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Home >> Chevrolet >> 2003 >> Venture Base, Van Cargo Extended >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Body Control System >> Diagnostic Information and Procedures >> Diagnostic System Check - Body Control System >> Test Description
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Test Description

The numbers below refer to the step numbers on the diagnostic table.

  1. Tests if the BCM can enter the On-Board Diagnostic Mode. Refer to ON-BOARD DIAGNOSTIC FEATURES   . 
  2. Tests the presence of DTCs stored in the BCM. Refer to the DIAGNOSTIC TROUBLE CODE CHART  for the appropriate procedure.
    Fig 1: Body Control System Diagnostic Chart
    G01534409Courtesy of GENERAL MOTORS CORP.
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