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International Automotive Technicians Network

Professional Automotive Discussion Forums

Technical, Shop Management, and Auto Industry Discussion

There are over 20 different automotive discussion forums in the iATN members only area, with 2.5 million messages and roughly 500 posts daily. You may discuss all manner of automotive topics with other automotive professionals in a threaded discussion format as shown in the screen below. The automotive discussion that takes place ranges from very technical in nature to repair shop management, automotive industry issues, and everything in between. Members upload waveforms, scan data, photos, videos and other documents and discuss them directly in forums. Below, your can see a sampling of the latest topics being discussed on iATN.

Recent Automotive Discussions in the Forums

Atlanta Speedway
02/27/2024 in the R.P.M. Forum
I have to say, all 3 races there this weekend were fun to watch. Unfortunately some vehicles got torn up, which I do NOT like to see, as I used to have to fix them, but good stuff going on there.
Business diversity
02/27/2024 in the Shop Management Forum
Just wondering if any other shops out there have dabbled or are in knee deep in power sport/small gas engine repair? Looking to grow and expand my business. In a small town and have an awesome client base but feel that it is somewhat capped as we aren't f...
Toyota reman axle program
02/26/2024 in the Technical Discussion Forum
[PowerTrain: 09 Toyota Sienna XLE 3.5L] Greetings iATN, The vehicle listed here is prompting this post; however, the question applies more generally. Please: What is your take on Toyota's reman CV-axle program? Is it great or unreliable or somewhere in b...
05 silverado can't program ecm error codeE4399
02/26/2024 in the Technical Discussion Forum
2005 silverado 5.3 t engine, reman ecm and original ecm can read codes, can see data on old ecm. When I try and connect gm sps I get an error code E4399 tried 3 different usb wires and a different pass through box same on both boxes and 3 wires. Now I do ...
Understanding The Soup
02/26/2024 in the Technical Discussion Forum
ACEA is an international consortium of automobile manufacturers. Among other things they establish standards and ratings for engine oil. The ratings appear to be a bunch of alphabet soup. Over the years I've addressed these rating numerous times but they ...

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