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GMC Yukon 2000–2006

GMC YukonModel years 2000–2006

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Common on this vehicle:Noise

issueHum or fan noise from the navigation radio (internal cooling fan, normal)Remove

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Known issuesHum or fan noise from the navigation radio (internal cooling fan, normal)1

  1. Manufacturer communication2003–2005 GMC FULL SIZE UTILITIES (YUKON) ・ 2005-02-01

    Hum or fan noise from the navigation radio (internal cooling fan, normal)

    1. 1Fault

      • Customers may comment on a hum or fan running type noise from the navigation radio.

    2. 2Finding the cause

      Possible causes

      • The navigation radio has an internal cooling fan to cool its internal components.

    3. 3Correction

      Caution

      • This sound is normal.
    Read the sentences of the record

    From the manufacturer’s document

    • Applies to：Applies to 2003-05 Chevrolet/GMC/Cadillac/Hummer H2 Full Size Utilities with RPO UM8.
    • Condition：Customers may comment on a hum or fan running type noise from the navigation radio.
    • Caution：This sound is normal.
    • Cause：The navigation radio has an internal cooling fan to cool its internal components.

    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
    Navigation Radio Hum This information applies to 2003-05 Chevrolet/GMC/Cadillac/Hummer H2 Full Size Utilities with RPO UM8. Customers may comment of a hum or fan running type noise from the navigation radio. This sound is normal. The navigation radio has an internal cooling fan to cool the radio's internal components.