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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 966 (Automatic Transmission - ALLISON, Diagnosis (DTC P0218 To DTC P0735)) >> Diagnosis >> DTC P0561 >> Circuit Description

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 input and a direct battery voltage input.

DTC P0561 is a type C DTC.