How Cars Work


Combustion Chamber

How Car Engine Works

  Source: Auto Tech Labs

Different Types of Combustion Chamber

How to Calculate Combustion Chamber Volume

  Source: EricTheCarGuy


Cylinder Block: Functions, Types, & Components…

Engine Block

  Source: Petes Garage

How Engine Cylinder Block Works


Engine Block Cleaning

  Source: TiredIronVideos

Cylinder Heads Installation

  Source: Fanshawe Motive Power


Fixing an Oil Leaking Crankshaft Seal

  Source: Scotty Kilmer

How Engine Lubrication System Works

  Source: Automotive Basics

Adding Sea Foam to Oil and Crankcase

  Source: KRS

Cylinder Blocks and Crankcases

  Source: Petes Garage

Main Bearings

Replacing Engine Main Bearings DIY

  Source: Grease Girl

Crankshaft Bearing Roll-In

  Source: Fanshawe Motive Power

Main Bearing Oil Clearances

  Source: Jafromobile

How to Remove Main Bearing Caps

  Source: MattHumanPizza

How to Use Plastigage

  Source: EricTheCarGuy


How Engine Pistons are Made

  Source: How Its Made

Pistons, Rings, and Connecting Rod Installation

  Source: Petes Garage

How Piston and Connecting Rod Works


Installing a Piston into a Cylinder

  Source: Justin Miller

Crankshaft & Piston Engine Assembly

  Source: Buzz

Everything You Ever Wanted to Know About Modern Pistons…

Crankshaft Refurbishing

  Source: Jafromobile


What is the Purpose of Piston Rings Used in Engines…

How to Assemble Pistons & Rings

  Source: EricTheCarGuy

Piston Ring Installation

  Source: Fanshawe Motive Power

Setting Piston Ring Gaps

  Source: Classic Celicas and more

How to Check Easily That are Pistons Rings Ok or Wear Out in Car or Truck?

  Source: Peter Finn

How to Install Oil Control Rings

  Source: Mark Hall


Engine Basics Explained, Whats a Camshaft Do?

  Source: Will Foster

How to Replace a Camshaft Position Sensor in Your Vehicle.

  Source: Scotty Kilmer

How to Test Crankshaft and Camshaft Position Sensors

  Source: Ratchets And Wrenches

Camshaft Specs. What They Mean

  Source: Myvintageiron7512

Best Tips For Breaking in a New Camshaft

  Source: The Horsepower Monster

Timing Systems

What is the Difference Between a Timing Belt and a Timing Chain?…

How to Change a Timing Belt in Your Car

  Source: Scotty Kilmer

What Happens When Your Timing Belt Snaps and How to Fix It…

How to Fix a Squeaky Belt (Figure Out Where the Squeak is Coming From)

  Source: ChrisFix

What to Do When Your Timing Belt Breaks

  Source: EricTheCarGuy

What Sound Does the Timing Belt Make

  Source: briansmobile1

How to Align a Timing Belt

  Source: The Auto Rules


How Cylinder Heads Work

  Source: Petes Garage

Cylinder Head Installation

  Source: Fanshawe Motive Power

How to Torque Cylinder Head Bolts

  Source: EricTheCarGuy

How to Resurface a Warped Cylinder Head At Home with Sand Paper

  Source: oldskool funk


Valve Job Basics

  Source: Jafromobile

How to Remove and Replace Valves in a Cylinder Head

  Source: EricTheCarGuy

Valve Adjustments

  Source: TiredIronVideos

Cylinder Head Valve Seat Cutting

  Source: Fanshawe Motive Power

Valve Assembly

How to Properly Adjust Valves on Roller Rocker Arms

  Source: MuscleCarEngines

Drive Train

Rear Wheel Drive

Advantages and Disadvantages of Rear Wheel Drive…

Rear Wheel Drive – RWD – Explained

  Source: Engineering Explained

Front Wheel Drive

Front Wheel Drive – FWD – Explained

  Source: Engineering Explained

Advantages and Disadvantages of Front Wheel Drive…

Things You Should Never Do in a Front-Wheel Drive Car…


Fixing a Car That Shakes When Accelerating

  Source: Scotty Kilmer

How Car Transmission System Works

  Source: Automotive Basics

Manual Transmission Operation

  Source: WeberAuto

Types of Car Transmissions (And How They Work)…

How to Change Automatic Transmission Fluid and Filter (Complete Guide)

