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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 787 (Antilock Brake System With TCVS & VSES) >> Diagnostic Information and Procedures >> DTC C0238: Rear Wheel Speed Sensor Circuit >> Test Description

Test Description

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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
G01457085Courtesy of GENERAL MOTORS CORP.
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