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Home >> GMC >> 2002 >> Jimmy 2D Utility, Part Time, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 741 (Lighting Systems) >> Diagnostic Information and Procedures >> DTC B2587: Park Lamp Relay Control Circuit Is Shorted To Ground Or Open >> Test Description
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Test Description

WARNING: This page is about a different car, the 2002 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.

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

  1. 2.  Listen for an audible click when the ALC park lamp relay operates. Command both the ON and OFF states. Repeat the commands as necessary.
Fig 1: DTC B2587
G01779589Courtesy of GENERAL MOTORS CORP.