K 3500 Truck 4WD V8-8.1L VIN G (2002)
ABS Light: Description and Operation
ABS Indicator
The IPC illuminates the ABS indicator when the following occurs:
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The Electronic Brake Control Module (EBCM) detects an ABS-disabling malfunction. The IPC receives a class 2 message from the EBCM
requesting illumination.
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The IPC performs the bulb check.
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The IPC detects a loss of class 2 communications with the EBCM.
