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GMC Yukon 2000–2006

GMC YukonModel years 2000–2006

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Common on this vehicle:Lights (headlights, turn signals)

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1 records state a cause or a remedy. Each record is shown as short labels in the order fault → finding the cause → correction. Press a label to narrow to the records that state it.

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Known issuesReplacement headlamp switch has no LED indicators and sets DTC B0951 (2003, normal)1

  1. Manufacturer communication2003 GMC FULL SIZE TRUCK OR UTILITY (YUKON) ・ 2005-01-01

    Replacement headlamp switch has no LED indicators and sets DTC B0951 (normal)

    1. 1Fault

      • The green and amber LED indicators are missing from the face of the switch.
      • Trouble code B0951 will be set in the BCM after a replacement switch is installed.

    2. 2Finding the cause

      Possible causes

      • A running change was implemented starting with the 2004 model year, and the new replacement switch does not have the "auto" and "disable" LED indicators.
      • The BCM stores B0951 when a replacement switch is installed on a 2003 vehicle; this is due to the deletion of the LEDs and does not change the operation of the DRLs and headlamps.

    3. 3Correction

      Caution

      • This is a normal condition; no repairs should be attempted.
    Read the sentences of the record

    From the manufacturer’s document

    • Applies to：After replacing the headlamp switch on a 2003 full size truck or utility, the following changes may be noticed.
    • Condition：The green and amber LED indicators are missing from the face of the switch.
    • Condition：Trouble code B0951 will be set in the BCM after a replacement switch is installed.
    • Caution：This is a normal condition; no repairs should be attempted.
    • Cause：A running change was implemented starting with the 2004 model year, and the new replacement switch does not have the "auto" and "disable" LED indicators.
    • Cause：The BCM stores B0951 when a replacement switch is installed on a 2003 vehicle; this is due to the deletion of the LEDs and does not change the operation of the DRLs and headlamps.

    Open this issue of GM TechLink ↗ The points above are read from an article of TechLink, GM’s monthly publication for dealership technicians. The article itself is not reproduced here.

    Remedy
    Headlamp Switch After replacing the headlamp switch on a 2003 full size truck or utility you may notice the following changes. 1. The green and amber LED (light emitting diode) indicators are missing from the face of the switch. 2. Trouble code B0951 will be set in the BCM after a replacement switch is installed. This is a normal condition. No repairs should be attempted. A running change was implemented starting with the 2004 model year and the new replacement switch doesn't have the "auto" and "disable" LED indicators. The BCM will store a trouble code B0951 when a replacement switch is installed on a 2003 vehicle. This is due to the deletion of the LEDs and will not change the operation of the DRLs and headlamps.