Recent content by jasonpblair
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How to put 2021 Yukon into "run" position?
Thanks, I tried that. Didn't seem to work. Anytime the engine isn't running, the OBD2 scanner says "Error communicating! Please turn ignition to RUN position with engine OFF." It seems more like pressing start without pressing the brake pedal is more akin to putting a can in "Accessories"...- jasonpblair
- Post #3
- Forum: Engine & Drivetrain
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How to put 2021 Yukon into "run" position?
So my wife had just put the Yukon into drive, noticed a guy pulling out of the parking lot way too fast, so she put the Yukon in reverse almost immediately. Apparently the TCU didn't like the quick button press from Drive to Reverse, so it went into limp mode. She had to shut the car off and...- jasonpblair
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- Replies: 4
- Forum: Engine & Drivetrain
