U1255 OBD Trouble Code

1 result found

U1255 - GM
Type Network - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Class 2 Communications Malfunction

Cause

ECM DTC B with Freeze Frame and Failure Records stored or TOM DTC TCM flashes Sport Mode Indicator, TCM sends a MIL request to the ECM, the ECM illuminates the MIL, TCS is disabled and the TC Indicator is illuminated

Try also: https://www.obd-codes.com/u1255