#nocodes

  1. E

    Limp mode with no codes

    Hello I have 2007 Yukon 4wd Looks like in went to limp mode Can’t get up to speed. Only light on is traction control No codes come up I change the front house hubs and sensors And the brake light switch No issue with engine runs fine. Yet is in limp mode. Any ideas. I haven’t been able to use...

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