  Source: ChrisFix

Symptoms of a Transmission Problem

  Source: ehowauto

Fixing a Transmission That Slips and Clunks

  Source: Scotty Kilmer

Symptoms of Low Transmission Fluid

  Source: Quality Ford

Automatic Transmission: Operation & Components…


Different Types of Clutches and How They Work…

Troubleshooting Basic Clutch and Manual Transmission Problems…

Replacing a Clutch in Your Vehicle

  Source: Scotty Kilmer

How to Diagnose a Bad Clutch

  Source: EricTheCarGuy

How to Bleed a Hydraulic Clutch

  Source: Jim Bates

Torque Converter

Torque Converters Explained

  Source: EricTheCarGuy

Torque Converter Operation and Components

  Source: WeberAuto

How to Install a Torque Converter

  Source: Michael Cramer

Universal Joints

How to Replace a Universal Joint

  Source: flashback67

Symptoms of a Bad or Failing Universal Joint (U-Joint)…

Types of Universal Joints

  Source: Summit Racing

Bad U-Joint? Here’s How to Tell

  Source: BleepinJeep

CV Joint and CV Axle Problems

  Source: AutoZone

How to Replace CV Boots

  Source: EricTheCarGuy

Drive Shaft

Driveshaft Remove and Install

  Source: TRY to HELP you

Fixing a Drive Shaft

  Source: Scotty Kilmer

How to Test and Diagnose a Bad Drive Axle or Drive Shaft.

  Source: Peter Finn


How Differential Gear Works

  Source: ConceptVBS

How to Change Rear Differential Fluid (Detailed Version)

  Source: ChrisFix

How to Replace a Front Wheel Drive Axle

  Source: EricTheCarGuy

Symptoms of Bad or Failing Differential / Gear Oil…

Fuel System


Carburetors – Explained

  Source: Engineering Explained

How a Carburetor Works

  Source: MattHumanPizza

Carburetor Adjustment Basics

  Source: EricTheCarGuy

Fuel Injection

Symptoms of a Bad or Failing Fuel Injector…

Testing Fuel Injectors Fast

  Source: ChrisFix

Cleaning Dirty or Clogged Fuel Injectors – DIY Without Using Expensive Equipment

  Source: Ratchets And Wrenches

Two Types of Injection Systems

Computerized Fuel Injection

The Quick and Easy Approach to Electronic Fuel Injection with the FAST EZ-EFI System

  Source: Power Automedia

New FAST EZ-EFI 2.0 Installation

  Source: COMP Cams

How Does a Multi-Point Fuel Injection System Work in a Petrol Engine?…

The Principle For a Conventional Car Engine with Fuel Injection

Symptoms of a Bad or Failing Engine Control Module (ECM)…

Engine Control Module and Sensor Locations

Manifold ABSolute Pressure Map Sensors

Gasoline Tank

How to Remove the Fuel Tank

  Source: AutoZone

How to Fix a Leaking Gas Tank

  Source: FastestIntegra

Symptoms of a Bad or Failing Fuel Gauge Sender…

Fuel Pump

How to Tell If Your Fuel Pump is Bad

  Source: Scotty Kilmer

How to Diagnose a Fuel Pump Failure

  Source: EricTheCarGuy

Electric vs Mechanical Fuel Pump

  Source: Summit Racing

How to Install Universal Electrical Fuel Pump

  Source: Airtex/ASC Performance Pumps

Fuel and Air Filters

5 Signs Your Car or Truck Has a Dirty Fuel Filte…

What are the Symptoms of a Bad Fuel Filter, In-Line and In-Tank

The 4 Different Types of Car Filters and Their Importance…

Reasons Why You Should Change Your Fuel Filter

  Source: BMAC VAGS

Impact of a Dirty Air Filter on a Modern Engine

  Source: RockAuto Auto Parts

Clean & Oil K&N Air Filter – 8 Easy Steps

  Source: mypcblewup

How Does the Fuel System Work in a Modern Car?…


Design and Function of a Turbocharger: Turbine…

6 Different Types of Turbocharger and the Advantages of Each Setup…

Turbocharger vs Supercharger: What’s the Difference and How Do They Work?

