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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

2017 Cruze Intermittent Long Crank Time
01/26/2021 in the Technical Discussion Forum
[Driveability: 17 Chevrolet Cruze LS 1.4L] This vehicle has been in the shop for 3 days in an attempt to duplicate an intermittent long crank time before starting. The vehicle has 28,000 miles on it with no codes set and runs and drives normally. The com...
General question on catalyst monitoring
01/25/2021 in the Technical Discussion Forum
[Engine: 06 Volvo XC90 V8 4.4L] Hello everyone, So I have a vehicle that needs exhaust repair at the flex pipe right after the monitored catalysts. The pipe in question has 2 very small catalyst in it but they are not monitored. I realize they are there ...
1997 F-150 interior fuse block & GEM
01/25/2021 in the Technical Discussion Forum
[Electrical: 97 Ford F-150 XLT 5.4L] Looking into replacing a customers GEM & interior fuse panel. Fuse panel shows obsolete (F6TZ-14A-068A) Local dealer referred me to a Kansas dealer showing one only. That dealer says they are refurbished. I wasn't awa...
01/25/2021 in the Technical Discussion Forum
So I have seen this a couple of times recently-decided to pursue this one a little futher--vin#[...] 2018 JEEP GRAND CHEROKEE-cannot scan with either my autel maxis or one of my techs snap on modis edge updated to 19.4-neither would access for codes or to...
Mobile Programming Needed - Widersville, TN area
01/24/2021 in the Technical Discussion Forum
I have a friend in the Wildersville, Tennessee area with a 2014 Ram Promaster that needs the ECM programmed. Hoping to find a mobile tech with the appropriate capabilities within reasonable driving distance as the vehicle is immobile. Any referrals apprec...

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