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Home >> Cadillac >> 2002 >> Escalade EXT >> Repair and Diagnosis (Single Page) >> Brakes >> Anti-Lock Brakes >> Anti-Lock Brake System >> Diagnostic Information & Procedures >> DTC C0238: EBCM Detects Erratic Wheel Speed Input >> Test Description

Test Description

The number below refers to the step number on the diagnostic table.

  1. 4.  If the front tires are not the same size as the rear tires, the EBCM calibration must match the FRONT tire size and the PCM calibration must match the REAR tire size.
Fig 1: DTC C0238
G01664004Courtesy of GENERAL MOTORS CORP.