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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 2.6 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

Hyundai Door lock issue
07/01/2025 in the Technical Discussion Forum
[Electrical: 17 Hyundai Accent SE 1.6L] I have a 2017 Hyundai Accent [...] and the door locks keep locking automatically when the unlock button is pressed with the door switch or with the remote. Also, when the key is turned off and removed the locks wi...
04 Jeep GC 42RE cooler line check valve
06/30/2025 in the Transmission Forum
[Transmission: 04 Jeep Grand Cherokee Laredo 4.0L] Looks like this Jeep has a cooler line brass check valve that is leaking a little. Is there a replacement for it or any other ideas? Thanks!
AC hose replacement and oil adding to the system
06/29/2025 in the HVAC Forum
This is a general hose replacement ? when you have a AC hose burst , rupture , etc.... How do you figure how much refrigerant oil to add to the system when doing repairs. I know theses systems are getting smaller and smaller and the refrigerant and refrig...
Dual thermostats. Purpose and diagnostics
06/28/2025 in the Technical Theory Forum
We have been seeing some cars with dual thermostats. I have not yet understood their purpose. Even worse, how to diagnose them. If I find a circulation problem I replace both thermostats. Can you help me understand the design, and any tips on determining ...
Hot-Lanta
06/28/2025 in the R.P.M. Forum
Throw your picks here, I suppose. Not sure where David is and I hope he's OK. Here is my Jethro math for the totals. Players YTD Totals Lloyd [...] 2,754 Jacob Adema 2,691 Craig Liddle 2,689 Hugh Wooden 2,684 Ken Wright 2,555 David Qualey 2,541 These two ...

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