RVXX2310 – Stability Control Programming – 2024 Volvo VNL & VNR Trucks

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Page 1 of 1 © 2023 Volvo Group North America, LLC. CONFIDENTIAL – For limited 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: The electronic stability control may be inoperative due to the lack of yaw input as a result of a software programming error. In the event of the need for stability control intervention, the vehicle may not have the ability to mitigate a loss of stability which may increase the risk of a crash. There have been no field reports, warranty claims or customer complaints associated with this issue. The remedy will be to program the ABS/ESP ECU with software which restores the functionality of the yaw sensor to the stability control program. Models/ Model Years Affected: Certain 2024 VNL and VNR vehicles manufactured from September 05, 2023 through September 12, 2023. Vehicle Quantities: 30 vehicles (27 US, 3 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 October 19, 2023. •Owner notification letters will be released on or before December 03, 2023. •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-V23-10 Date: October 19, 2023 Valid to: N/A Action Required? ☒Yes ☐No From: Corey Martin, Product Regulation Specialist Subject: Safety Recall RVXX2310, Stability Control Programming

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Page 1 of 1 © 2023 Volvo Group North America, LLC. CONFIDENTIAL – For limited 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: The electronic stability control may be inoperative due to the lack of yaw input as a result of a software programming error. In the event of the need for stability control intervention, the vehicle may not have the ability to mitigate a loss of stability which may increase the risk of a crash. There have been no field reports, warranty claims or customer complaints associated with this issue. The remedy will be to program the ABS/ESP ECU with software which restores the functionality of the yaw sensor to the stability control program. Models/ Model Years Affected: Certain 2024 VNL and VNR vehicles manufactured from September 05, 2023 through September 12, 2023. Vehicle Quantities: 29 vehicles (26 US, 3 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 October 19, 2023. • Owner notification letters will be released on or before December 03, 2023. • 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-V23-10 Date: October 19, 2023 Valid to: N/A Action Required? ☒Yes ☐No From: Corey Martin, Product Regulation Specialist Subject: Safety Recall RVXX2310, Stability Control Programming

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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 23V-689 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Volvo Trucks North America Submission Date : OCT 13, 2023 NHTSA Recall No. : 23V-689 Manufacturer Recall No. : RVXX2310 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 : 29 Estimated percentage with defect : 100 % Vehicle Information : Vehicle 1 : 2024-2024 Volvo VNL/VNR Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : OTHER Power Train : DIESEL Descriptive Information : The recall population is vehicles built from September 5, 2021 through September 12, which have Electronic Stability Control, while that specific program (VCP3.050 Factory Software) was being used to program vehicles in our factory. Production Dates : SEP 05, 2023 – SEP 12, 2023 VIN Range 1 : Begin : 4V4WC9EHXRN650057 End : 4V4WC9DH7RN655492 ✔ Not sequential Description of Defect : Description of the Defect : Electronic stability control on these vehicles is inoperative due to the lack of yaw input in the vehicles as a result of a software programming error. FMVSS 1 : NR FMVSS 2 : NR Description of the Safety Risk : In the event of the need for a stability control intervention, the vehicle will not have that ability to mitigate a loss of stability event due to vehicle spin. Which may increase the risk of a crash. Description of the Cause : In-adequate validation of factory level programming tool software change. Identification of Any Warning that can Occur : After a short period of driving, the driver information display will indicate that the Electronic Stability Control is not working due to self diagnostics. Involved Components : Part 573 Safety Recall Report 23V-689 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Component Name 1 : Control Unit Component Description : ABS-Advanced (ESP+) Component Part Number : 23103633 Supplier Identification : Component Manufacturer Name : Volvo Trucks Address : 7825 National Service Rd. Greensoboro North Carolina 27409-9667 Country : United States Chronology : September 13, 2023 Volvo Product Safety Office receives a report that there may be an issue with stability control programming within our factories and a formal investigation is opened. PSRI Stability Control Programming 23-068 October 2, 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 as a potential product safety defect. October 9, 2023 The Product Safety Committee meets and decides that a product safety defect exists. October 14, 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. Description of Remedy : Description of Remedy Program : Remedy program will be to program the ABS/ESP ECU with software which restores the functionality of the yaw sensor to the stability control program. Reimbursement for the recall will be covered by Manufacturer’s Reimbursement Plan on file with NHTSA. How Remedy Component Differs from Recalled Component : Remedy Component will be the update of software programming of the ABS/ESP ECU to restore functionality of yaw sensor enabling the stability control program to work. Control Unit, ABS-Advanced (ESP+) 23103633 Identify How/When Recall Condition was Corrected in Production : Programming tool was corrected in our factories on September 14, 2023. Part 573 Safety Recall Report 23V-689 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 Recall Schedule : Description of Recall Schedule : Dealer notification will begin on October 19, 2023 and owner notification will begin on or before December 3, 2023 Planned Dealer Notification Date : OCT 19, 2023 – OCT 19, 2023 Planned Owner Notification Date : DEC 03, 2023 – DEC 03, 2023 * NR – Not Reported

