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General Motors implemented both a 5-pin connector and a 12-pin connector, with the 12 pin connector (Packard/Delco/Delphi part number 12020043) being used in the vast majority of GM cars. Lotus implemented a 10-pin connector. The pins are given letter designations in the following layouts (as seen from the front of the vehicle connector):
Transport-layer services include the transmission of multi-CAN-frame messages based on the ISO 15765-2 multi-frame messaging scheme. It was developed and is used primarily by General Motors for in-vehicle communication and diagnostics. [3] GM's Tech2 uses the CANdi (Controller Area Network diagnostic interface) adapter to communicate over GMLAN.
(GM did not use the term OBD 1.5 in the documentation for these vehicles — they simply have an OBD and an OBD-II section in the service manual.) For example, the 1994–1995 model year Corvettes have one post-catalyst oxygen sensor (although they have two catalytic converters), and have a subset of the OBD-II codes implemented. [20]
A Regular Production Option (RPO) is a 3-digit standardized code used by General Motors to designate vehicle options & modifications. RPO codes designate how a vehicle is built, and they've been used on dealership order forms and in assembly plants since at least the 1950s ( see Corvette C1 ).
OBD-II as defined by the CARB: 2: OBD as defined by the EPA: 3: OBD and OBD-II 4: OBD-I 5: Not OBD compliant 6: EOBD (Europe) 7: EOBD and OBD-II 8: EOBD and OBD 9: EOBD, OBD and OBD II 10: JOBD (Japan) 11: JOBD and OBD II 12: JOBD and EOBD 13: JOBD, EOBD, and OBD II 14: Reserved 15: Reserved 16: Reserved 17: Engine Manufacturer Diagnostics (EMD) 18
GM is trimming its software teams globally by more than 1,000, possibly up to 1,500. The company says it's for efficiency, not cost cutting. ... General Motors is eliminating more than 1,000 jobs ...
The "XX" is a placeholder for the last two digits of the specific assembly code for each model. The platform, which replaced the GMT900 series that had been in production from 2007 to 2013, was introduced in April 2013 for the 2014 Model Year on the trucks, followed by the December 2013 production on the 2015 large SUVs that debuted in February ...
Learn how to download and install or uninstall the Desktop Gold software and if your computer meets the system requirements. ... 2. Under 'All Products' scroll to ...