U0121 Diagnostic Trouble Code Discussion for August 2025
Lost Communication With EBCM
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| Help Request | Posted | |
| 2013 Chevrolet Equinox LT 2.4L No Start VIN: 2GNALPEK4D U0121: no communications abs /ecm/powersteering module and differantial module. ... /tcm/ and steering module /abs/ i have code u0121 and u2099 any help please |
August 13, 2025 | |
| 2013 Chevrolet Equinox LT 2.4L No Start VIN: 2GNALPEK4D U0121: no communications abs /ecm/powersteering module and differantial module. ... /tcm/ and steering module /abs/ i have code u0121 and u2099 any help please |
August 14, 2025 |
