Chevrolet Volt owners have reported 9 hybrid propulsion system related problems since 1996. Table 1 shows the 1 most common hybrid propulsion system problems. The number one most common problem is related to the vehicle's hybrid propulsion system (9 problems). For details of each of the problem category, use the links in the table.
| Problem Category | Number of Problems |
|---|---|
| Hybrid Propulsion System problems |
The contact owns a 2013 Chevrolet Volt. The contact stated while driving approximately 76-77 mph, the vehicle experienced reduced power. The message "low propulsion" was displayed, and the engine revved significantly. The contact moved over to the far-right lane to pull over to the side of the road as needed. The contact stated that the failure had been recurring temporarily. The contact had researched the failure online and became aware that the release of the accelerator pedal while the failure was occurring could temporarily correct the failure. The dealer and the manufacturer were not notified of the failure. The vehicle was not diagnosed or repaired. The failure mileage was approximately 61,000.
The contact owns a 2017 Chevrolet Volt. The contact stated that while driving approximately 35 - 40 mph, the message stating that the propulsion was reduced was displayed, and the check engine warning light was illuminated. The contact continued to drive the vehicle, and the vehicle unintendedly decelerated. The contact arrived at the destination and parked the vehicle, and the message “shift to park” was displayed even though the gear shifter was in park(p). The message “charging unavailable” was displayed. The contact stated that while charging the vehicle, the mileage was reduced from 72 miles to approximately 29 miles during the winter months, and 42 miles during the summer months, while still indicating a full charge. The “shift to park” failure had occurred twice the previous year, and the vehicle was turned off and restarted to correct the failure. The vehicle was taken to a certified mechanic, who diagnosed that the hybrid power train control module had failed. The vehicle was not repaired. The manufacturer was notified on the website, and a case was filed; however, a representative was not reached. The failure mileage was approximately 26,500.
The contact owns a 2017 Chevrolet Volt. The contact stated that the vehicle was lagging and hesitating before accelerating. The contact stated that an excessive amount of pressure was needed to depress the accelerator pedal while driving. The contact stated that the vehicle had experienced reduced hybrid propulsion. The contact stated that the check engine warning light was illuminated. The failure was intermittent. The vehicle had not been taken to the dealer. The vehicle was not diagnosed or repaired. The manufacturer had not been made aware of the failure. The failure mileage was 140,000.
The contact owns a 2013 Chevrolet Volt. The contact stated while driving 50 mph, the vehicle lost motive power with the check engine warning light and low oil pressure warning light illuminated. The vehicle was towed to the dealer where a diagnostic test result was undisclosed; however, the contact was informed that the vehicle needed an asc high Voltage battery to be replaced. The vehicle was not repaired after the asc battery was replaced. The contact stated that the propulsion system warning light was illuminated. The vehicle was not repaired. The manufacturer was made award of the failure. The failure mileage was approximately 100,000.
The contact owns a 2014 Chevrolet Volt. The contact stated that while driving at approximately 35 mph, the vehicle began to a sound like an over revved engine while the accelerator pedal was depressed. The vehicle would not move while the accelerator pedal was depressed and the vehicle slowly decelerated. The contact stopped the vehicle and would have to wait for the failure to stop, then the contact was able to drive normally. The failure recurred over a dozen times at unknown speeds and a warning message would be displayed stating "propulsion power reduced". The vehicle was taken to a dealer several times where the failure was unable to be recreated or diagnosed. The vehicle has not been repaired. The contact found NHTSA campaign number: 18v397000 (hybrid propulsion system), however, the vehicle was not included in the campaign. The manufacturer was notified and a case was opened. The failure mileage unknown.
The contact owns a 2013 Chevrolet Volt. The contact stated while driving at an undisclosed speed, the “service high Voltage system” message was displayed. The vehicle was taken to the dealer where it was diagnosed with a software bug. The dealer performed a software update and the vehicle was repaired. The manufacturer was made aware of the failure. The failure mileage was 80,899.
The contact owns a 2017 Chevrolet Volt. The contact stated that while attempting to start the vehicle, the vehicle failed to start. The contact mentioned that the electrical hybrid battery failure warning error illuminated, and the check engine warning light was also illuminated. The vehicle was able to start after multiple attempts to switch over to gasoline mode. The vehicle was taken to the dealer where it was diagnosed that the battery energy control module needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 46,000.
The contact owns a 2017 Chevrolet Volt. The contact stated that occasionally at start-up or while driving at various speeds, the "propulsion power reduced," warning message would appear on the instrument panel. Once the warning message would appear, the vehicle would not shift out of first gear. The contact had taken the vehicle to the dealer on numerous occasion; however, the code reader could not diagnose the failure. The manufacturer was notified of the failure and the contact was given a case number. The vehicle had yet to be diagnosed or repaired. The failure mileage was approximately 33,000.
2014 Chevrolet Volt. Consumer writes in regards to electric drive malfunction. The consumer received two error messages on the dashboard that read propulsion power is reduced and engine not available, service soon. The vehicle stalled within minutes. The consumer tried to re-start the vehicle, but it stalled again within seconds.