Daimler Truck
North America LLC

Field Service Campaign

January 2024
SF671A
(Revised February 2024)

Subject: Beverage Body Frame Rail 50 KSI
Models Affected: Specific model years 2015-2023 Freightliner
Business Class M2 vehicles manufactured January 9, 2014,
through December 22, 2022.

General Information
Daimler Truck North America LLC (DTNA), on behalf of its Freightliner Trucks Division, is initiating Field Service
Campaign SF671 to modify the vehicles mentioned above.
REVISION: If you find modifications to the chassis, please submit a WSC Inquiry before beginning any
additional work.
In certain customer applications, the load conditions in combination with the body builder modified frame rails
can potentially cause cracks to develop at the rear suspension lateral rod bracket area.
A frame reinforcement bracket/liner will be installed on the right hand frame rail.
There are approximately 481 vehicles involved in this campaign.
Additional Repairs
Dealers must complete all outstanding recall and field service campaigns prior to the sale or delivery of a
vehicle. A dealer will be liable for any progressive damage that results from its failure to complete campaigns
before sale or delivery of a vehicle.
Owners may be liable for any progressive damage that results from failure to complete campaigns within a
reasonable time after receiving notification.
Please contact Warranty Campaigns for consideration of additional charges prior to performing the repair.

Work Instructions
Please refer to the attached work instructions. Prior to performing the campaign, check the vehicle for a
completion sticker (Form WAR261).

Replacement Parts
Replacement parts are now available and can be obtained by ordering part number(s) listed below from your
facing Parts Distribution Center (PDC).
If our records show your dealership has ordered any vehicle(s) involved in campaign number SF671, a list of
the customers and vehicle identification numbers will be available on the DTNA Portal. Please refer to this list
when ordering parts for this campaign.
Table 1 - Replacement Parts for SF671
Campaign
Number

Part Number

Part Description

Qty.

SF671A

15-27607-004
23-09444-225
23-09444-175
23-09444-275
23-09444-500
23-09444-550
23-13942-020
23-13939-075
23-14450-110
23-09114-000
WAR261

REINF-FRAME,21K ARLNR,BVRG,RH
SCREW-CAP,HEX,5/8-11 X 2.25,GRADE 8
SCREW-CAP,HEX,5/8-11 X 1.75,GRADE 8
5/8-11C X 2.75 in. L
SCREW-CAP,HEX,5/8-11 X 5.00,GRADE 8
SCREW-CAP,HEX,5/8-11 X 5.50,GRADE 8
BOLT-LOCK,3/4,1.250 GRIP
COLLAR-LOCK BOLT,3/4,1.105
NUT-HEX,LKG,VLH,5/8-11
WASHER-0.69X1.31X.177,YLW ZN,STEEL,HRDN
BLANK COMPLETION STICKER

1
2
4
2
1
1
6
6
10
16
1

Table 1
Page 1

Daimler Truck
North America LLC

Field Service Campaign

January 2024
SF671A
(Revised February 2024)

Labor Allowance
Table 2 - Labor Allowance
Campaign
Number

Procedure

Time Allowed
(hours)

SRT Code

Corrective Action

SF671A

Inspect and install frame rail support bracket

5.9

996-F183A

12-Repair Recall/Campaign

Table 2

IMPORTANT: When the campaign has been completed, locate the base completion label in the appropriate location on the vehicle, and attach the gray completion sticker provided in the field service kit (Form WAR261). If
the vehicle does not have a base completion label, clean a spot on the appropriate location of the vehicle and
first attach the base completion label (Form WAR259). If a field service kit is not required or there is no completion sticker in the kit, write the campaign number on a blank sticker and attach it to the base completion label.

Claims for Credit
You will be reimbursed for your parts, labor, and handling (landed cost for Export Distributors) by submitting
your claim through the warranty system within 30 days of completing this campaign. Please reference the
following information in OWL:
• Claim type is Field Service Campaign.
• In the Campaign field, enter the campaign number and appropriate condition code (SF671A).
• In the Primary Failed Part field, enter 25-SF671-000.
• In the Parts section, enter the appropriate part number(s) as shown in the Replacement Parts Table.
• In the Labor section, enter the appropriate SRT from the Labor Allowance Table. Administrative time will
be included automatically as SRT 939-6010A for 0.3 hours. REVISION: If you find modifications to the
chassis, please submit a WSC Inquiry before beginning any additional work.
• The VMRS Component Code is F99-999-005 and the Cause Code is A1 - Campaign.
• This Field Service Campaign will terminate on January 31, 2025. Dealers will be notified of any changes
to the termination date via an Important Campaign Information Letter (ICI) posted on the DTNA Portal.
IMPORTANT: OWL must be viewed prior to beginning work to ensure the vehicle is involved and the campaign
has not previously been completed. Also, check for a completion sticker before beginning work.
All claims must be submitted within 30 days of the repair and within 30 days of the termination date of the
campaign. U.S. and Canadian Dealers: All excess inventory to be returned to the PDC following the conclusion
of the campaign must be returned in resaleable condition to the Memphis PDC within 90 days from the
termination date. Please submit a PAR to request return to the Memphis PDC. (Canadian dealers should return
the kits to their facing PDC.) Export Distributors: Excess inventory is not returnable.
For questions, U.S. and Canadian dealers, contact the Warranty Campaigns Department using the Warranty
Support Center (WSC) app located on the DTNA Portal. Export distributors submit a WSC inquiry or contact
your International Service Manager.

