A free, peer-reviewed automotive textbook for students and instructors to share.

Simply click on the ASE area in the menu to find a table of contents of all listed topics. If the topic is highlighted, there is a downloadable PDF containing the content.

• A1 – Engine Repair
• A2 – Automatic Transmission/Transaxle
• A3 – Manual Drive Train and Axles
• A4 – Suspension and Steering
• A5 – Brakes
• A6 – Electrical/Electronic Systems
• A7 – Heater and Air Conditioning
• A8 – Engine Performance
• A9 – Light Vehicle Diesel Engines
• L1 – Advanced Engine Performance
• L2 – Electronic Diesel Engine Diagnosis
• L3 – Light Duty Hybrid/Electric Vehicle
• G1 – Auto Maintenance and Light Repair

A list of authors and peer reviewers are indicated in each downloadable PDF. Any questions regarding the content should be directed to editor@automotivetextbook.com.

As a bonus, there are a few additional training/educational resources.

Manual Drivetrains

• Dana Axle Lesson
• GM Axle Lesson

NVH and Stability Control

• Cadillac ABS/VSA/TCS Virtual Lab Diagnostic Exercise

• Dodge Durango NVH Virtual Diagnostic Exercise

• GMC Envoy NVH – Paul Beeson and Ryan McVey

• Honda Pilot NVH Tutorial – Griffin Krause and Jared Kuchar

• Infinity Wind Noise NVH – Ori Birka and David Mcparlane

• Chevrolet Colorado 4WD Engagement Issue – Kris Kraev and Gerardo Ruiz Ceron

• Chevrolet Silverado NVH – Dylan Paccagnini and Chase Lynn

• Subaru NVH – Kristy Rubino and Edgar Castillo

• Honda Civic NVH – Kyle Groe and Steven Komendanchik

• Camaro TPMS Issue – Brandon Eisen and Parker Harmony

• Taurus Wind Noise Issue – Zach Lorden and Alex Salazar

EV course

• SIU High Voltage Safety Training
• Wiring a level two EV charger

Engine Controls

• Electronic Engine Controls – Inputs, Process, Outputs

Automatic Transmissions

• Automatic Transmissions Course Curriculum
• ATRA Shift Anatomy Presentation Version Two

HP Tuners

• 6L80 Chassis Dyno Experiments

Vision 2025 presentation material

• Teaching problem solving skills with lab scopes
• Comprehensive CAN Bus Faults