P1516 and P2101

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

DTC P0606 and P1682 is not set.
The run/crank or powertrain relay voltage is greater than 6 V and reduced power is not active.
The engine is running or the following conditions are met:
- The engine is not running.
- The ignition voltage is greater than 11 V.
- The TAC system is not in the Battery Saver mode.
- The ECM is commanding the throttle.
- The ECM has learned the minimum throttle position.
DTC P1516 and P2101 run continuously when the above conditions are met.