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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

Sealing timing cover
06/22/2024 in the Technical Discussion Forum
[Engine: 90 Ford F-150 XLT Lariat 5.8L] Good Evening, I'm sealing up a coolant leak from the timing cover on this engine. It has the one piece silicone/rubber oil pan gasket. The repair info I have instructs me to cut the old gasket and use silicone to r...
Duramax Diesel Inj Pump Failure
06/20/2024 in the Technical Discussion Forum
Hello everyone, hope you all are staying cool during this heat wave! I had a potential customer call me about his 2015 Chevy Silverato 6.6L Duramax. VIN#[...] with about 125K on the clock. Apparently the high pressure pump has failed and it is known probl...
3.0l Duramax labor time
06/20/2024 in the Technical Discussion Forum
Trying to find out what the actual GM posted customer pay labor time is to do the timing chains (not the oil pump drive belt) on a GM 1500 series truck with the 3.0 Duramax. Mitchell and Alldata are in the 33-35 hour range. Motor is anywhere from 23-35 ho...
Old but new Prius battery: opinions needed!
06/20/2024 in the Technical Discussion Forum
So I've got a 2011 Prius that needs a hybrid battery. Local dealer has a new one in the basement that didn't get sold and they forgot about. Now toyota won't take back. Here's the kicker: it's been sitting in climate controlled storage since 11.2021. It's...
06/19/2024 in the Technical Discussion Forum
[Driveability: 15 Mercedes-Benz C300 4Matic 2.0L] mercedes has a silent recall on this breather assembly.

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