10

  • This guide tells you how to troubleshoot the usual suspects and more when your engine won't crank over.

    Engine Won't Crank Over

    Engine Won't Crank Over

    by Dan Ferrell0

  • Are you having car-starting trouble other car issues and wondering whether your alternator is still good? Here's how to tell and how to rebuild or replace your alternator if it is in fact the culprit.

    Five Signs It's Time to Replace Your Alternator

    Five Signs It's Time to Replace Your Alternator

    by Wrench Wench7

  • This is a guide to finding, cleaning or changing the MAF sensor on your Opel/Vauxhall Vivaro, Renault Trafic or Nissan Primastar van. This sensor is often the cause of low power, an inability to rev properly, and rough running. Follow this easy-to-follow guide to find out how to change it yourself.

    How to Clean / Change MAF Sensor on Trafic, Vivaro & Primastar Vans

    How to Clean / Change MAF Sensor on Trafic, Vivaro & Primastar Vans

    by Rain Defence146

  • One of the most nerve-wracking diagnoses that an engine can receive: blown head gasket. Dive into this article to learn the three most common signs your engines developed a bad head gasket.

    Three Signs and Symptoms of a Blown Head Gasket

    Three Signs and Symptoms of a Blown Head Gasket

    by Wrench Wench1

  • Recognize bad fuel filter symptoms, improve engine performance, and avoid expensive repair bills.

    Bad Fuel Filter Symptoms

    Bad Fuel Filter Symptoms

    by Dan Ferrell10

  • Water leaking into a car can lead to mold, corrosion, computer issues, and bad smells. Water can leak into your passenger compartment from outside or inside the car, often from the windshield.

    Water Leaking Into a Car

    Water Leaking Into a Car

    by Eddie Carrara674

  • Repair manuals for the Datsun/Nissan 720 series of trucks fail to mention the fuel pump relay—where to find it, what it does, how it's wired-in, and how to repair or replace it. Luckily for you, this article has the answers.

    1981–1985 Nissan and Datsun Pickup Fuel-Pump Problems

    1981–1985 Nissan and Datsun Pickup Fuel-Pump Problems

    by Dan125

  • Having problems with your car's thermostat? This article shows you how to check your thermostat in a few minutes without removing it from your car.

    Do I Need to Replace My Car Thermostat?

    Do I Need to Replace My Car Thermostat?

    by Dan Ferrell22

  • Here are the most likely reasons for bad clutch performance, a noisy clutch, or strange behavior by the clutch pedal. Look for your symptoms here.

    Symptoms of a Bad Clutch

    Symptoms of a Bad Clutch

    by Dan Ferrell53

  • Maybe this article will help other folks with the same 4WD symptoms who’ve exhausted all the other possible solutions. Or, maybe it will just make you pull more hair out because it doesn’t help you at all. Hopefully the former. Keep in mind, I’m not a mechanic, as I’m sure you'll be able to tell.

    4WD Not Working? Chevy Trailblazer Four-Wheel-Drive Problems

    4WD Not Working? Chevy Trailblazer Four-Wheel-Drive Problems

    by Holly5

  • Does your engine crank, but won't start? This guide tells you where to begin your diagnostic and what to do next.

    My Engine Cranks but Won't Start

    My Engine Cranks but Won't Start

    by Dan Ferrell21

  • Recognizing symptoms of a bad EGR valve will help you troubleshoot potential problems sooner and restore engine performance faster.

    Symptoms of a Bad EGR Valve

    Symptoms of a Bad EGR Valve

    by Dan Ferrell197

  • How to replace a washer fluid pump on a 2006 BMW X3. Often these pumps begin leaking and must be replaced. Step-by-step instructions with pictures.

    How to Fix a BMW X3 Washer Fluid Leak

    How to Fix a BMW X3 Washer Fluid Leak

    by johnnyvest34

  • DIY instructions for cleaning or replacing the MAF (mass airflow) sensor in a VW Jetta, Golf, GTI, Passat, New Beetle, A4. Included are step-by-step pictures, part numbers, and tools required for the job.

    How to Clean or Replace the MAF Sensor for VW or Audi

    How to Clean or Replace the MAF Sensor for VW or Audi

    by Writen4u111

  • Radiator stop leak should only be used in certain circumstances. Learn if this product might be right for you.

    Radiator Stop Leak Review

    Radiator Stop Leak Review

    by Benji Mester12

  • Testing spark plug wires to solve power loss, trouble starting, increase in gas consumption and other performance issues.

