Power train: Driveline: Driveshaft12/17/201919V900000
Prevost Cars, Inc. (Prevost) is recalling certain 2020 Prevost X3-45 VIP, X3-45 Passenger, H3-45 VIP, and H3-45 Passenger coach buses. The driveshaft clamp bolts may not be properly tightened.
Consequence
The driveshaft connection may separate resulting in a loss of drive. Additionally, a section of the driveshaft may detach from the vehicle, becoming a road hazard. Either condition increases the risk of a crash.
Remedy
Prevost has notified owners, and will replace and properly tighten the driveshaft clamp bolts, free of charge. The recall began December 19, 2019. Owners may contact Prevost customer service at 1-866-870-2046. Prevost's number for this recall is SR19-43.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Engine and engine cooling: Engine: Gasoline: Belts and associated pulleys04/06/202222V221000
Prevost Car (US) Inc. (Prevost) is recalling certain 2010-2023 H3-45, H3-45 VIP, X3-45, X3-45 Com, and X3-45 VIP vehicles. In the event of the alternator front bearing seizing, the alternator belt may continue to operate, causing the bearing to overheat.
Consequence
An overheated alternator bearing can increase the risk of a fire.
Remedy
Prevost will replace the alternator belt, free of charge. Owner notification letters were mailed September 30, 2022. Owners may contact Prevost customer service at 1-866-870-2046.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Electrical system: Alternator/generator/regulator04/06/202222V221000
Prevost Car (US) Inc. (Prevost) is recalling certain 2010-2023 H3-45, H3-45 VIP, X3-45, X3-45 Com, and X3-45 VIP vehicles. In the event of the alternator front bearing seizing, the alternator belt may continue to operate, causing the bearing to overheat.
Consequence
An overheated alternator bearing can increase the risk of a fire.
Remedy
Prevost will replace the alternator belt, free of charge. Owner notification letters were mailed September 30, 2022. Owners may contact Prevost customer service at 1-866-870-2046.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Equipment: Emergency: Fire supression: Sensors02/24/202323V126000
Prevost Car (US) Inc. (Prevost) is recalling certain 2018-2023 H3-45 motor coaches and H3-45 VIP motorhomes, and 2019 H3-41 motor coaches. The Automatic Fire Suppression System (AFSS) optical fire sensor positioned in the engine compartment's lower region may corrode and malfunction. In this event, the AFSS may give a false warning to the driver, command an unwarranted engine shutdown, and release a chemical fire extinguishing agent in the engine compartment.
Consequence
The activation of the Automatic Fire Suppression System can cause a sudden loss of drive power, increasing the risk of a crash. Additionally, a disabled coach may require an evacuation procedure in an uncontrolled traffic situation, increasing the risk of injury to passengers.
Remedy
Prevost will inspect the vehicles, install spacers between the optical fire sensor and bracket, and replace the optical fire sensor, if necessary, free of charge. Owner notification letters were mailed September 8, 2023. Owners may contact Prevost customer service at 1-866-870-2046. Prevost's number for this recall is SR23-05.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.