  Source: Alex on Autos

Purpose of a Turbocharger

  Source: Engineering Explained

How to Install a Turbocharger

  Source: PACperformanceracing

Turbocharger Repair

  Source: CostexTractorParts

Operational Information: Turbocharging – Principles and Construction…

Emission Controls

Positive Crankcase Ventilation (PCV) System

How Does a PCV System Work

  Source: Ratchets And Wrenches

How to Test and Replace PCV Valve on Your Vehicle

  Source: CarsNToys

PCV Valve Locations and How to Find Them

  Source: briansmobile1

Principle of Exhaust Gas Re-Circulation (EGR)

  Source: PartInfo1

EGR Valve Cleaning Without Dismantling

  Source: TutoBuild Eng

Fixing EGR Problems

  Source: Phil Thorsen

What are the Symptoms of a Bad PCV Valve

How to Clean and Replace an EGR Valve P0400

  Source: ChrisFix

Basic Air Injection System Components and Operation…

Do You Really Need a New Catalytic Converter

  Source: Scotty Kilmer

Cleaning Catalytic Converters with Sodium Hydroxide

  Source: EricTheCarGuy

How to Replace a Catalytic Converter

Exhaust Manifold and Muffler

What Causes an Exhaust Manifold to Crack or Leak?…

How to Find Leaks in Exhaust Manifold and Exhaust Pipe Area

Replacing a Muffler on Your Car

Money Saving Exhaust Repair

What Your Exhaust Smoke is Trying to Tell You

Cooling System


Radiators – Explained

Things to Know About Your Car Radiator and How to Keep It Cool…

Checking Car Radiator Coolant Level

How to Fix a Radiator

Car Radiator Cap – How to Test and How It Works


How Thermostats Work

Understanding and Testing Thermostats

Thermostat Replacement

Water Pump

How Water Pump Working in Car

Water Pump Diagnosis & Replacement

How to Tell If a Car’s Water Pump Needs Replacement…

How to Change a Waterpump

Cooling Fan

Cooling Fan Repair on Your Car

Symptoms of a Bad or Failing Cooling/Radiator Fan Motor…

Radiator Fan Removal


Purpose of Radiator Hoses

What is the Difference Between the Upper and Lower Radiator Hose?…

How to Replace a Radiator Hose (Upper and Lower)

How to Detect Coolant Leak

Different Types of Hose Clamps

Heater and Defroster

Heater Core?: Functions, Designs, & Failures

How to Unclog a Heater Core

How to Flush a Heater Core (Fast)

How to Bypass a Heater Core

Car Defroster Troubleshooting: Common Problems…

Rear Defroster Fuse Replacement

Running Gear


Frame and Running Gear Design

  Source: MAN Truck & Bus

How to Fabricate a Chassis

  Source: Eastwood Company

Types of Chassis and Different Types of Cars According to Body Style…

Unibody vs Body on Frame – Explained

  Source: Engineering Explained

Reasonable DIY Rust Repair on a Vehicle Subframe, Unibody, or Frame.

  Source: DoSumpthin


How to Check Out Your Own Car’s Suspension System

  Source: ChrisFix


What’s the Best Suspension – Soft or Stiff Springs?