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SAFETY RECALL Volvo Trucks North America Greensboro, NC USA Date Number Release Page 11. 2023 RVXX2310 01 1(3) Stability Control Programming RECALL INFORMATION (November 2023) Volvo Trucks has determined that a defect that relates to motor vehicle safety exists in certain 2024 VNL and VNR model vehicles manufactured from September 5th, 2023, through September 12th, 2023. The electronic stability control may be inoperative due to the lack of yaw sensor input as a result of a software programming error. In the event for stability control intervention, the vehicle may not have the ability to mitigate a loss of stability which may increase the risk of a crash. Volvo Trucks has not received any field reports, warranty claims, or customer complaints associated with this safety issue; therefore, Volvo considers this a proactive measure to protect the public and Volvo’s customers from the potential risk associated with this defect. To ensure that these vehicles meet Volvo’s rigorous quality requirements, follow the instructions outlined below to program the ABS/ESP ECU with software which restores the functionality of the yaw sensor to stability control program. VEHICLES AFFECTED Certain 2024 VNL and VNR vehicles manufactured between September 5th, 2023, and September 12th, 2023. VEHICLE QUANTITY There are 30 vehicles affected by this recall (27 U.S., 3 Canada). Page 2 of 3 Parts N/A Repair Instructions 1. Secure Vehicle for Service. 2. Install wheel chocks. 3. Connect to the vehicle using Premium Tech Tool (PTT). 4. Using PTT run Operation 5931-07-03-20 under the Calibrate tab. This operation will program an updated PAR file into ABS module. 5. Remove wheel chocks. 6. Release vehicle from service. Important Note If you are experiencing issues running operation 5931-07-03-20 reference CBR- 2042 on how to set up Vendor Configuration Programing (VCP). Volvo Trucks North America Stability Control Programming November 2023 Page 3 of 3 REIMBURSEMENT This repair is covered by an authorized Safety Recall. Reimbursement is obtained through the normal claim handling process. UCHP Reimbursement Claim Type (used only when uploading from the Dealer Business System) 40 Recall Status Vehicle repaired per instructions 1-Modified per instructions Labor Codes Primary Labor Code: 1700-22-03-11 Campaign Programming SRT 0.3 hrs. Causal Part 85101288 Authorization Number C0314 Note: Dealers are to perform Safety Recall on all subject vehicles at no charge to the vehicle owner regardless of mileage, age of vehicle or ownership (original purchaser or subsequent purchasers). Whenever vehicles are subject to a Safety Recall are brought to your dealership for service, it is strongly recommended that every effort be made to perform the recall correction before the vehicle released to the owner.

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RVXX2310_OWNER_LTR_US Page 1 of 2 November 2023 This Notice applies to your vehicle, see enclosed “Notice of Vehicle Recall” DEAR VOLVO TRUCK OWNER: This notice is sent to you in accordance with the requirements of the National Traffic and Motor Vehicle Safety Act. Volvo Trucks North America has decided that a defect which relates to motor vehicle safety exists in certain 2024 VNL and VNR vehicles manufactured from September 05, 2023 through September 12, 2023. SAFETY DEFECT: On a small number of trucks, a software problem could cause the electronic stability control (ESC) system not to work. SAFETY RISK: An electronic stability control system that doesn’t work could increase the risk of a crash. PRECAUTIONS YOU CAN TAKE: TIME REQUIRED FOR THE REPAIR: There are no precautions you can take other than having your vehicle repaired by a Volvo Parts and Service Center. The Volvo dealer will reprogram the electronic control unit. Recall repairs will be performed at no cost to you. The time required to repair your vehicle is approximately 0.5 hour. WHAT YOU SHOULD DO: You should contact the nearest Volvo Parts and Service Center and make an appointment. You can locate the closest Volvo Parts and Service Center by going online to http://www.volvo.com/trucks/na/en-us/dealers/ and selecting “Dealer Locator” or by calling our toll-free number: (800) 528-6586. IMPORTANT SAFETY RECALL RVXX2310 NHTSA RECALL # 23V-689 VOLVO TRUCKS NOTICE REGARDING LEASED VEHICLES: If you are a Lessor of vehicles subject to this Notice, you have an obligation under Federal Law to provide a copy of this Notice to all Lessees within 10 days of your receipt of this Notice. Further, you must maintain a record, which identifies the Lessee(s) to whom you send a copy of this letter, the date you send this letter, and the Vehicle Identification Number(s) of the vehicle(s) that you have leased to that lessee. For purposes of this Notice, the term Lessor means: a person or entity that is the owner, as reflected on the vehicle’s title, of any five or more leased vehicles (as defined in CFR Section 577.4), as of the date of notification by the manufacturer of the existence of a safety-related defect or non-compliance with a Federal Motor Vehicle Safety Standard in one or more of the leased motor vehicles. OWNER RECALL RESPONSE CARD: The enclosed “Notice of Vehicle Recall” identifies your vehicle. If you no longer own the vehicle, please help us update our records by completing the “Vehicle Disposition Record” portion of the enclosed postage-free Notice of Mandatory Safety Campaign card and mailing it back to us. ASSISTANCE/ COMPLAINTS: PRE-NOTIFICATION REMEDIES: If your vehicle has not been repaired within a reasonable time after delivering it to a Volvo Parts and Service Center, please contact: Volvo Trucks North America Vehicle Certification and Compliance, P.O. Box 26115 Greensboro, NC 27402-6115 vtna.regulatoryaffairs@volvo.com If you still cannot obtain satisfaction, and your dealer or Volvo is unable to remedy the defect without charge or within a reasonable amount of time, you may file a complaint with: Administrator National Highway Traffic Safety Administration 1200 New Jersey Avenue, S.E. Washington, D.C. 20590 Or you may call the toll-free Vehicle Safety Hotline at 1-888-327-4236 (TTY: 1-800-424-9153) or go to http://www.safercar.gov. If you have previously paid for repairs as a result of this issue, you may be entitled to recovery of those expenses. Submit copies of all documentation supporting your claim according to the rules specified in the “General Plan for Reimbursement of Pre-notification Remedies” provided in this mailing. We regret any inconvenience this may cause to your operation, but hope you will appreciate our sincere efforts to demonstrate Volvo’s commitment to provide our customers with the best possible product. VOLVO TRUCKS NORTH AMERICA

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