Action Taken When the DTC Sets
WARNING: This page is about a different car, the 2017 GMC Yukon XL, 2017 GMC Yukon, 2017 Chevrolet Tahoe, 2017 Chevrolet Suburban 3500 HD, and 2017 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
P0601, P0603, P0604, and P062F
- The high side driver is turned Off.
- The TCC is turned Off.
- The TCM request maximum line pressure.
- The ECM reduces engine torque based on transmission input speed.
- Neutral idle is inhibited.
- Tap Up/Down is inhibited.
- Tow/Haul mode is inhibited.