Page 2

Daimler Truck
North America LLC

Field Service Campaign

January 2024
SF671A

Copy of Notice to Owners
Subject: Beverage Body Frame Rail 50 KSI
Specific model years 2015-2023 Freightliner Business Class M2 vehicles manufactured January 9, 2014,
through December 22, 2022.
Daimler Truck North America LLC (DTNA), on behalf of its Freightliner Trucks Division, is initiating Field Service
Campaign SF671 to modify the vehicles mentioned above.
In certain customer applications, the load conditions in combination with the body builder modified frame rails
can potentially cause cracks to develop at the rear suspension lateral rod bracket area.
A frame reinforcement bracket/liner will be installed on the right hand frame rail.
Please contact an authorized DTNA dealer to arrange to have the campaign performed and to ensure that parts
are available at the dealership. The campaign will take approximately 6 hours and will be performed free of
charge. To locate an authorized dealer, search online at northamerica.daimlertruck.com/contact-us. Scroll down
to “Locate a Dealer,” and select the appropriate brand.
This Field Service Campaign will terminate on January 31, 2025. Please make sure the campaign is
completed prior to this date. Work completed after this date will be done at the customer’s expense.
As stated in the terms of your express limited warranty, DTNA will not pay for any damage caused by failure to
properly maintain your vehicle. DTNA considers the work necessary under this campaign to be proper
maintenance and will, therefore, not pay for any damage to your vehicle caused by your failure to have the
repairs that are the subject of this campaign performed in a reasonable time.
Contact the Warranty Campaigns Department at (800) 547-0712, from 7 a.m. to 4 p.m. Pacific Time, Monday
through Friday, e-mail address [email protected], or the Customer Assistance
Center at (800) 385-4357, if you have any questions or need additional information.
WARRANTY CAMPAIGNS DEPARTMENT
Enclosure

Page 3

Daimler Truck
North America LLC

Field Service Campaign

January 2024
SF671A
(Revised February 2024)

Work Instructions
Subject: Beverage Body Frame Rail
Models Affected: Specific model years 2015-2023 Freightliner
Business Class M2 vehicles manufactured January 9, 2014
through December 22, 2022.

Installation of the Frame Reinforcement Bracket
REVISION: If you find modifications to the chassis, please submit a WSC Inquiry before beginning any
additional work.
1.

Check the base label (Form WAR259) for a completion sticker for SF671 (Form WAR261), indicating this
work has been done. The base label is usually located on the passenger-side door, about 12 inches (30
cm) below the door latch. If a completion sticker is present, no work is needed. If there is no completion
sticker, proceed to the next step.

2.

Park the vehicle on a level surface, shut down the engine, and set the parking brake. Chock the tires.

3.

Raise the vehicle, and support it with appropriate jack stands. For instructions to raise and lower the vehicle, see Group 00 of the Business Class M2 Workshop Manual.

4.

Remove the wheels. For instructions, see Group 40 of the Business Class M2 Workshop Manual.

5.

Remove the tie straps that secure the wiring harness and hoses to the frame rails, then gently move the
wiring harness and hoses to access the bracket mounting fasteners. See Fig. 1.
1

2

3

12/11/2023

1. Frame Rail

f311435

2. Tie Strap and Frame Bracket

3. Wiring Harness and Hoses

Fig. 1, Right-Hand Frame Bracket, Wiring Harness, and Hoses

Page 4

Daimler Truck
North America LLC

Field Service Campaign

January 2024
SF671A
(Revised February 2024)

6.

Remove the mounting fasteners that attach the brackets to the frame rails, then remove the brackets. See
Fig. 2 and Fig. 3.
3

2

4
1

12/19/2023

f311444

1. Wiring Harness and Hoses
2. Frame Bracket

3. Frame Rail
4. Mounting Fasteners
Fig. 2, Left-Hand Side Frame Brackets

1

2

12/11/2023

1. Frame Rail

f311436

2. Frame Brackets

Fig. 3, Right-Hand Side Frame Brackets

Page 5

Daimler Truck
North America LLC

Field Service Campaign

January 2024
SF671A
(Revised February 2024)

7.

