NHTSA ID Number: 10241521
Manufacturer Communication Number: CSA-029
TSB/Document Date: 2023-09-01
Summary
On the affected vehicles, the steer axle tie rod castle nut cotter pin may be missing, allowing the steering arm to detach. This could lead to a loss of steering response and a lack of direction control, increasing the risk of a crash. The driver may experience some additional free-play in the steering and/or feel an improper steering alignment.
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TSB/Document ID: CSA-029
Replacement Service Bulletin Number:
MFR Communication Date: 2023-08-28
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: STEERING
MFR Component System:
MFR Component Subsystem:
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105 Second Street NW Phone: 256-356-8661
Red Bay, Alabama 35582 f I . I F F I N Fax; 256-356-8219
tiffinmotorhomes.com [email protected]
MOTORHOMES EEE el
VIN: 4UZACGFCOPCUDS400
Daimler Trucks
North America NHTSA Recall# 23V-238
Freightliner Campaign # FL970
Steer Axle Castle Nut and Cotter Pin
August 28, 2023
Dear Tiffin Motorhome Customer,
Please see the enclosed letter from Daimler Trucks North America on behalf of its DETROIT Powertrain
Division, about a safety recall that is applicable for the VIN listed above. This is the second (2) of two
(2) letters you will receive regarding this subject. This letter informs you that the remedy for this recall
has been released. For any questions regarding this safety recall, please contact Freightliner’s Warranty
Campaigns Department at (800) 547-0712, 7:00 a.m. to 4:00 p.m. Pacific Time, Monday through Friday,
or by e-mail at DINA. [email protected],
Thank you for your attention to this matter,
Tiffin Motorhomes Recall Department
Daimler Truck Detroit Diesel Corporation Daimier Truck North America LLC
. i We ci i tment
North America LLC Le aaaMREHoraona San are OSB toed
Detroit, Michigan 48239-4001 Portiand, OR 97268-4080
Telephone: 313-592-5000 800.547.0712 Phone
IMPORTANT SAFETY RECALL
This notice applies to your vehicle(s), see enclosed VIN List.
TIFFIN MOTOR HOMES ALLEGRO
105 2ND ST NW
RED BAY, AL 35582
August 2023
D23R6 (FL970)
NHSTA #23V-238 (Non School Bus)
NHTSA #23V-259 (School Bus)
Subject: Steer Axle Castle Nut and Cotter Pin
This notice is sent to you in accordance with the requirements of the National Traffic and Motor Vehicle Safety Act.
Daimler Truck North America LLC, on behalf of its Freightliner Trucks Division, and wholly owned subsidiaries,
Freightliner Custom Chassis Corporation, Western Star Truck Sales, Inc., Thomas Built Buses (TBB), has decided that a
defect, which relates to motor vehicle safety, exists in certain model year 2022-2024 school bus and non-school bus
vehicles.
The affected non-school bus vehicles are: FCCC RV Chassis, Shuttle Chassis, Van Chassis, and Van Chassis — Gas,
Freightliner Business Class M2, and Cascadia, Western Star 47X, 49X, 4700, and 4900 vehicles, and TBB SCHOOL
BUS CHASSIS (non-school bus application).
The affected school buses are: TBB SAF-T-LINER C2 JOULEY, SAF-T-LINER EFX, SAF-T-LINER HDX, SCHOOL BUS
CHASSIS, TBB CHASSIS.
See below for additional detail on vehicle applicability:
Make Model Model Yr. Start Model Yr. End Prod. Start Date Prod. End Date
FCCC RV CHASSIS 2022 2023 January 21, 2022 August 22, 2022
FCCC SHUTTLE CHASSIS | 2022 2022 February 4, 2022 February 4, 2022
FCCC VAN CHASSIS. 2022 2023 April 13, 2022 August 17, 2022
FCCC. VAN CHASSIS - GAS | 2022 2023 January 13, 2022 October 14, 2022
Freightliner Business Class M2 2023 2023 January 28, 2022 September 27, 2022
Freightliner Cascadia 2023 2023 January 34, 2022 August 1, 2022
TBB SAF-T-LINER C2 2023 2023 May 9, 2022 May 9, 2022
JOULEY
TBB SAF-T-LINER EFX 2023 2023 March 2, 2022 July 28, 2022
TBB SAF-T-LINER HDX 2023 2023 March 27, 2022 October 28, 2022
TBB SCHOOLBUS 2023 2024 January 19, 2022 October 20, 2022
CHASSIS
TBB TBB CHASSIS. 2023 2023 April 12, 2022 April 12, 2022
Wester Star 47x 2023 2023 February 10, 2022 September 14, 2022
Western Star 49X 2023 2023 February 1, 2022 July 43, 2022
Western Star 4700 2023 2023 January 26, 2022 April 28, 2022
Western Star 4900 2023 2023 March 11, 2022 May 16, 2022
On the affected vehicles, the steer axle tie rod castle nut cotter pin may be missing, allowing the steering arm to detach.
This could lead to a loss of steering response and a lack of direction control, increasing the risk of a crash. The driver
may experience some additional free-play in the steering and/or feel an improper steering alignment.
A Daimler Truck North America authorized service facility will remove the cotter pin, if present, and inspect the
installation of the castle nut. If the installation is correct, then a new cotter pin will be instafled. If the installation is
incorrect, then the tie rod assembly will be replaced. The recall will take approximately one half to three hours and will be
performed free of charge.
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