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eBay Motors
Motors DIY and Guides
Motors DIY and Guides
Find answers and inspiration with our DIY articles and guides. You’re in the driver’s seat as you master basic car maintenance and updates.
How to Change Oil in a Car
Skill level
Beginner
Project duration
Less than 30 minutes
Changing your engine oil is a simple DIY task that saves money. We show you how to change your oil step-by-step for about $30.
How to Replace Spark Plugs
Skill level
Intermediate
Project duration
1 to 2 hours
Learn how to replace the spark plugs on almost any vehicle. See our guide. Worn-out plugs can cause engine problems, and your check engine light could come on.
How to Change a Car Battery
Skill level
Beginner
Project duration
Less than 30 minutes
Save money by swapping in a new car battery yourself. Using hand tools, it takes less than 30 minutes. Our easy visual DIY article guides you through the process.
How to Change a Headlight Bulb
Skill level
Beginner
Project duration
Less than 30 minutes
With the right supplies and necessary focus, changing a headlight bulb becomes an easy task. Check out this article to find out how to change a headlight bulb.
How to Change Disc Brake Pads
Skill level
Beginner
Project duration
30 to 60 minutes
Learn to change your brake pads with our step-by-step guide that includes video, safety tips, and an eBay shopping list of the parts and tools you need for this one-hour DIY project.
How to Replace an Ignition Coil
Skill level
Beginner
Project duration
Less than 30 minutes
Learn how to change your vehicle's ignition coils—usually in 10 minutes per coil. Includes our tutorial, ignition coil replacement video, and links to every part and tool you need from eBay.
How to Replace a Radiator Hose
Skill level
Beginner
Project duration
Less than 30 minutes
Radiator hoses wear out over time. Regardless, you should replace them every five years. Our visual step-by-step article guides you through the easy process.
How to Change a Thermostat
Skill level
Intermediate
Project duration
30 to 60 minutes
When your thermostat fails, your engine could overheat. Regardless, replace the thermostat every five years or 60,000 miles. Here are the easy steps.
How to Replace a Mass Air Flow (MAF) Sensor
Skill level
Beginner
Project duration
Less than 30 minutes
Your vehicle’s most important sensor manages mass air flow. All engine tuning is based on signals from the MAF sensor. See our step-by-step guides to replacing this vital sensor.
How to Replace Engine Mounts
Skill level
Intermediate
Project duration
1 to 2 hours
Engine mounts wear out over time, leaving you with a shaky engine. You should replace a broken or worn motor mount as soon as possible. Our guide shows you how.
How to Replace an EGR Valve
Skill level
Beginner
Project duration
30 to 60 minutes
The exhaust gas recirculation (EGR) valve is one of your vehicle’s most essential emissions components. Our guide shows you how to easily replace an EGR.
How to Replace Tie Rod Ends
Skill level
Intermediate
Project duration
1 to 2 hours
If your steering feels too loose, you might need new tie rod ends. They're inexpensive, so change all of them at the same time. Follow our easy guide.
How to Replace an Idler Pulley
Skill level
Beginner
Project duration
30 to 60 minutes
If you hear an obnoxious squeal from your serpentine belt, your idler pulley might be to blame. Replacing your idler pulley is a quick job on most vehicles.
How to Replace Brake Rotors
Skill level
Beginner
Project duration
1 to 2 hours
If your brake pads become thin or wear out, they could damage or destroy your rotor. Our guide shows you how to replace a worn rotor with a new (or repaired) one.
How to Replace a Starter
Skill level
Beginner
Project duration
1 to 2 hours
Replacing a starter is an easy job for a novice DIY mechanic. Your starter should last 10 years but will eventually wear out. Here's how to install a new one.
How to Change Windshield Wipers
Skill level
Beginner
Project duration
Less than 30 minutes
You should replace your windshield wipers every six months to maintain a clear view of the road. For most cars, new wipers easily slide on with a clip.
How to Replace an Idler Arm
Skill level
Beginner
Project duration
30 to 60 minutes
When the idler arm wears out, there’s too much lateral play in the steering wheel. Fortunately, with the right tools, replacing an idler arm is an easy job.
How to Change an In-Tank Fuel Pump
Skill level
Intermediate
Project duration
2 to 5 hours
The most common symptoms of a failing fuel pump are difficulty starting and reduced engine performance. See our detailed guide to replacing your fuel pump.
How to Replace an Oxygen Sensor
Skill level
Beginner
Project duration
30 to 60 minutes
O2 (oxygen) sensors detect the ratio of oxygen to unburned fuel exiting your exhaust system. These sensors are critical. Our guide shows you how to replace one.
