No complaints are listed for the 2021 NEW Flyer XD35. NHTSA's API and bulk file list none in this build.
Data build 2026-10-09.
NHTSA lists this vehicle as NEW FLYER XD35.
Model-generated complaint tags: No complaints are listed for tagging.
Recalls
See new recalls and investigations this week.
6 recalls.
Date: 2025-12-19. Systems: ELECTRONIC STABILITY CONTROL (ESC), SERVICE BRAKES, AIR.
Defect: New Flyer of America, Inc. (New Flyer) is recalling certain XD35, XDE35, XE35, XN35, XD40, XDE40, XE40, XHE40, XN40, XT40, XD60, XDE60, XE60, XN60, XT60, and XHE60 transit buses. Please refer to New Flyer's recall report for specific model year information. The antilock braking (ABS) and electronic stability control (ESC) module may lose communication and fail without illuminating the warning ligh (excerpt)
Consequence: An ABS or ESC warning light that fails to illuminate will not alert the driver to the loss of ABS or ESC, increasing the risk of a crash. (excerpt)
Remedy: New Flyer will update the software, free of charge. Owner notification letters were mailed February 17, 2026. Owners may contact New Flyer's customer service at 1-800-241-2947. (excerpt)
Do not drive: No. Park outside: No.
Date: 2023-10-26. Systems: POWER TRAIN.
Defect: New Flyer of America, Inc. (New Flyer) is recalling certain 2019-2024 XD35, XD40, XN35, and XN40 transit buses. The transmission yoke may separate, resulting in driveshaft separation and a sudden loss of drive power.
Consequence: A sudden loss of drive power can increase the risk of a crash.
Remedy: New Flyer will work with the equipment manufacturer, Allison Transmission Inc., to inspect, and if necessary, tighten loose transmission yoke bolts, free of charge. Owner notification letters were mailed December 9, 2023. Owners may contact New Flyer customer service at 1-800-241-2947. New Flyer's number for this recall is R23-20.
Do not drive: No. Park outside: No.
Date: 2023-10-20. Systems: EQUIPMENT.
Defect: New Flyer of America, Inc. (New Flyer) is recalling certain 2021-2023 XD35, 2022-2023 XD40, XD60, XN35, XN60, 2022 XDE35, and 2021-2022 XE40 transit buses. The Gross Axle Weight Rating (GAWR) and Gross Vehicle Weight Rating (GVWR) listed on the certification labels are incorrect, which can allow the vehicle to be overloaded. As such, these vehicles fail to comply with the requirements of Federal (excerpt)
Consequence: An overloaded vehicle can increase the risk of a crash. (excerpt)
Remedy: New Flyer will provide and/or install new labels, free of charge. Owner notification letters were mailed November 9, 2023. Owners may contact New Flyer customer service at 1-800-241-2947. (excerpt)
Do not drive: No. Park outside: No.
Date: 2021-07-28. Systems: FUEL SYSTEM, DIESEL.
Defect: New Flyer of America, Inc. (New Flyer) is recalling certain 2021 XD40 and XD35 vehicles equipped with Cummins L9 Diesel engines that have remote Stage 2 fuel filters and pressurized hoses. A fuel leak may occur from the fuel hose between the fuel pump and the remote fuel filter head.
Consequence: A fuel leak in the presence of an ignition source increases the risk of a fire.
Remedy: Cummins will replace the fuel hoses, free of charge. Owner notification letters were mailed on August 3, 2021. Owners may contact New Flyer's customer service at 1-204-224-6706.
Do not drive: No. Park outside: No.
Date: 2021-07-14. Systems: ENGINE AND ENGINE COOLING.
Defect: New Flyer of America, Inc. (New Flyer) is recalling certain 2021 XD35 and XD40 vehicles equipped with 2021 Model Year Cummins L9 Diesel Engines. The engine calibration software's management of the injection of Diesel Exhaust Fluid can allow excessive ammonia to be emitted from tailpipe exhaust.
Consequence: Exposure to high levels of ammonia can increase the risk of injury.
Remedy: Cummins will recalibrate the engine, free of charge. Owner notification letters were mailed on July 23, 2021. Owners may contact New Flyer's customer service at 1-800-204-224-6706. New Flyer's number for this recall is R21-013.
Do not drive: No. Park outside: No.
Date: 2021-05-18. Systems: FUEL SYSTEM, DIESEL.
Defect: New Flyer of America, Inc. (New Flyer) is recalling certain 2017-2021 XD40, XD35, 2016-2021 XD60, 2017 XDE35, 2016-2020 XDE40, XDE60 vehicles. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.
Consequence: A fuel leak in the presence of an ignition source increases the risk of a fire.
Remedy: New Flyer will inspect the rail threads, and replace the rail as necessary, free of charge. Owner notification letters were mailed on June 28, 2021. Owners may contact New Flyer customer service at 1-204-224-6706. New Flyer's number for this recall is R21-008.
Do not drive: No. Park outside: No.
Manufacturer communications
6 manufacturer communications.
Communications by system| System | Count |
|---|
| ELECTRICAL SYSTEM | 2 |
|---|
| SEATS | 2 |
|---|
| ENGINE | 1 |
|---|
| FUEL/PROPULSION SYSTEM | 1 |
|---|
| SUSPENSION | 1 |
|---|
| UNKNOWN OR OTHER | 1 |
|---|
11037246
Date: 2026-09-09. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.
Instructions to inspect flooring for ridge/raised area, pull back flooring, add screws and re-apply flooring in between front luggage racks.
11030373
Date: 2026-03-20. Type: Service Bulletin/Repair Instructions. Systems: ENGINE, FUEL/PROPULSION SYSTEM.
Instructions to remove DEF sensor bypass calibration from engine ECM and new sensor installation AR - 12inch DEF tank
11020706
Date: 2025-07-07. Type: Service Bulletin/Repair Instructions. Systems: SEATS.
Instructions to adjust certain cantilever mounted seats and adjust them to proper height.
10246085
Date: 2023-11-03. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
Instruction to Service 60838 to check/replace fuse box mounting hardware as required.
10215528
Date: 2022-06-20. Type: Service Bulletin/Repair Instructions. Systems: SEATS.
Technical Instruction describing how to tighten hardware and replace rivets on upper deck cantilever seats where required.
10210021
Date: 2022-03-10. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM, SUSPENSION.
This technical instruction describes how to replace dust covers and seal and protect the harnesses associated with the Smart Rider suspension leveling system for 40 foot buses with components installed on both axles.