    How to Test Spark Plug Wires

    How to Test Spark Plug Wires

    by Dan Ferrell2

  • If you think you may have rodents or mice living in your vehicle, here are a few tips on where to find their hiding places and how to evict them permanently!

    Can Rodents or Mice Ruin a Car?

    Can Rodents or Mice Ruin a Car?

    by Eddie Carrara14

  • You've fixed the issue which was causing your check engine light to turn on, but now it wont turn off! Try one or more of these approaches to get the light to go off and be sure your engine is ok.

    How to Get Rid of the "Check Engine" Light

    How to Get Rid of the "Check Engine" Light

    by Kate Daily31

  • DIY (Do it yourself) Toyota MZFE V6 Fuel Injector Replacement. Detailed instructions with plenty of step by step photos. Replacement method can be used in the Camry, Avalon, Sienna, ES300 & RX300.

    DIY Toyota V6 MZFE Fuel Injector Replacement

    DIY Toyota V6 MZFE Fuel Injector Replacement

    by hardlymoving4

  • In this article, I will explain the most common reason for a slipping automatic transmission and the most common reason for a slipping standard transmission. What's more, I'll teach you to fix it in either case.

    The Most Common Reasons Why a Transmission Slips

    The Most Common Reasons Why a Transmission Slips

    by Eddie Carrara1156

  • A do-it-yourself battery replacement is a real money-saver but you also have to be responsible with the proper disposal of your old battery. There are 5 important factors in choosing a car battery: size, brand, reserve capacity (RC) rating, age, and cold-cranking amps (CCA) rating. The car battery is the power underneath the hood of your car. It provides electricity needed for door locks, sliding windows, lights, and other car accessories. Your car is dead, the moment your battery dies. At first

    Choosing a Car Battery - Guide To Finding The Right Size & What You Need

    Choosing a Car Battery - Guide To Finding The Right Size & What You Need

    by Live N Learn45

  • This collection of repairs for Honda Harmony lawnmower transmissions is growing monthly. If your Harmony transmission has a problem, we probably have the solution!

    Honda Harmony 215 Transmission Problems

    Honda Harmony 215 Transmission Problems

    by Eddie Carrara306

  • Do a cleaning EGR valve job at home to improve engine performance and prevent serious engine mechanical problems.

    How to Clean an EGR Valve

    How to Clean an EGR Valve

    by Dan Ferrell1

  • P0300 random misfires can be hard to diagnose, leave you stranded and with an expensive repair bill, but this guide can help you.

    P0300 Random Misfire Diagnosis

    P0300 Random Misfire Diagnosis

    by Dan Ferrell0

  • BMW X3/X5 Brake, ABS, and 4x4 warning lights all on at the same time. Information on the probable cause (defective BMW transfer case actuator motor gear) and fixes.

    BMW Transfer Case Actuator Problem and Fix

    BMW Transfer Case Actuator Problem and Fix

    by johnnyvest92

  • Common brake problems, such as a soft brake pedal, pulling to one side while braking, or vibration while braking can have serious implications for your car's health (and your health, in turn!). Learn more about the most common brake issues and their solutions, here.

    Five Common Brake Problems in Cars

    Five Common Brake Problems in Cars

    by Eddie Carrara706

  • Are the brake lights on your Honda staying on even after you remove your foot from the brake pedal? The solution to this problem is simple, and costs less than five dollars in most cases.

    How to Fix "Stuck" Brake Lights on a Honda

    How to Fix "Stuck" Brake Lights on a Honda

    by adriantheautoguy12

  • Ever wonder what the secret behind auto dealerships selling used cars is that makes the cars look good as new? This is the biggest part of it and now you will learn how to do it even better than they do—the pro way.

    How to Sand and Polish a Car so the Paint Looks Good as New

    How to Sand and Polish a Car so the Paint Looks Good as New

    by Pablo Marroquín8

  • Whether your car is hard to start when cold, hot, or both, this guide gives you tips and tests to help you fix your car sooner.

    Why Is My Car Hard to Start?

    Why Is My Car Hard to Start?

    by Dan Ferrell2

  • Ford Fusion owners: Beware if your A/C has stopped working! Ford had a genius idea to install a sensor in the top of the evaporator case. What does this mean to the owners of the Fusion?

    Ford Fusion A/C Compressor Won't Turn On

    Ford Fusion A/C Compressor Won't Turn On

    by RayTheWrench159

  • There are many reasons that your heater might be giving you the cold shoulder—literally. This article will cover the three most likely reasons why your heater is blowing cold air.

    3 Signs Your Heater Switch Is on the Fritz

    3 Signs Your Heater Switch Is on the Fritz

    by Wrench Wench0

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