Conditions for Setting the DTC
WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
All conditions for running the DTC are met, and either of the following conditions occur for 4.3 out of 5 seconds.
- The PCM commands the TCC PWM solenoid valve to OFF, 0 percent, and the voltage input remains low, zero volts.
- The PCM commands the TCC PWM solenoid valve to ON, 100 percent, and the voltage input remains high, B+.