2009 Pontiac G8 GT 6.0L with codes U0073, U0100, and U0101

Question

Car will not crank. All lights come on like usual. Codes u0100 and u0101 come IP as well. Just did a can swap and dod delete

Answer 1

U0100 PONTIAC - Lost Communication With Engine Control Module
Read more: https://www.autocodes.com/u0100_pontiac.html

U0101 PONTIAC - Lost Communication With Transmission Control Module
Read more: https://www.autocodes.com/u0101_pontiac.html

U0073 PONTIAC - Control Module Communication Bus OFF
Read more: https://www.autocodes.com/u0073_pontiac.html