Seat Pan Looseness, Lateral Movement And/Or Clunk/Thump Noise On Turns – 2020-2022 Ford Explorer & Lincoln Aviator/Corsair

NHTSA ID Number: 10209207

Manufacturer Communication Number: TSB 22-2100

Summary

This article supersedes TSB 21-2185 to update the vehicle model years affected. Some 2020-2022 Explorer/Aviator/Corsair vehicles may experience seat pan looseness, lateral movement and/or clunk/thump noise on turns. To correct the condition, follow the Service Procedure steps to reinforce the cushion hook.

 

---

 

---

This bulletin supersedes 21-2185.

 

Model:

Ford

2020-2022 Explorer

Lincoln

2020-2022 Aviator2020-2022 Corsair

 

Summary

This article supersedes TSB 21-2185 to update the vehicle model years affected.

 

Issue: Some 2020-2022 Explorer/Aviator/Corsair vehicles may experience seat pan looseness, lateral movement and/or clunk/thump noise on turns. To correct the condition, follow the Service Procedure steps to reinforce the cushion hook.

 

Action: Follow the Service Procedure steps to correct the condition on vehicles that meet all of the following criteria:

• 2020-2022 Explorer/Aviator/Corsair
• Seat pan looseness, lateral movement and/or clunk/thump noise on turns

 

Parts

Service Part Number	Quantity	Description	Unit of Issue	Piece Quantity
W527404-S300	2 Per Affected Seat	3/8 Inch Wide/3/4 Inch Diameter Hose Clamps Or Equivalent	1	2 Per Affected Seat
Obtain Locally	2 Per Affected Seat	3/4 Inch Heater Hose, 1 Inch Long		2 Per Affected Seat

Quantity refers to the amount of the service part number required to repair the vehicle.

Unit of Issue refers to the number of individual pieces included in a service part number package.

Piece Quantity refers to the total number of individual pieces required to repair the vehicle.

 

Service Procedure

1. Are the vehicle front seats equipped with a leg extension split on the cushion? (Figure 1)

(1). Yes – proceed to Step 2.

(2). No – proceed to Step 14.

Figure 1

 

2. Using both height and front tilt functions, adjust the seat to the highest position.

3. Remove only the affected driver front seat module (DSM) and/or passenger front seat module (SCMB). Refer to Workshop Manual (WSM), Section 501-10A.

4. Remove the seat module mounting bracket.

5. Cut a 25.4 mm (1 in.) long section of 19 mm (3/4 in.) diameter heater hose. (Figure 2)

Figure 2

 

6. Cut a slit in the 25.4 mm (1 in.) piece. (Figure 3)

Figure 3

 

7. Install the heater hose over the front cross tube. (Figure 4)

Figure 4

 

8. Open the hose clamp and slip the hose clamp over the heater hose to secure the heater hose to the front cross tube.

9. Push the heater hose against the cushion hook and tighten the hose clamp to 3.7 Nm (33 in-lbs). (Figures 5)

Figure 5

 

10. Repeat Steps 5 through 9 on the other side of the seat track. (Figure 6)

Figure 6

 

11. If the noise is present on both front seats, repeat Steps 2 through 10.

12. Install the affected DSM and/or SCMB and mounting bracket. Refer to WSM, Section 501-10A.

13. Return the affected seats to the normal position. Repair is complete.

14. Using both height and front tilt functions, adjust the seat to the highest position.

15. If equipped, remove only the affected driver front seat module (DSM) or passenger front seat module (SCMB). Refer to Workshop Manual (WSM), Section 501-10A.

16. Cut a 25.4 mm (1 in.) long section of 19 mm (3/4 in.) diameter heater hose. (Figure 2)

17. Cut a slit in the 25.4 mm (1 in.) piece. (Figure 3)

18. Install the heater hose over the front cross tube.

19. Open the hose clamp and slip the hose clamp over the heater hose to secure the heater hose to the front cross tube.

20. Push the heater hose against the cushion hook and tighten the hose clamp to 3.7 Nm (33 in-lbs). (Figure 7)

Figure 7

 

21. Repeat Steps 16 through 20 on the other side of the seat track. (Figure 8)

Figure 8

 

22. If the noise is present on both front seats, repeat Steps 14 through 21 on the other front seat.

23. If equipped, install the DSM and/or SCMB. Refer to WSM, Section 501-10A.

24. Return the affected seat(s) to their normal position.

 

---

9 Affected Products

Vehicles

MAKE	MODEL	YEAR
FORD	EXPLORER	2020-2022
LINCOLN	AVIATOR	2020-2022
LINCOLN	CORSAIR	2020-2022

 

---

1 Associated Document

Manufacturer Communications

22-2100
18 March2022

https://www.nhtsa.gov/recalls?nhtsaId=10209207

MC-10209207-0001.pdf 347.823KB

 

---

NHTSA ID Number: 10199519

Manufacturer Communication Number: TSB 21-2185

Summary

Some 2020-2021 Explorer/Aviator/Corsair vehicles may experience seat pan looseness, lateral movement and/or clunk/thump noise on turns. To correct the condition, follow the Service Procedure steps to reinforce the cushion hook.

 

1 Associated Document

Manufacturer Communications

21-2185
16 July 2021

https://www.nhtsa.gov/recalls?nhtsaId=10199519

MC-10199519-0001.pdf 349.194KB

 

---

 

 

---

Last update on 2025-07-12 / