Conditions for Setting the DTC
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
P0667
- The difference between the following parameters is greater than a predefined value:
- TCM Temperature
- Transmission Fluid Temperature
- The difference between the following parameters is greater than a predefined value:
- TCM Power-Up Temperature
- TCM Temperature
The above conditions have to be met continuously for 5 min within a 6 min period.
P0668
TCM Temperature=Warmer than 253°C (488°F) - For greater than 1 min
P0669
TCM Temperature=Colder than -253°C (-423°F) - For greater than 1 min