U0073 Diagnostic Trouble Code Discussion for May 2014
Control Module Communication Bus Off
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| Help Request | Posted | |
| 2008 Buick Enclave CXL 3.6L MIL Lamp on, limp mode VIN: 5GAEV23788 U0073: ECM- Control Module Communication Bus Off. ... 2008 Buick enclave that will basiclly go into limp mode but it is so random that we cant get it to act up. The problem has been going on for about 2 years and there was a different tech on this Buick before he quit and i started to work on it about 2 month... |
May 16, 2014 |
