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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1686 (Automatic Transmission - 2ML70 - Description And Operation) >> Description and Operation >> Automatic Transmission Hydraulic Diagrams >> Power Off High Default >> 1-3 Clutch Releases

1-3 Clutch Releases

WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

If the transmission is operating in Third gear when an electrical malfunction occurs, the normally closed shift solenoid 1 and the normally low pressure control solenoid 4 trim default to their normal states (OFF) and the 1-3 clutch is released. Refer to Drive Range - Fourth Gear  for a complete discription of 1-3 clutch release.