The contact owns a 2018 Chevrolet Express. The contact stated that the defroster would intermittently fail to operate as needed. The contact mentioned that the defroster might start working when driving over a pothole or an obstruction in the road. Upon investigation, the contact linked the failure to NHTSA Campaign Number: 18V655000 (Electrical System). The contact also discovered that the rear window was made out of tempered glass which failed to comply with FMVSS standards; she was also able to link that failure to NHTSA Campaign Number: 19V387000 (Visibility). The manufacturer was notified of both failures and informed her that the recall repair for NHTSA Campaign Number: 18V655000 (Electrical System) was already performed on the vehicle. The manufacturer also informed her that the VIN was no longer included in NHTSA Campaign Number: 18V655000 (Electrical System). The contact was also referred to the dealer, but they offered no assistance. The vehicle had yet to be repaired. The failure mileage was approximately 60,000.
NHTSA ODI 11447540