Action Taken When the DTC Sets
WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- The TCM does not illuminate the malfunction indicator lamp (MIL).
- Hydraulic default is commanded. Shift selector position and hydraulic state of logic valves determine range.
- The TCM inhibits main modulation.
- The TCM inhibits torque converter clutch (TCC) engagement.