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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 505 (Automatic Transmission - 2ML70 - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0756 >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2012 GMC Yukon, 2012 Chevrolet Tahoe, and 2012 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.

The shift solenoid valve 2 is part of the control solenoid valve assembly and is not serviced separately. The TCM supplies 12 V to shift solenoid 2 on the high side driver 1 circuit. The TCM controls the normally closed shift solenoid 2 on the shift solenoid 2 control circuit. The shift solenoid 2 controls the transmission fluid to the Shift Solenoid Valve Mode B.