Technical Service Letter for Cold Weather Faults on GHG17/21 DD13 with MCM Software Version 14. Due to...
Freightliner technical service bulletin 20TS-07 for 2020-2021 Freightliner Cascadia, 2020-2021 Western Star 4900 and 2020-2021 Western Star 4700 and others.
- Bulletin number
- 20TS-07
- Component
- Power train: automatic transmission: control module (TCM/PCM/tecm)
- Summary
- Technical Service Letter for Cold Weather Faults on GHG17/21 DD13 with MCM Software Version 14. Due to colder weather, there may be an increase in the frequency of faults, noted below, on GHG17/21 DD13 trucks built after June 5th 2019. This is due to a calibration issue in the current MCM software (14.1.1.5 or 14.2.1.3). New software is scheduled for release in the first quarter of 2021 that will address these faults.
Vehicles covered
- Freightliner Cascadia 2020-2021 20202021
- Western Star 4900 2020-2021 20202021
- Western Star 4700 2020-2021 20202021
- Freightliner 114SD 2020-2021 20202021
- Western Star 5700 2020-2021 20202021
- Freightliner 122SD 2020-2021 20202021
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