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Home >> GMC >> 2013 >> Yukon Base, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1581 (Antilock Brake System - Non-Hybrid Less Than 3900 Kg (8600 Lb) GVW With TCS & VSES) >> Diagnostic Information and Procedures >> DTC C0055 or P0609 >> Circuit/System Description

Circuit/System Description

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.

The electronic control module (ECM) converts the data from the vehicle speed sensor to a 128K pulses/mile signal. The electronic brake control module (EBCM) uses the vehicle speed signal from the ECM in order to calculate the rear wheel speed.