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Selected vehicle: 2006 · GMC Yukon XL Denali

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Source reference 2007-02-02

Manufacturer communication — 2006 GMC YUKON

ReferenceReporter type: Manufacturer

Relation to the target vehicle

  • The source's vehicle field says Yukon; whether it is an XL is not stated.
  • The trim (Denali) is not stated.
Model year
Match 2006 — Source vehicle field
Model
Unknown YUKON — Source vehicle field
Trim
Unknown

What the manufacturer’s document says

normal characteristic (no repair) ・ names this vehicle

Applies to

  • The information applies to 2005-07 Cadillac Escalade, Chevrolet Avalanche, Silverado, Silverado Classic, Suburban, Tahoe, GMC Sierra, Sierra Classic and Yukon with Regulated Voltage Control (RVC).

    the passage
    This information applies to 2005-07 Cadillac Escalade, Chevrolet Avalanche, Silverado, Silverado Classic, Suburban, Tahoe, GMC Sierra, Sierra Classic, Yukon with Regulated Voltage Control (RVC).

Fault

  • Some customers may comment that the voltmeter fluctuates between 12 and 14 volts.

    the passage
    Some customers may comment that the voltmeter fluctuates between 12 and 14 volts.

Finding the cause

Possible causes

  • The RVC system controls voltage based on battery state of charge, battery electrolyte temperature, battery current and electrical loads, which makes the voltmeter fluctuate between 12 and 14 volts.

    the passage
    The RVC system controls voltage based on such parameters as battery state of charge, battery electrolyte temperature, battery current, and electrical loads. This causes the voltmeter to fluctuate between 12 and 14 volts.

Correction

Caution

  • This fluctuation with the RVC system is normal system operation and no repairs should be attempted.

    the passage
    This fluctuation with the RVC system is normal system operation and no repairs should be attempted.

What is needed

Parts and materials
Not stated
Labor time
Not stated
Special tools
Not stated
Scan tool
Not stated

Only what the technical documents state. "Not stated" does not mean not needed.

Compiled by reading the full text of the document; each point stands on the passage shown. Check the document itself, linked below, before working on a vehicle.

Stated content

  1. Communication summary

    電圧計のふらつき この情報は、Regulated Voltage Control（RVC）を装着した 2005-07 Cadillac Escalade、Chevrolet Avalanche、Silverado、Silverado Classic、Suburban、Tahoe、GMC Sierra、Sierra Classic、Yukon に適用される。 一部のユーザーが、電圧計が 12 から 14 ボルトの間でふらつくと訴えることがある。 RVC システムは、バッテリーの充電状態、バッテリー電解液の温度、バッテリー電流、電気負荷などのパラメーターに基づいて電圧を制御する。このため電圧計が 12 から 14 ボルトの間でふらつく。 RVC システムでのこのふらつきはシステムの正常な作動であり、修理を試みてはならない。 Machine translation (unreviewed)

    Voltmeter Fluctuation This information applies to 2005-07 Cadillac Escalade, Chevrolet Avalanche, Silverado, Silverado Classic, Suburban, Tahoe, GMC Sierra, Sierra Classic, Yukon with Regulated Voltage Control (RVC). Some customers may comment that the voltmeter fluctuates between 12 and 14 volts. The RVC system controls voltage based on such parameters as battery state of charge, battery electrolyte temperature, battery current, and electrical loads. This causes the voltmeter to fluctuate between 12 and 14 volts. This fluctuation with the RVC system is normal system operation and no repairs should be attempted.
    Go to this passage in the original

Source

Source
GM TechLink
Source reference
2007-02-02
Received by source
2007-02-01
Incident date
Unknown

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