Remove the fasteners from both the ends of the lateral control rod, then remove the lateral control rod.
See Fig. 4 and Fig. 5.

12/11/2023

f311437

Fig. 4, Lateral Control Rod Mounting Fasteners

12/11/2023

Fig. 5, Removal of the Lateral Control Rod

Page 6

f311438

Daimler Truck
North America LLC

Field Service Campaign

January 2024
SF671A
(Revised February 2024)

8.

Remove the fasteners that attach the lateral control rod backing plate to the right-hand frame rail, as
shown in Fig. 6. Remove and discard the right-hand side backing plate.
1

2

2

12/11/2023

f311439

Right-hand side backing plate shown.
2. Mounting Fasteners
1. Backing Plate
Fig. 6, Lateral Control Rod Backing Plate

9.

Inspect the frame rail carefully at the location of the lateral rod backing plate. Assess/repair any cracks that
are detected in the frame rail web. For instructions, see Group 31 of the Business Class M2 Workshop
Manual.
If cracks are detected in the frame rail flange or the bend radius area, replace the right-hand frame rail.
Please contact your DTNA District Service Manager for clarification and approval.

10.

Remove the fasteners that attach the crossmember to both the frame rails. See Fig. 7.
1

1

2

2

12/11/2023

f311440

A. Crossmember Right-Hand Mounting Bolts
1. Crossmember Mounting Fasteners (qty. 20)

B. Crossmember Left-Hand Mounting Bolts
2. Crossmember

Fig. 7, Crossmember Mounting Fasteners

Page 7

Daimler Truck
North America LLC

Field Service Campaign

January 2024
SF671A
(Revised February 2024)
11.

Use a portable power source to spread the frame rails slightly, then slide the crossmember towards the
front of the vehicle, as shown in Fig. 8.

IMPORTANT: Do not discard the left-hand side backing plate, the same plate is used during installation.
12.

Slide the right-hand side backing plate towards the rear of the vehicle to remove it. Discard the right-hand
side crossmember backing plate. See Fig. 8.

A

B

12/11/2023

f311441

A. Slide the crossmember towards the front of the vehicle.
B. Slide the backing plate towards the rear of the vehicle.
Fig. 8, Sliding the Crossmember and the Backing Plate

13.

Remove the fasteners that attach the rear shock absorber bracket to the frame rail.

14.

Drill suitable holes in the frame reinforcement bracket, as shown in Fig. 9.

15.

Slide the frame reinforcement bracket inside the frame rail lining and align with the pre-drilled holes, as
shown in Fig. 9.

A

B

12/11/2023

f311442

A. Frame Reinforcement Bracket

B. Frame Reinforcement Bracket Fitted in Position

Fig. 9, Installation of the Frame Reinforcement Bracket

Page 8

Daimler Truck
North America LLC

Field Service Campaign

January 2024
SF671A
(Revised February 2024)

16.

Slide the crossmember towards the rear of the vehicle to bring it to its original position. See Fig. 10.

12/11/2023

f311443

Fig. 10, Frame Reinforcement Bracket Installed

17.

Install the fasteners that attach the crossmember to both the frame rails.
• If huck style fasteners are used, install the huck collars on the bolts with a suitable tool.
• If threaded bolts and locknuts are used, tighten the nuts to the corresponding coating torque values.
Fastener Type

Torque: lbf·ft (N·m)

5/8 XL
5/8 VLH

129 (175)
174 (236)

3/4 XL
3/4 VLH

200 (271)
266 (361)

18.

Install the mounting fasteners that secure the lateral control rod on both the ends. If equipped with XL fasteners, tighten the fasteners 129 lbf·ft (175 N·m). If equipped with VLH fasteners, tighten the fasteners 174
lbf·ft (236 N·m).

19.

Install the bracket mounting fasteners that attach the brackets to the frame rails.

20.

Install the rear shock absorber bracket fasteners that attach the bracket to the frame rail.

21.

Gently move the wiring harness and hoses to their original positions.

22.

Use suitable tie straps to secure the wiring harness and hoses with the brackets along the frame rails.

23.

Install the wheels. For instructions, see Group 40 of the Business Class M2 Workshop Manual.

24.

Remove the jack stands, and lower the vehicle to the ground. For detailed instructions, see Group 00 of
the Business Class M2 Workshop Manual.

25.

Clean a spot on the base label (Form WAR259), and attach a campaign completion sticker for SF671
(Form WAR261), indicating this work has been completed.

Page 9