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Home >> Cadillac >> 2007 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 366 (Antilock Brake System And Traction Control System) >> Diagnostic Information and Procedures >> DTC C0279: Powertrain Configuration Not Valid >> Circuit Description
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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 PCM sends engine/axle/tire IDs to the EBCM via serial data communications immediately after the modules are powered up.

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