  Source: Engineering Explained

How-To Replace Your Coil Springs

  Source: BleepinJeep

Lowering Springs vs Coilovers

  Source: AndysAutoSportTV

Understanding the Working of a Leaf Spring

  Source: SuperSprings

How to Install Leaf Helper Springs

  Source: The Homestead Craftsman

Functions: Dampers and Types of Car Springs…

Torsion Bar Suspension System in Automobile…

Chrysler Torsion Bar Car Suspensions

Shock Absorbers

How to Tell If You Need New Shocks or Struts

  Source: Scotty Kilmer

Shock ABSorber Cut Open Tear Down How It Works

  Source: sixtyfiveford

Front Shocks Replacement

  Source: michaelovitch


Replacing a Leaking Axle Seal

  Source: Scotty Kilmer

How Steering and Suspension Systems Work

  Source: ACDelco

Car Steering System

  Source: mekanizmalar

Car Steering – Rack and Pinion – Explained

  Source: Engineering Explained

How to Replace a Pitman Arm

  Source: autohowtovideos

Power Steering

Power Steering Explained

  Source: CNET

Power Steering Fluid Change Quick and Easy

  Source: ChrisFix

Adjusting and Replacing a Power-Steering Drive Belt…

Ball Joints

Ball Joints, Their Critical Function in Your Suspension

  Source: Goss’ Garage – Auto Repair & Maintenance, Lanham – Seabrook Maryland

How to Replace an Upper Ball Joint

  Source: ChrisFix

How to Inspect Your Ball Joints

  Source: FordTechMakuloco

Ball Joints: Locations & Types

How to Silence a Squeaky Ball Joint

  Source: Fixbook


How to Check a Wheel Bearing

  Source: ChrisFix

How to Tell If Your Car is Out of Alignment

  Source: Videojug

How to Perform a Front End Alignment Yourself

  Source: Ratchets And Wrenches


Basic Tire Information: Category, Functions, & Construction…

How Its Made Car Tires

  Source: How It’s Made

How to Change a Tire

  Source: Howdini

What’S the Difference Between Directional, Asymmetrical and Symmetrical Tread Patterns?…

Give Your Tires a Deep, Black Shine That Lasts a Year Long

  Source: ChrisFix

Tire Wear Problems – Causes and Symptoms



Master Cylinder

How to Diagnose a Sinking, Low or Spongy Brake Pedal

How Master Cylinders and Combination Valves Work…

Symptoms of a Bad or Failing Brake Master Cylinder…

How to Replace a Master Cylinder

  Source: EricTheCarGuy

Replacing a Leaking Brake Master Cylinder

  Source: Scotty Kilmer

How to Replace Brake Fluid By Yourself

  Source: EricTheCarGuy

How to Check Brake Fluid

  Source: Advance Auto Parts

Do You Need to Change Your Brake Fluid?

  Source: Scotty Kilmer

How Does the Hydraulic Brake Work?

How to Stop Your Brakes From Squeaking

  Source: ChrisFix

Disc brakes

Main Components of a Disk Brake

How to Diagnose Problems with Your Brakes

  Source: AutoZone

How to Do a Complete Brake Flush and Bleed

  Source: ChrisFix

How to Tell When Brake Rotors Need to Be Replaced…

How to Replace Front Brake Pads and Rotors…

How Disc Brakes Work


How to Check Your Brakes and Do a Brake Job Disc Brakes

  Source: 1A Auto Parts

How to Diagnose and Replace a Bad Brake Caliper

  Source: EricTheCarGuy

How to Lubricate Caliper Slider Pins

  Source: backyardmech

How to Replace a Brake Caliper

  Source: ChrisFix

Construction and Working of Disk Brakes in an Automobile…

Friction Pads

How to Change Front Brake Discs & Pads

  Source: EurocarpartsOfficial

When Should I Replace My Brake Pads?

  Source: expertvillage

How Car Brake Works

  Source: Automotive Basics

Performance Brake Pads – 7 Key Characteristics

  Source: Engineering Explained

How to Replace Brake Pads

  Source: AutoZone

Anti-lock Brake System

How ABS (Anti-Lock Brakes) Work

  Source: allegroracing

ABS Wheel Speed Sensor Diagnostics

  Source: SKF Parts Info

ABS Brake Control Module Replacement

  Source: brsolutions1

ABS Brakes & More : How to Repair an ABS Brake System

  Source: ehowauto

Diagnosing and Repairing a Continuously Running ABS Pump

  Source: Mudford

Anti-Lock Braking Systems, the Modulator

Parking Brake

Fixing Broken Emergency Brakes

  Source: Scotty Kilmer

Parking Brake Replacement: Drum on Rear Disc Brake

  Source: speedkar99

How Do You Adjust Emergency Brake Cable?

