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holden speed

  1. Holden Volt NAV GPS update requests

    Suggestions for GM - Chevy Volt
    1) Request Holden issue a free update to put speed limits on the NAV and also allow a programmable over speed warning. Finally spent time (a lot of time to only discover even posted speed is not able to be activated!) We Australians are missing the US NAV speed display feature and that is...
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