rusefi_documentation/Gen-4-LS.md

mx123 molex

56 pin blue 31386-2020

73 pin black 31387-2014

73 pin grey 31387-2002

73+80 e38 ECM, used 07-14 trucks/suv

https://www.maxxecu.com/webhelp/wirings-pluginecu-chevrolet_corvette_c6_e38_ecm.html

https://lt1swap.com/E38%20ECM%20Connector%20Pinouts.htm

x+y+z E67 ECM used 2007+ envoy, trailblazer, saab 97x, rainier, impala ss, and others

https://www.lt1swap.com/pcm_identification.htm

2007 Tahoe 5.3