Whether you’re a technician, service advisor, or shop owner, this resource hub brings together MWACA-recommended tools, podcasts, articles, and more — all designed to help you succeed in your day-to-day work. Use the tabs below to browse curated content by role and topic, including many free and easy-to-use resources.
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The MWACA team has scoured the internet in search of FREE resources for technicians, service advisors, and shop owners. After hours of research, here is the curated list of website resources available. Take a look!
The below resources are mobile apps that have been proven to be useful for technicians. Including scanner, tire, diagnostics, and other guides and common car maintenance.

With access to fluid application guides, tech tips, and service guides, auto repair professionals can harness the power of the BG Tech App in the palm of their hands. The BG Tech App instills the confidence needed for technicians to discuss common car maintenance problems and solutions that prevent those problems. The BG Technician App is free and is available for iOS and Android users.

While many other options exist for measuring tire tread, TireScan has created an app to help automate this task by taking pictures from your mobile phone. This app utilizes AI to analyze your tire’s tread, TIN and sidewall. TireScan is available for free in the Apple and Google App Store.

Torque is a vehicle diagnostics tool and scanner that uses an OBD II Bluetooth adapter to connect to your OBD2 engine management. It can use the GPS to provide tracker logs with OBD engine logging so you can see what you were doing at any point in time. It works on any vehicle that uses the OBD 2 standard (most vehicles built after 2000, but can work for vehicles as far back as 1996). The app needs a Bluetooth OBD2 adapter to work. Torque is currently $4.95 and available in the Google Play Store

Car Scanner offers OBD code scanning, sensor data and more. You can also reset DC fault codes with this app. It uses an OBD 2 Wi-Fi or Bluetooth adapter to connect to your OBD2 engine management. Car Scanner is currently free and available in the Google Play Store and Apple App Store.

The Repair Solutions app guides you from diagnosis to fix. It pairs with the newest generation of compatible OBD2 decoders and scanners to deliver the most comprehensive automotive repair database with verified fixes from ASE Master Technicians. The mobile app requires an OBD2 scanner for most functions. It is currently free in the Google Play Store and Apple App Store.

Free version available for reading OBD codes
The MWACA team has pulled together some recommended reading material for automotive service professionals. Although these reference books may not be free, they could make a great addition to any automotive library.

Tom Denton is a trusted author in the world of automotive technology. This book focuses on advanced diagnostics using real-world case studies and troubleshooting processes.
It covers OBD systems, scan tools, sensor data interpretation, and diagnostics strategies used in modern repair shops. ASE certified professionals, diagnostic techs, and repair shop leads will appreciate this book. This book is available at Walmart and Amazon.

This is not your average repair manual. The Bosch Automotive Handbook is a dense, technical reference filled with precise definitions, formulas, and design principles behind modern vehicle systems, including electrical systems and diagnostics.
A must-have for those working on diagnostics or developing automotive systems. Not ideal for beginners, but invaluable for seasoned pros. This book is available on Amazon.

Used in technical schools and ASE training programs, this comprehensive study guide covers every vehicle system in detail. From brakes to diagnostics and internal combustion engines, it’s a powerhouse of professional knowledge.
Excellent for instructors, professional auto mechanics, and shop technicians. It’s also used as a curriculum base in many accredited auto mechanic programs

“How Cars Work” is an illustrated mechanics book designed to make complex automotive technology digestible. It covers everything from internal combustion engines to carburetors using simple diagrams and descriptions.
Ideal for visual learners and those completely new to auto mechanics. This is a great first book for beginners, high school students, and anyone wanting a strong visual foundation.

This book helps you understand OBD-II diagnostics and how to troubleshoot diagnostic error codes.
This book is a great introduction to using diagnostic scanners for automotive repair. It provides an overview of On-Board Diagnostics (OBD) and a deep dive into important components such as oxygen sensors. We recommend this book if you are getting started with automotive diagnostics and want to get the most out of your diagnostic software.

This is a more recent release that blends practical guidance with a conversational tone. It’s designed for car owners who want to understand what’s under the hood without going back to school.
It breaks down diagnostics, basic electrical systems, and essential car repair projects with clarity and confidence. DIYers, automotive technology students, and anyone just entering the field will benefit from this resource.
Thanks to the podcast boom in recent years, we’ve been gifted automotive focused discussions and insights. Below you’ve find the MWACA member suggested line up of podcasts.
Do you have a resource to share? Send an email to info@mwaca.org with the information and our team will review and upload to this resource page for our members!