RVXX2315 – Hendrickson Aux Lift Axle – 2024 Volvo VNL

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© 2023 Volvo Group North America, LLC. CONFIDENTIAL – For limite distribution only to circulation list above. This bulletin, and any information herein, is subject to change by Company without notice. For the most current and accurate information, always refer to Trucks Dealer Portal for the electronic version of this document..
Recall Alerts
Description of Defect:
Vehicles may be equipped with Hendrickson Composilite EXS20 and SC 20 steerable auxiliary lift axle suspension assemblies with bearing journals not fully seated to the backbones of the left and right-side steering knuckle assembly in order for the wheel end hub assemblies to be properly installed. This can result in foreign object debris on the roadway, increasing the risk of a crash and/or injury. There have been no field reports, warranty claims or customer complaints associated with this issue. Vehicles will be inspected to identify suspect Hendrickson Composolite EXS20 and SC 20 steerable auxiliary lift axle suspension assemblies, those which are suspect will be repaired following Hendrickson’s Instructions. Models/ Model Years Affected:
Certain 2024 VN and VHD model vehicles manufactured from October 09, 2023 through October 10, 2023.
Vehicle Quantities:
2 vehicles (1 US, 1 Canada) Dealer’s Responsibility:
The National Traffic and Motor Vehicle Safety Act and Canadian Motor Vehicle Safety Act requires dealers to ensure that all new and used vehicles are free of safety defects and comply with all relevant safety standards at the time of delivery to the consumer.
Dealers should make their personnel aware of the safety recall. In the event that a dealer has a vehicle included in the safety recall in their inventory to be sold, the condition must be corrected before releasing it to a customer.
Release Schedule:
• Vehicle list will be posted on the Trucks Dealer Portal on December 22, 2023.
• Owner notification letters will be released on or before February 08, 2024.
• Repair Instruction will be released once they are available.
If you have questions or concerns about this recall, contact the Regulatory Affairs Department at vtna.regulatoryaffairs@volvo.com. To: Dealer Principals Service Managers Warranty Managers Parts Managers
Region: ☒U.S.
☒CAN
Bulletin: SRA-V23-15
Date: December 22, 2023
Valid to: N/A
Action Required? ☒Yes ☐No From: Corey Martin, Product Regulation Specialist
Subject: Safety Recall RVXX2315, Hendrickson Aux Lift Axle

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OMB Control No.: 2127-0004
Part 573 Safety Recall Report 23V-886
The information contained in this report was submitted pursuant to 49 CFR §573
Manufacturer Name : Submission Date :
Volvo Trucks North America DEC 22, 2023 NHTSA Recall No. : 23V-886 Manufacturer Recall No. : RVXX2315 Manufacturer Information :
Manufacturer Name : Volvo Trucks North America Address : 7900 National Service Road
Greensboro NC 27409
Company phone : 800 528 6586
Population :
Number of potentially involved : 1
Estimated percentage with defect : 95 %
Vehicle Information :
Vehicle 1 : 2024-2024 Volvo VNL
Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : OTHER Power Train : DIESEL
Descriptive Information : The recall population is vehicles built with specific (by serial number) Hendrickson Composilite EXS20 and SC 20 steerable auxiliary lift axle suspension assemblies and individual steering knuckle assembly components equipped with bearing journals that may not have been seated correctly to the backbones of the left and right-side steering knuckle assembly components during manufacture. Production Dates : OCT 09, 2023 – OCT 09, 2023
VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect :
Description of the Defect : Vehicles may be equipped with Hendrickson Composilite EXS20 and SC 20 steerable auxiliary lift axle suspension assemblies with bearing journals not fully seated to the backbones of the left and right-side steering knuckle assembly in order for the wheel end hub assemblies to be properly installed. FMVSS 1 : NR FMVSS 2 : NR
Description of the Safety Risk : As reported by Hendrickson: In some cases, the above-referenced condition may cause a loss of oil lubricant from the wheel end hub assemblies. Over an extended period of operation, use of the lift axle suspension assemblies in this condition can result in (1) the respective axle spindles to become loose from the steering knuckle assemblies or otherwise fracture and/or (2) wheel end hub damage. This can result in foreign object debris on the roadway,
increasing the risk of a crash and/or injury. As reported by Hendrickson they Part 573 Safety Recall Report 23V-886 Page 2 had not received any field reports of any such occurrences or any associated accidents.
Description of the Cause : Hendrickson reports that the cause identified as excessive wear on the tooling used to install the journal rings and inadequate quality measurements performed after such installations. Identification of Any Warning
that can Occur : Potential signs of oil lubricant leaking from the wheel end hub assemblies. Involved Components : Component Name 1 : Hendrickson Composilite Component Description : steerable auxiliary lift axle Component Part Number : EXS20 and SC20 Supplier Identification : Component Manufacturer
Name : Hendrickson USA, L.L.C. Address : 101 S. Progress Drive
Kendallville Indiana 46755
Country : United States Chronology :
“November 17, 2023, Volvo Product Safety Office receives a report of a potential issue with Hendrickson Auxiliary axles where the bearing journal is not fully installed, and a formal investigation is opened. November 27, 2023, after review by Product Safety Evaluation Commitee a request is made to Hendrickson to provide their safety inputs to their product issue. December 18, 2023, Hendrickson provides formal notification that they have filed an equipment recall Composilite EXS20 and SC20 steerable auxiliary lift axle suspension assemblies and individual steering knuckle assembly components equipped with bearing journals that may not have been seated correctly to the backbones of the left and right-side steering knuckle assembly components during manufacture. December 18, 2023, Volvo Product Safety Committee meets and reviews Hendrickson’s filing and impacts on our product and decides that a product safety defect exists.
December 22, 2023, DIR 573 Report filed with NHTSA The information contained in this report was submitted pursuant to 49 CFR §573 Part 573 Safety Recall Report 23V-886
Page 3
The information contained in this report was submitted pursuant to 49 CFR §573
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.”
Description of Remedy :
Description of Remedy Program : “Vehicles will be recalled and inspected to identify suspect Hendrickson
Composolite EXS20 and SC 20 steerable auxiliary lift axle suspension assemblies, those which are suspect will be repaired following Hendrickson’s Instructions.
Reimbursement for the recall will be covered by Manufacturer’s Reimbursement Plan on file with NHTSA.” How Remedy Component Differs from Recalled Component : The replacement steering knuckle assemblies will include journal rings that are fully seated into the knuckle backbones. Steering knuckle assemblies, Composilite EXS20 and SC20, 20K Identify How/When Recall Condition was Corrected in Production : Our assembly facilities were inspected for suspect auxiliary axle assemblies and those axles identified by Hendrickson were contained and corrected December 13, 2023. Recall Schedule :
Description of Recall Schedule : Dealer notification will begin on December 29, 2023, and owner
notification will begin on or before February 8, 2024.
Planned Dealer Notification Date : DEC 29, 2023 – DEC 29, 2023
Planned Owner Notification Date : FEB 08, 2024 – FEB 08, 2024
* NR – Not Reported

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