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Thread: How to Deactivate Onstar

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  1. #1
    Join Date
    Mar 2000
    Location
    Geneva, IL
    Posts
    364

    Default How to Deactivate Onstar

    Hi,

    Just about the time I was going to discontinue my Onstar subscription anyway, the unit began malfunctioning. It repeatedly gives me an annoying message saying that it can't connect to Onstar. This happens not just when the key gets turned on, but also going down the road in the middle of a radio program. I can even hear it giving that message after I'm out of the truck and the door is locked.

    Onstar tells me that they have tried to deactivate the unit, but in that process they were unable to contact the truck, and that it's a Chevy hardware problem. I can't find a fuse dedicated to this sub-system, nor do my internet searches provide any clear path to a solution.

    Is there a way for an owner to stop the Onstar component from functioning, or is this something I'm going to have to go to my dealer for?

    Thanks for any help you can provide.
    Rich Phillips
    Member #27
    2019 K-2500 Crew Cab Z71
    Cedar Creek Silverback 33RL Fifth Wheel
    In The Past: '82 6.2 Jimmy Blazer, '93 6.5 GMC K-2500, '01 DMAX K-2500, '09 DMAX K-2500

  2. #2
    Join Date
    Apr 2004
    Location
    Bar Nunn, WY
    Posts
    194

    Default

    Pull fuse 22 (info) from the fuse panel in cab on driver side of instrument panel.

    Jay
    2023 Tahoe 3.0l diesel
    2013 Harley Switchback
    2021 Ram 2500 6.7l (sold)
    2018 Chevy Traverse (sold)
    2021 Silverado 3.0l LM2 (sold)
    2019 GMC Sierra 6.2l (sold)
    2019 Colorado ZR2(sold)
    2017 2500HD CC D/A (sold)
    2015 1500 CC High Country 6.2l (sold)
    2010 Chev 2500HD CC D/A (sold)
    2013 Chev 2500HD CC D/A (sold)
    2006 Chev 3500 CC D/A (sold)
    2005 Harley Ultra Classic (sold)

  3. #3
    Join Date
    Jan 2001
    Location
    Knoxville,Tennessee
    Posts
    2,643

    Default

    Quote Originally Posted by cabletech View Post
    Pull fuse 22 (info) from the fuse panel in cab on driver side of instrument panel.

    Jay
    Does this also make the vehicle untraceable?
    "The Constitution is not an instrument for the government to restrain the people, it is an instrument for the people to restrain the government."
    -Patrick Henry


    A5150nut
    2006 K3500 D/A
    94 6.5 4x4 5spd Sold

  4. #4
    Join Date
    Mar 2000
    Location
    Geneva, IL
    Posts
    364

    Default

    Hi Cabletech,

    One of the problems I read about in my prior research was that if you pull the fuse, you lose some other necessary systems, and start throwing codes. Insofar as you know, does pulling fuse 22 kill Onstar without altering anything else?

    All I want to do is kill the annoying message, and am trying to avoid having to pay a dealer, if I can.
    Rich Phillips
    Member #27
    2019 K-2500 Crew Cab Z71
    Cedar Creek Silverback 33RL Fifth Wheel
    In The Past: '82 6.2 Jimmy Blazer, '93 6.5 GMC K-2500, '01 DMAX K-2500, '09 DMAX K-2500

  5. #5
    Join Date
    Apr 2004
    Location
    Bar Nunn, WY
    Posts
    194

    Default

    The fuse removes the power from the onstar unit.I don't know if it removes power from anything else. I have never left it out, I have only removed it to flash one of the computers in the truck. If you want to pull the wires or remove the onstar unit, it's below the radio and behind the heater control.

    Jay
    2023 Tahoe 3.0l diesel
    2013 Harley Switchback
    2021 Ram 2500 6.7l (sold)
    2018 Chevy Traverse (sold)
    2021 Silverado 3.0l LM2 (sold)
    2019 GMC Sierra 6.2l (sold)
    2019 Colorado ZR2(sold)
    2017 2500HD CC D/A (sold)
    2015 1500 CC High Country 6.2l (sold)
    2010 Chev 2500HD CC D/A (sold)
    2013 Chev 2500HD CC D/A (sold)
    2006 Chev 3500 CC D/A (sold)
    2005 Harley Ultra Classic (sold)

  6. #6
    Join Date
    Mar 2000
    Location
    Geneva, IL
    Posts
    364

    Default

    Hi,

    Anyone else have any experience deactivation Onstar permanently?

    Thanks for any assistance you can provide.
    Rich Phillips
    Member #27
    2019 K-2500 Crew Cab Z71
    Cedar Creek Silverback 33RL Fifth Wheel
    In The Past: '82 6.2 Jimmy Blazer, '93 6.5 GMC K-2500, '01 DMAX K-2500, '09 DMAX K-2500

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