Quote:
Originally Posted by BlueCamaro6
I'm curious if this ever got resolved for the OP. I've had the same problem a few times and drove the vehicle to the dealership with "brake assist" and limited brakes due to the "cannot duplicate" situation. Scanned the car and found low vacuum is what triggered the the vehicle into this "brake assist" mode. It has been there for weeks and stating it will be another 60-90 days before GM gets a new program figured out to correct the problem.
I know the route I need to go with this car after multiple rear diffs and this problem.
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When you posted this, you were in the 2016 correct? Or is this happening with your 2018? Thanks.