Fuel Tubes May Crack and Leak Fuel – 2020-2023 Spartan RV Chassis K3

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The Shyft Group, Inc. December 22, 2021 Jeter, Russ 237 East Fireweed Ste. 200 Anchorage, AK 99503 IMPORTANT SAFETY RECALL – 21V-969 This notice applies to the vehicle identification number in the label below. 4VZVU1E95NC091021 Dear Valued Customer, This notice is sent to you in accordance with the National Traffic and Motor Vehicle Safety Act. The Shyft Group, Inc. has decided that a defect which relates to motor vehicle safety exists in certain 2020 through 2023 model year K3 model Spartan RV chassis equipped with an X12 engine supplied by Cummins, Inc. What is the Defect? The fuel tubes between the fuel rail and the injector for cylinders 4, 5 and 6 may be susceptible to cracking, resulting in a high pressure fuel leak. What is the Safety Risk? A high pressure fuel leak in the presence of an ignition source may increase the risk of a fire. What is the Warning? Fuel leaks may be detected during maintenance. An operator may smell fuel or observe a mist due to the fuel leak. What is the Remedy? For engines having 75 miles or less, Cummins will add vibration isolators to the fuel tubes; fuel tubes do not need to be replaced. The Shyft Group, Inc. For all other engines, the subject fuel tubes for cylinders 4, 5 and 6 (the rear half of the engine) will be replaced with new fuel tubes (having the same part number as the recalled components) and vibration isolators will be added to the fuel tubes to engines. What You Should Do: If you have questions or concerns about this recall, which correlates to Cummins recall 21E-099, please contact your local Cummins Distributor or authorized warranty dealer. You may also contact Cummins Care at 1-800- CUMMINS (1-800-286-6467) or visit our website at care.cummins.com. For additional assistance, you may call Spartan RV Chassis Customer Product and Support at 1-800-543-4277. Leased Vehicles: The lessor must notify the lessee by first class mail within ten (10) days from receipt of their owner notification letter from the manufacturer; both for the initial notification and all subsequent notifications. Reimbursement: If you had this repair performed before you received this letter, you may be eligible to receive reimbursement for the cost of obtaining a pre-notification remedy of the problem associated with this recall. For more information contact Spartan RV Chassis at 1-800-543-4277. Reply Card: Please fill out the enclosed prepaid postcard and mail it to us if you have changed your address, sold, or traded the vehicle. If the authorized service center has failed or is unable to remedy the defect without charge and within a reasonable time, contact Spartan RV Chassis at 1-800-543-4277. You may also submit a complaint to the Administrator, National Highway Traffic Safety Administration, 1200 New Jersey Avenue SE, Washington, D.C. 20590 or call the Auto Safety Hotline at 1-888-327-4236 (TTY: 1-800-424-9153); or go to http://www.safercar.gov if you feel the manufacturer has failed or is unable to remedy the defect without charge. We regret any inconvenience this service may cause you. Your safety and continued satisfaction with the quality and performance of your chassis is of the utmost concern to us. Sincerely, Spartan RV Chassis

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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 21V-969 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Shyft Group Submission Date : DEC 14, 2021 NHTSA Recall No. : 21V-969 Manufacturer Recall No. : 21-23 Manufacturer Information : Manufacturer Name : Shyft Group Address : 1541 Reynolds Road Charlotte MI 48813 Company phone : 517-543-6400 Population : Number of potentially involved : 143 Estimated percentage with defect : 100 % Vehicle Information : Vehicle 1 : 2020-2023 Spartan RV Chassis K3 Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : OTHER Power Train : DIESEL Descriptive Information : The population for this recall is based on engine serial numbers provided by Cummins, for their recall 21E-099, then translated to VIN’s Production Dates : NOV 26, 2018 – DEC 07, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : The fuel tubes between the fuel rail and the injector for cylinders 4, 5 and 6 may be susceptible to cracking, resulting in a high pressure fuel leak. FMVSS 1 : NR FMVSS 2 : NR Description of the Safety Risk : A high pressure fuel leak in the presence of an ignition source may increase the risk of a fire. Description of the Cause : The subject fuel tubes (for cylinders 4, 5 and 6) are susceptible to cracking due to metal fatigue failure resulting from a combination of vibration strain, assembly strain and material strength. Identification of Any Warning that can Occur : Fuel leaks may be detected during maintenance. An operator may smell fuel or observe a mist due to the fuel leak. Involved Components : Part 573 Safety Recall Report 21V-969 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Component Name 1 : Engine Component Description : Diesel Engine – Motive Power Component Part Number : 0853-AA2-001 Component Name 2 : Engine Component Description : Diesel Engine – Motive Power Component Part Number : 0867-AA2-001 Component Name 3 : Engine Component Description : Diesel Engine – Motive Power Component Part Number : 0867-AA2-101 Supplier Identification : Component Manufacturer Name : Cummins,Inc. Address : Box 3005, Mail Code 41303 Columbus Indiana 47202 Country : United States Chronology : On Monday December 6, 2021, Shyft was notified of Cummins recall 21E-099. Within the notification, Cummins supplied an engine serial number list. Between December 6 and December 9, Shyft worked to correlate the engine serial numbers to vehicle identification numbers. Some engine serial numbers did not cross. However, Shyft identified 143 motor home chassis to be affected and on December 10, Shyft determined a safety related defect could exist in the affected motor home chassis. However, Shyft continued to locate approximately 12 engines that did not correlate to a VIN. On December 14 all engines were accounted for. Part 573 Safety Recall Report 21V-969 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 Description of Remedy : Description of Remedy Program : For motor home engines having 75 miles or less, the remedy will consist of adding vibration isolators to the fuel tubes; fuel tubes do not need to be replaced. For all motor home chassis equipped with affected engines, the subject fuel tubes for cylinders 4, 5 and 6 (the rear half of the engine) will be replaced with new fuel tubes (having the same part number as the recalled components) and vibration isolators will be added to the fuel tubes to engines. How Remedy Component Differs from Recalled Component : The replacement fuel tubes will also have vibration isolators. The fuel tube and vibration isolator combination will have a new part number. Identify How/When Recall Condition was Corrected in Production : All motor home chassis and loose engines that were in Shyft’s direct control were contained on, or near December 8, 2021. Recall Schedule : Description of Recall Schedule : Shyft does not have dealers for product. Owner notification date is contingent on receiving Cummins planned owner notification date. Planned Dealer Notification Date : NR – NR Planned Owner Notification Date : NR – NR * NR – Not Reported

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