24501 – Driver’s Seat Belt Bolt Not Properly Attached – 2024 International HV & MV Trucks

SEOCONTENT-START

OMB Control No.: 2127-0004
Part 573 Safety Recall Report 24V-026
The information contained in this report was submitted pursuant to 49 CFR §573
Manufacturer Name : Submission Date :
Navistar, Inc. JAN 18, 2024 NHTSA Recall No. : 24V-026 Manufacturer Recall No. : 24501 Manufacturer Information :
Manufacturer Name : Navistar, Inc.
Address : 2701 Navistar Drive
Lisle IL 60532 Company phone : 331-332-1590
Population :
Number of potentially involved : 297 Estimated percentage with defect : 3 %
Vehicle Information :
Vehicle 1 : 2024-2024 International HV
Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : OTHER Power Train : DIESEL
Descriptive Information : • The suspect population is identified by models equipped with feature code 0016JNT, 0016LSD, 0016LIS, 0016JNV, 0016LWW, 0016JPX, or 0016JYX (Driver Seat).
• The inclusive dates of manufacture were determined by review of the torque tool data for the tether anchor bolt installation from the assembly plant.
• The vehicles in the suspect population were manufactured at the San Antonio, TX assembly plant and all other similar vehicles not subject to this recall were not. There are 10 HV series trucks in the suspect population. Production Dates : SEP 19, 2023 – SEP 21, 2023
VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 2 : 2024-2024 International MV
Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : OTHER Power Train : DIESEL
Descriptive Information : • The suspect population is identified by models equipped with feature code 0016JNT, 0016LSD, 0016LIS, 0016JNV, 0016LWW, 0016JPX, or 0016JYX (Driver Seat).
• The inclusive dates of manufacture were determined by review of the torque tool data for the tether anchor bolt installation from the assembly plant.
• The vehicles in the suspect population were manufactured at the San Antonio, TX assembly plant and all other similar vehicles not subject to this recall were not. There are 287 MV series trucks in the suspect population. Production Dates : SEP 19, 2023 – OCT 16, 2023
VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 24V-026 Page 2 Description of Defect :
Description of the Defect : The driver’s seat tether bolt may not be properly seated in the anchor causing a bind at the anchor point. Under normal seat belt use, the bind may loosen which may, over time, cause the entire joint to become loose.
FMVSS 1 : NR FMVSS 2 : NR
Description of the Safety Risk : A seat belt with a tether anchor bolt not properly seated may, over time,
loosen to a point that it may not properly restrain the operator in a vehicle crash which could increase the risk of injury.
Description of the Cause : The anchor may have not been properly positioned prior to tightening the bolt to its assembly specification. Identification of Any Warning
that can Occur : None. Involved Components : Component Name 1 : Belt, Tether Assembly Component Description : Seat belt tether Component Part Number : 3711389C1 Supplier Identification : Component Manufacturer
Name : NR Address : NR
NR
Country : NR Chronology :
• 10/23/2023 – A quality audit conducted on a randomly selected truck in the San Antonio Assembly plant indicated the driver’s seat belt bolt was not fully seated at its anchor point. An inspection of 324 units onsite found 10 additional units with seat belt anchor bolt not fully seated.
• 10/23/2023 – Navistar Manufacturing revises plant pre-delivery inspections (PDI) to include witness mark verification of proper assembly and anchor fully seated on bolt shoulder.
• 11/03/2023 – Navistar Manufacturing notified Product Quality Engineering of the issue and findings.
• 11/04/2023 – Navistar Manufacturing revised assembly instructions to include proper orientation of The information contained in this report was submitted pursuant to 49 CFR §573 Part 573 Safety Recall Report 24V-026
Page 3
The information contained in this report was submitted pursuant to 49 CFR §573
the tether anchor on the bolt shoulder prior to tightening the bolt to its assembly value.
• 11/20/2023 – Navistar Manufacturing updates the torque strategy for the tightening of the bolt by restricting how many attempts to tighten the bolt are necessary for a “Not Good” determination.
• 12/05/2023 – Navistar Product Safety is notified of the issue and meets with Manufacturing, Product Quality, and Service Engineering to discuss the potential suspect population.
• 12/05/2023 through 01/07/2024 – Navistar Product Safety and Manufacturing investigate the potential suspect population by searching torque tool and operator records to find a correlation between number of attempts at tightening and specific operators.
• 01/08/2024 – Navistar finalizes the suspect population.
• 01/11/2024 – Navistar declares a Safety Recall.
Description of Remedy :
Description of Remedy Program : • The remedy will involve inspecting the tether anchor for proper
installation and replacing any seat belt found with a damaged tether anchor.
• Navistar’s plan for reimbursement of pre-notification remedies, on file with NHTSA and dated 05/06/2022, applies and reimbursement instructions will be included in the customer notification. How Remedy Component Differs from Recalled Component : Identify How/When Recall Condition was Corrected in Production : The recalled assembly may not have the tether anchor properly seated on the bolt shoulder restricting movement of the joint, where the remedy assembly does properly seat the tether anchor on the bolt shoulder.
11/04/2023 – Navistar revised assembly instructions with revised work instructions to include proper orientation of the tether anchor on the bolt shoulder prior to tightening the bolt to its assembly value. Recall Schedule :
Description of Recall Schedule : It is estimated that the Customer and Dealer notification letters will be
mailed by 03/19/2024.
Planned Dealer Notification Date : MAR 19, 2024 – MAR 19, 2024
Planned Owner Notification Date : MAR 19, 2024 – MAR 19, 2024
* NR – Not Reported

**************************************************************************************************************

**************************************************************************************************************

SEOCONTENT-END