The contact owns a 2017 Chevrolet Volt. The contact stated that the vehicle failed to start up after multiple attempts. Due to the failure, the vehicle was towed to a local dealer where the mechanic informed the contact that the 12-volt battery needed to be replaced. After the battery was replaced, the contact stated while driving 65 MPH, the Propulsion Power reduced message was displayed. The vehicle was towed to AutoNation Chevrolet West Colonial (3707 W Colonial Dr, Orlando, FL 32808) where the contact was informed that the battery had failed for a second time within two weeks and needed to be replaced. After the second 12-volt battery replacement, the vehicle started making an abnormal cranking sound while the vehicle independently surged and then lost power. The contact stated that an unknown power failure message was displayed on the instrument panel. The contact drove the vehicle to another dealer, AutoNation Chevrolet Airport (5600 Lee Vista Blvd, Orlando, FL 32812) but the vehicle was later towed back to the original local dealer. The contact was then informed that the vehicle had a defective EGR (Exhaust Gas Recirculation) valve. The manufacturer was not notified of the failure. The vehicle was not repaired. The failure mileage was approximately 60,000.

- Largo, FL, USA

The contact owns a 2017 Chevrolet Volt. The contact stated while driving at various speeds, the message "Propulsion System Failure" was displayed. The contact stated that the vehicle shuddered and drove rough. The contact stated that the check engine warning light was illuminated, and the -??Propulsion System Failure-?? message was displayed before the vehicle lost motive power and stalled. The vehicle was towed to the local mechanic. The cause of the failure was not yet determined. The local dealer and manufacturer were not yet notified of the failure. The failure mileage was 120,000.

- San Ysidro, CA, USA

The contact owns a 2017 Chevrolet Volt. The contact stated that while driving at various speeds, the "Propulsion Power Reduced" message would appear on the instrument panel. In addition, several other unknown messages appeared on the instrument panel during the failure. The vehicle was taken to a dealer where the mechanic was unable to determine the cause of the failure. The contact stated that it took hours for the vehicle to start up after multiple failed attempts. The manufacturer was notified of the failure but referred the contact to the NHTSA Hotline. Upon investigation, the contact linked the failure to Manufacturer Communication Number: 18-NA-261.The vehicle was not repaired. The failure mileage was approximately 99,000.

- Columbus, OH, USA