Conditions for Running the DTC: Notes

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The engine speed is greater than 450 RPM.
No DTCs P0716, P0717, P0722, or P0723.

DTC P0667

No DTCs P0667, P0711, P0712, or P0713.
DTC P0667 has not passed this key ON.
The TCM temperature is between -39 and +149°C (-38 and +300°F).