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International Automotive Technicians Network

Automotive Technical Discussion Forum

Professional automotive forum for all types of vehicle repair discussion that does not fit into one of our more specific technical forums. Discussions include both OBD and OBD2, engine performance analysis, diagnostic best practices, service information, vehicle standards such as J1962, J1939, J2534, OBD2 modes (e.g. MODE$06), ignition and fuel system analysis, alternative propulsion (e.g. hybrid, electric, natural gas), and more. This forum is for experienced automotive repair professionals only, membership required.

Continue to the description of our next automotive discussion forum, the Technical Theory Forum.

Recent Automotive Discussions in the Automotive Technical Discussion Forum

N.Y. state DMV E-Mail address?
07/26/2024 in the Technical Discussion Forum
Hello, IATN members, I have been away from home since 1/4 when they broke into my apartment and hauled me away in an ambulance. However every month I pay my apartment rent because I am hoping to be able to go home. I have been living in the same attic apa...
GM Build data /option codes
07/25/2024 in the Technical Discussion Forum
When working on newer GM vehicles lately( especially trucks) I have noticed that the option data sticker is not in the glove box anymore. I guess there would be a website to get the 3 digit code, but is the actual "sticker" located in a different place ? ...
P0191 GM 2.4 Equinox , Primary Pump Fluc
07/24/2024 in the Technical Discussion Forum
I have P0191 Im trying to Narrow down on this 2.4 Equinox, HPFP was already done and When I monitor on the Scanner and GRAPH the Desired and Actual on the PRIMARY ( low pressure Pump in tank ) I get a huge Fluctuation ???? Like 10 to 46 both with an analo...
No throttle responce
07/22/2024 in the Technical Discussion Forum
[Driveability: 10 Chrysler Sebring Touring 2.4L] Customer came in with complaint of Ck engine light on and originally said runs OK. Scanned computer with codes P0305, P0335, and P0300. He later said it did run rough and the light did flash and actually w...
Ignition questions
07/19/2024 in the Technical Discussion Forum
[Driveability: 69 Cadillac DeVille 7.7L] I would like to install a Pertronix system on this vehicle. They want a distributor number- the best number I can make out [...]-(the 839 part was hard to decode- awful poor stamping) Anyway if any one is familiar...

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