Reflashing via serial comms using the PC serial port
Some OBD2 information (datasheets, whitepapers, etc.)
Personal web pages
Robin Handley's GMECM page Describes Robin's ongoing project to use $8D or $58 code running on 16149396 (1227727 with SRAM) hardware as a cheap method of controlling a NA 4cyl engine using a dizzy. Currently ignition only. -- RobinHandley - 21 Aug 2006