Information resources
* AllDataDIY: https://www.alldatadiy.com
* AutoMD: https://www.auto-md.com
* Car Bibles: https://carbibles.com
* Haynes Publishing: https://haynes.com
* Helm Incorporated: https://www.helminc.com
Forums and communities
* AutomotiveForums.com: https://www.automotiveforums.com/
* CarTalk.com: https://www.cartalk.com
* EricTheCarGuy: https://www.ericthecarguy.com/forum
* MotorTalk: https://community.motor-talk.de
* Jalopnik Forums: https://forums.jalopnik.com
Databases of diagrams and manuals
* Automotive Service Data Network (AllData): https://www.alldata.com
* Mitchell 1: https://www.mitchell1.com
* Identifix: https://www.identifix.com
* Chilton Library: https://www.chiltonlibrary.com
YouTube channels
* ChrisFix: https://www.youtube.com/user/projectfarm1
* Engineering Explained: https://www.youtube.com/user/JasonFenske
* Scotty Kilmer: https://www.youtube.com/user/scottykilmer
*South Main Auto Repair: https://www.youtube.com/user/SouthMainAutoRepair
* 1A Auto: https://www.youtube.com/user/1aauto
Other resources
* National Institute for Automotive Service Excellence (ASE): https://www.ase.com
* Society of Automotive Engineers (SAE): https://www.sae.org
* Automotive Aftermarket Suppliers Association (AASA): https://www.aasa.mema.org
* Institute for Automotive Technology (IAT): https://www.iat.org
* Automotive Industry Action Group (AIAG): https://www.aiag.org