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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 251 (Automatic Transmission - 2ML70 - DTC P0218 To DTC P0967) >> DTC P0776 or P0777 >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2008 GMC Yukon and 2008 Chevrolet Tahoe. However, it is still accessible from the selected car via links, so may be relevant.
PC Sol 2 Operation

Operating Conditions Normal Operation Stuck OFF Stuck ON
Steady State Gears 3 3 Neutral 3
Steady State Gears 1, 2, 4 1, 2, 4 1, 2, 4 3
Garage Shift Park/Neutral to Reverse/Drive Neutral 1 Drive Gear
Downshift from gears 4 to 3 3 Neutral 3
Upshift from gears 3 to 4 4 4 3