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Home >> GMC >> 2002 >> Jimmy 2D Utility, Part Time, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1415 (Antilock Brake System And Traction Control System) >> Diagnostic Information and Procedures >> DTC C0279: Powertrain Configuration Not Valid >> Circuit Description

Circuit Description

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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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