Recalls
Prevost Car (US) Inc. (Prevost) is recalling certain Prevost buses. Please see the above list of models. The entrance door is missing the emergency exit operating instruction label. As such, these vehicles fail to conform to Federal Motor Vehicle Safety Standard (FMVSS) number 217, "Bus Emergency Exits and Window Retention and Release."
Prevost Car (US) Inc. (Prevost) is recalling certain 2014 and 2018 H3-41, 2013-2024 H3-45, 2012-2024 X3-45, and 2017-2023 X3-45 Commuter vehicles. The red beacon lighting on the Threshold Warning System (TWS) may not be bright enough. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 403, "Platform Lift Systems."
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.
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.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Prevost told its dealers about the 2021 Prevost H3-45: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11003159 | Sway bar collars improvement. Revision A : Add front sway bar support replacement and change bolts lenght. |
| 10248275 | SWAY BAR COLLARS IMPROVEMENT |
| 10240148 | H3 LAVATORY FAN RETROFIT KIT |
| 10233625 | On the vehicles affected by this bulletin, the Vehicle Emission Control Information label must be replaced. Revision: B - Causal part changed, was 010352, becomes 85152363. No impact on procedure or parts involved. |
| 10233622 | Prevost Driver Assist System Description. Revision A - EFFECTIVE ON H3-45 SERIES UP TO VEHICLE P-1452 |
| 10231093 | STEERING GATEWAY. Revision B - PIN 2 and 10 were inverted on connector A139 |
| 10228667 | Air Tanks Draining Sequence. Revision: B - General Update |
| 10228666 | H3 SERIES LED HEADLAMPS RETROFIT |
| 10226928 | Air Tanks Draining Sequence. Revision: A - Erroneous Secondary & Accessory tanks location. |
| 10226927 | Air Tanks Draining Sequence |
| 10222380 | TAG AXLE HUB FLANGE - ALTERNATE CAP SCREW |
| 10219023 | STEERING GATEWAY, revision A : Cancel watch dog removal from EFD part of the instruction |
| 10217314 | STORAGE AND STARTUP GUIDELINES : part number updates |
| 10217311 | TGW PROGRAMMING |
| 10214936 | STEERING GATEWAY Revision A Cancel watch dog removal from EFD part of the instruction |
| 10214935 | CENTRAL HVAC MERV FILTERS INSTALLATION |
| 10213319 | H3 SERIES ENVIROCARE - IONS AIR SANITIZER |
| 10213318 | BRAKE PEDAL SEAL PLATE INSTALLATION KIT |
| 10213317 | STEERING GATEWAY schematic |
| 10205938 | An automated test is available to check the big HVAC superheat from the driver seat. This test is controlled by Multiplex, eliminating interventions and the need to take measures on the vehicle. |
| 10203697 | Diesel Exhaust Fluid ( DEF ) Contamination In Fuel System, Inspection And Repair From US10 to newer engine generation |
| 10201839 | P20EE (diagnostic troubleshooting code) SOLUTION - NOX CONVERSION EFFICIENCY Rev E: expiration date removed |
| 10201835 | RONT & TAG AXLE UNITIZED HUB BEARING END PLAY VERIFICATION AND REPLACEMENT |
| 10201825 | LAVATORY COMPARTMENT SLIDING DOOR LATCH IMPROVEMENT |
| 10199007 | STORAGE AND STARTUP GUIDELINES: Periodically, circumstances arise requiring operators to temporarily park a coach in storage. Whether it is a few weeks or several months, sporadic out of service times or a full stop, Prevost recommends following the guidelines in this document during times when: The coach can be operated on a regular/weekly basis while in storage. The coach will be in storage for an extended period without any operation. The coach will return to service following an extended period of downtime. |
NHTSA manufacturer communications (public domain)
NHTSA investigations
Alternator Front Bearing Failure
NHTSA Office of Defects Investigation