Emergency Brake Pedal Assembly & Stuck Brake Cable

  Source: corgLLC

Electrical System


Fixing Battery Drain in Your Car

  Source: Scotty Kilmer

How to Replace a Car Battery

  Source: Adam YH

How to Replace Battery Terminals

  Source: TheDIYGuyDOTnet

Discover How Car Batteries Work

  Source: theinformermy

Why Your Car Battery Hates Extreme Temperatures…

Starting System

How Starting System Operates

  Source: r32gtr1994

How to Check Your Starting and Charging System

  Source: AutoZone

Starter Motor Troubleshooting Tips

  Source: bearing01

How to Diagnose and Replace a Starter

  Source: ChrisFix

How to Make Battery Cables the Right Way and the Easy Way

  Source: knurlgnar24

How to Test Your Starter Motor & Solenoid

  Source: TutoBuild Eng

How to Fix/Clean Your Starter Save Money Rebuild It Your Self

  Source: permofit

Servicing/Rebuild Your Starter Motor

  Source: theoverengineer

Ignition System

Fixing a Broken Ignition Switch

  Source: Scotty Kilmer

How Ignition System Works

  Source: Automotive Basics

How to Remove and Replace an Ignition Lock Cylinder

  Source: Ratchets And Wrenches

How to Fix a Key Stuck in the Ignition

  Source: Cody the Car Guy

Charging System

How Automotive Alternators Work

  Source: alternatorman

How to Repair an Alternator Voltage Regulator

  Source: Daniel Engling

Quick Alternator Diode Test

  Source: McCuistian

Diagnosing Alternator Problems

  Source: EricTheCarGuy

How to Service an Alternator

  Source: CommunityCollegePhiladelphia


How to Find and Replace a Blown Fuse in Your Car or Truck

  Source: 1A Auto Parts

Checking Fuses the Easy Way Multimeter

  Source: FiremanCV

Audio/video devices

How to Install a Car Stereo (Single & Double Din)

  Source: Sonic Electronix

How to Install a Line Out Converter

  Source: Sonic Electronix

How to Wire & Install a Car Stereo

  Source: AnthonyJ350

How to Install a Full Car Audio System and Upgrade Your Car or Truck Electical System…

Installing Vehicle Door Speakers

  Source: Geek Squad

How to Install Dvd Headrest Monitors

  Source: Quality Mobile Video

Add Usb Power and Stereo Aux-In to Your Car System

  Source: Presenterbloke

How to Turn Your Car Ashtray into an Audio Input

  Source: BigNate84

Car Stereo Wiring Explained in Detail

  Source: Lessco Electronics

The Basics of Car Audio Speaker Replacement

  Source: EricTheCarGuy

Installing a Car Radio

  Source: CommunityCollegePhiladelphia

Body Parts


How to Remove a Car Door Panel

  Source: ehowauto

Power Door Lock Troubleshooting

  Source: ehowauto

How to Replace Outside Car Door Handle (Toyota)

  Source: Aniela McGuinness

Replacing a Broken Car Door Handle

  Source: Scotty Kilmer

An Easy and Permanent Fix For Older Car Door Seals…

Door Panel and Side View Mirror Removal (Trailblazer and Envoy)

  Source: ChrisFix


Fixing Broken Power Windows on Your Car

  Source: Scotty Kilmer

How to Troubleshoot Car Power Window Problems

  Source: klowny1969

Windshield Crack Repair

  Source: athanasiothegr8

How to Fix a Chipped Windshield

  Source: ChrisFix

Other Educational Resources

Learnamic – Auto Repair & Maintenance