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

Head and Valve Assembly Exploded Diagram…

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…

Differential: Operation, Functions, Parts…

How to Care For Your Car’s Differential…

Fuel System


Carburetors – Explained

  Source: Engineering Explained

How a Carburetor Works

  Source: MattHumanPizza

Carburetor Adjustment Basics

  Source: EricTheCarGuy

Fuel Injection

Fuel Injection System Components

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 Check Your 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

How to Change Your Air Filter

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

Checking the Emission Valve and Breather…

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…

How to Change a Car Radiator

Checking Car Radiator Coolant Level

How to Fix a Radiator

Car Radiator Cap – How to Test and How It Works

How to Put Water in Your Car’s Radiator…


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

How to Check Radiator Hoses

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

Signs That Your Car Has a Bad 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 Replace Brake Rotors

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


How to Change a Car Battery

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

Functions of Fuses

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…

How to Fix Your Car’s Weatherstripping…

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