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Circuit Description

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The transmission control module (TCM) requires a switched ignition voltage to operate. The voltage signal should be direct from the ignition switch to avoid any interference.

DTC P0562 is a type C DTC.