Diagnostic Aids: P2761

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

You may have to drive the vehicle in order to experience a condition.
If DTC P2761 is accompanied by DTC P0960, Main Modulation/Line Pressure Control (PC) Solenoid Control Circuit Open, and/or DTC P2727, Pressure Control (PC) Solenoid 1 Open, the open is most likely in the HSD1 circuit.