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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

What am I missing? B1681 no start
02/23/2018 in the Technical Discussion Forum
[Electrical: 03 Ford Ranger XL 2.3L] I have this 2003 Ranger which was towed in a few days ago with a no crank, theft light flashing, and B1681 set. I tested the PATS Transceiver, and found good ground, good power, and both signal wires had +12v koeo. Un...
Magnum V8 oil pan gaskets
02/23/2018 in the Technical Discussion Forum
[Engine: 78 Dodge B100 5.9L] Can someone refresh my memory? Does the 1 piece Dodge Magnum V8 oil pan gasket swap onto the 1991 and older LA engines?
clutch bleeding
02/23/2018 in the Technical Discussion Forum
[PowerTrain: 06 Chevrolet Silverado 2500 HD LT 6.6L] We have installed a new clutch in this truck and have attempted to bleed it by pumping the pedal. No bleeder on this one? Any advise? Thanks!!
AC Delco Reman Steering Boxes -For GMs
02/23/2018 in the Technical Discussion Forum
[Chassis: 05 Chevrolet Express 2500 6.0L] I have terrible luck with NON OE Gear boxes. On this express the boxes is tight and pouring out fluid. I am only going with a Dealer Parts just want to know has anyone had experience with Reman. units. I won't us...
Diesel Injectors
02/23/2018 in the Technical Discussion Forum
Thanks in advance Has anybody had any experience with Diesel Care Parts in Memphis Tennessee like LB7 injectors we got a set and after installing started vehicle it ran a little rough checked balance rates had two injectors showing -7.0 one 15.0 others 0....

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