One problem related to gas recirculation valve (egr valve) has been reported for the 2018 Chevrolet Tahoe. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2018 Chevrolet Tahoe based on all problems reported for the 2018 Tahoe.
When accelerating it sounds like my vehicle is stuck in brake degrading or is making that distinguishing noise. My vehicle is in the shop for the second time to fix the same issue of park assist, side detection and front camera service. When expressing my concern for this problem of the sound the dealership said let's fix the service issues first as everything is electronic. I hope my vehicle is safe to drive.