Improperly Bonded Base Rails May Detach – 2024-2025 Wabash RFCVHSC Refrigerated Van Trailers

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OMB Control No.: 2127-0004
Part 573 Safety Recall Report 24V-410
The information contained in this report was submitted pursuant to 49 CFR §573
Manufacturer Name : Submission Date :
Wabash National Corporation JUN 05, 2024 NHTSA Recall No. : 24V-410 Manufacturer Recall No. : TBD Manufacturer Information :
Manufacturer Name : Wabash National Corporation Address : PO Box 6129
1000 Sagamore Parkway South Lafayette IN 47903-6129
Company phone : 999
Population :
Number of potentially involved : 521 Estimated percentage with defect : 100 %
Vehicle Information : Vehicle 1 : 2024-2025 Wabash RFCVHSC Vehicle Type : TRAILERS Body Style : VAN Power Train : NR
Descriptive Information : The procedure for how the baserails were prepared for bonding was changed on 01/03/2023. There have been no reports of baserail separation prior to this date. This suspect procedure was halted on 04/19/2024 and reverted back to the procedure in place prior to 01/03/2023.
Production Dates : JAN 03, 2023 – MAY 07, 2024 VIN Range 1 : Begin : 1JJV532BXRM319880 End : 1JJV532B2SM519982 ✔ Not sequential Description of Defect :
Description of the Defect : The baserails installed on certain refrigerated van trailers may become detached while being loaded, unloaded, or during operation
FMVSS 1 : NR FMVSS 2 : NR
Description of the Safety Risk : Separation of the base rail and side wall could compromise the trailer floor. If such separation occurs while the vehicle in in operation, compromises to the floor could cause a shift or loss of cargo and could reduce operator control of the trailer, increasing the risk of a crash.
Description of the Cause : Due to insufficient preparation of the baserail, the adhesive bond between the baserail and side wall may weaken, potentially resulting in their separation. Identification of Any Warning
that can Occur : Part 573 Safety Recall Report 24V-410 Page 2 Involved Components : Component Name 1 : N/A Component Description : N/A Component Part Number : N/A Supplier Identification : Component Manufacturer
Name : NR Address : NR
NR
Country : NR Chronology :
2/14/2024: Received the first report of baserail separation from the wall. Unit was reassembled, tested and sister units inspected in the field w/no early indications of failure. 2/27/2024: Opened root cause investigation. 3/29/2024: Received the second report of baserail separation from the wall. Unit was returned to the factory for further evaluation. 4/4/2024: Received the third report of baserail separation from the wall. This unit was also returned to the factory for further evaluation. 4/10 thru 4/11/2024: Team evaluation of process controls was performed at the manufacturing facility. 4/19/2024: Bead blast preparation of the baserail prior to bonding was halted. Transitioned back to previous baserail preparation procedures. 5/8/2024: Received the fourth report of baserail separation from the wall. 5/16/2024: Visited the owner of the fourth report to inspect and evaluate sister vehicles. 5/23/2024: The Product Safety Team met and voted to escalate the baserail separating data to the Product Safety Committee. 5/29/2024: The Product Safety Committee met concerning the baserail bonding failures and voted to move The information contained in this report was submitted pursuant to 49 CFR §573 Part 573 Safety Recall Report 24V-410
Page 3
The information contained in this report was submitted pursuant to 49 CFR §573
forward with a voluntary recall.
Description of Remedy :
Description of Remedy Program : An additional surface attachment plate will be properly prepared and
bonded above the existing baserail and mechanically fastened to the upper section of the existing baserail at no charge to the owner. How Remedy Component Differs from Recalled Component :
Identify How/When Recall Condition was Corrected in Production : An additional surface attachment plate will be visible above the existing baserail.
The procedure for how the baserails were prepared for bonding was changed on 4/19/2024 and reverted back to the procedure that was in place prior to 01/03/2023. There have been no reports of baserail separation prior to 01/03/2023. Recall Schedule :
Description of Recall Schedule : communication and notification letters will be sent to owners and
dealers.
Planned Dealer Notification Date : AUG 04, 2024 – AUG 04, 2024
Planned Owner Notification Date : AUG 04, 2024 – AUG 04, 2024
* NR – Not Reported

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