CR5537 – Front Air Spring Suspension May Separate – 2023 Nova Bus LFS

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OMB Control No.: 2127-0004
Part 573 Safety Recall Report 23V-866
The information contained in this report was submitted pursuant to 49 CFR §573
Manufacturer Name : Submission Date :
Nova Bus (US) Inc. DEC 20, 2023 NHTSA Recall No. : 23V-866 Manufacturer Recall No. : CR5537 Manufacturer Information :
Manufacturer Name : Nova Bus (US) Inc. Address : 260 Banker Road
PLATTSBURGH NY 12901
Company phone : 450-472-6410
Population :
Number of potentially involved : 9
Estimated percentage with defect : 100 %
Vehicle Information : Vehicle 1 : 2023-2023 Nova LFS
Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : OTHER Power Train : DIESEL
Descriptive Information : The recall population is vehicles built from June 19, 2023 through June 22, 2023 that use the attachment plate N57071 to attach the front air spring to the vehicle frame.
Production Dates : JUN 19, 2023 – JUN 22, 2023
VIN Range 1 : Begin : 2NVYL82J0P3754060 End : 2NVYL82J5P3754068 Not sequential Description of Defect :
Description of the Defect : The front air spring hardware attachment points may fail due to an improper attachment plate.
FMVSS 1 : NR FMVSS 2 : NR
Description of the Safety Risk : The air spring hardware may dislodge from the attachment plate which in
turn may result in the sudden loss of suspension resulting in an increased risk of crash.
Description of the Cause : The manufacturer used non-conforming parts to Nova Bus component requirements. Identification of Any Warning
that can Occur : There is no warning prior to occurrence.
Involved Components : Part 573 Safety Recall Report 23V-866 Page 2 Component Name 1 : Plate Component Description : Attachment Component Part Number : N57071 Supplier Identification : Component Manufacturer
Name : INDUSTRIES ET EQUIPEMENTS LALIBERTE LTEE
Address : 550 Rte Bégin N
Sainte-Claire Foreign States G0R 2V0 Country : Canada Chronology :
October 25, 2023, Nova Bus informed by supplier that the weld nut used on the attachment plate is not compliant to Nova Bus requirements.
November 01, 2023: The issue was raised to the safety forum as a potential risk for evaluation. November 02, 2023: Nova Bus opens a formal Potential Safety Related Issue investigation.
November 06, 2023: Delivery Stop issued. The front air spring attachment plate is removed and replaced with an attachment plate that conforms to component specifications for all buses within the factory.
November 15, 2023: Nova Bus conducts testing of the potential failed condition to assess potential risk level. December 07, 2023: Findings from the investigation are reviewed by the Product Safety Evaluation Committee and
the recommendation is that this be brought to Product Safety Committee
December 15, 2023 The Product Safety Committee meets and decides that a product safety defect exists. December 20, 2023: 573 Report filed with NHTSA . There have been no accidents or injuries related to this issue. There have been no warranty claims, field reports
or customer complaints associated with this issue. The information contained in this report was submitted pursuant to 49 CFR §573 Part 573 Safety Recall Report 23V-866
Page 3
The information contained in this report was submitted pursuant to 49 CFR §573
Description of Remedy :
Description of Remedy Program : Vehicles will be recalled. Remedy program will be to remove the
attachment plate and replace it with an attachment plate that meets the mechanical and material properties specified for the component.
All costs associated with this corrective measure will be covered by Nova Bus. Pre-notification remedies will be addressed using the Nova Bus general reimbursement plan on file with NHTSA.
How Remedy Component Differs from Recalled Component : Identify How/When Recall Condition was Corrected in Production :
Remedy Component will have a replaced attachment plate that complies with the material and mechanical properties specified for this component. N57071 ATTACHMENT PLATE
This issue has been corrected within production as of November 06, 2023 by using the internal campaign and delivery stop process to replace the attachment plate on vehicles that were within the factory with attachment plates that conform to the component’s specifications. Additionally, conforming parts were used on new builds. Recall Schedule :
Description of Recall Schedule : Note: Nova Bus does not have a dealer network and the dates entered for
the planned dealer notification begin/end date are only to avoid NHTSA Recall Portal error while submitting the recall report.
Owner notification will begin on or before February 18, 2024 Planned Dealer Notification Date : DEC 22, 2023 – DEC 22, 2023
Planned Owner Notification Date : FEB 18, 2024 – FEB 18, 2024
* NR – Not Reported

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