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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 257 (Theft Deterrent System) >> Diagnostic Information and Procedures >> DTC B2947: Short To Ground On The Passlock™ Sensor Power Circuit >> Test Description

Test Description

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

  1. 2. Verifies that DTC B2947 is a current DTC.
  2. 3. Tests for a short to ground in the Passlock™ sensor or the pigtail harness.
    Fig 1: Identifying DTC B2947 Diagnostic Table
    G02422721Courtesy of GENERAL MOTORS CORP.
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