How to Replace a Valve Cover Gasket
Skill level
Beginner
Project duration
Less than 30 minutes
The valve cover gasket is a common source for engine leaks. Fortunately, it's easy to replace the gasket in less than 30 minutes. Our guide walks you through the steps.
How to Replace an Alternator
Skill level
Beginner
Project duration
1 to 2 hours
Consider replacing your alternator if it doesn't generate 13.5 to 14.4 volts at the battery posts when the engine is running. See our complete visual guide.
How to Replace a Steering Gearbox
Skill level
Intermediate
Project duration
2 to 5 hours
If your steering wheel feels too loose, you might need a new steering gearbox. In this step-by-step guide, we'll walk you through the replacement process.
How to Replace a Car Radiator
Skill level
Beginner
Project duration
1 to 2 hours
Changing your radiator might sound intimidating. But if you can turn a wrench, you can swap the radiator in your car. Our visual guide shows you how.
How to Replace Sway Bar End Links
Skill level
Beginner
Project duration
30 to 60 minutes
If your sway bar bushings go out, your car might have boat-like handling or lean excessively when taking corners. Our guide shows you how to replace your sway bar links.
How to Replace Ignition Wires
Skill level
Intermediate
Project duration
30 to 60 minutes
Replacing your ignition wires is an important part of a tune-up and should be performed when you change your spark plugs. See our complete step-by-step guide.
How to Replace Shock Absorbers
Skill level
Beginner
Project duration
30 to 60 minutes
Learn how to change your vehicle's shocks—usually in less than 1 hour. Get ready with our tutorial, video, and links to every part and tool you need from eBay.
How to Change Automatic Transmission Fluid
Skill level
Beginner
Project duration
Less than 30 minutes
You should change your transmission fluid every 40,000 to 100,000 miles, depending on how hard you drive. Our visual guide takes you through the steps.
How to Replace a Throttle Body
Skill level
Beginner
Project duration
Less than 30 minutes
If your engine hesitates or runs poorly, your throttle body might need replacing. This job improves throttle response and corrects a rough idle. See our guide.
How to Change a Timing Belt
Skill level
Advanced
Project duration
2 to 5 hours
Your timing belt should be replaced every 60,000 to 100,000 miles. Changing the belt is not difficult, but accessing it can be a challenge. We'll show you how.
How to Change a Water Pump
Skill level
Beginner
Project duration
1 to 2 hours
A leaking water pump is a problem, but replacing one is relatively easy with the right tools and a little know-how. Our step-by-step guide shows you how.
How to Replace Wheel Bearings
Skill level
Intermediate
Project duration
1 to 2 hours
Wheel bearings typically last 85,000 miles or longer. But if you hear grind or feel vibrations, the bearings might be failing. Use this guide to replace them.
How to Replace a Fuel Filter
Skill level
Beginner
Project duration
30 to 60 minutes
You should replace your fuel filter every 30,000 miles. This ensures your fuel is as clean as possible before reaching your engine. Follow our easy guide.
How to Replace Ball Joints
Skill level
Advanced
Project duration
2 to 5 hours
Your car’s ball joints allow smooth, controlled movement of the front wheels. They can last 150,000 miles but eventually need replacement. We’ll show you how.
How to Rotate Your Tires
Skill level
Beginner
Project duration
30 to 60 minutes
Move your tires from front to rear every six months to equalize wear. You can do this yourself to avoid paying shop charges. See our easy visual DIY guide.
How to Replace a Brake Caliper
Skill level
Beginner
Project duration
1 to 2 hours
Working brake calipers are essential for slowing down your vehicle. This guide shows the process of replacing a caliper, including the bleeding process.
How to Replace an Intake Manifold Gasket
Skill level
Intermediate
Project duration
2 to 5 hours
A leaky intake gasket prevents your engine from running correctly. Install a new intake manifold gasket as soon as you discover a leak. Our guide shows you how.
How to Replace a Power Steering Pump
Skill level
Beginner
Project duration
1 to 2 hours
Power steering reduces the effort needed to turn the wheels. If your steering wheel feels heavy, your power steering pump might need replacement. See our guide.
Brake Master Cylinder Replacement: Step-by-Step
Skill level
Advanced
Project duration
1 to 2 hours
Brake master cylinder replacement doesn't have to be as complex as it sounds. In this article, we offer real-life photos, videos, and explanations for each step.
How to Replace CV Joints
Skill level
Advanced
Project duration
1 to 2 hours
CV joints can last up to 200,000 miles. But, a tear in the boot can accelerate wear and lead to premature failure. Learn how to fix it in our step-by-step guide.
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