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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1681 (Lighting Systems) >> Diagnostic Information and Procedures >> DTC B2608: BCM >> Test Description

Test Description

WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

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

  1. 3. Tests for voltage at the turn signal lamp.
  2. 4. Test the turn signal supply voltage circuit for a short to battery positive voltage.
  3. 5. Test the turn signal switch signal circuit for a short to battery positive voltage.
Fig 1: DTC B2608
G01586989Courtesy of GENERAL MOTORS CORP.
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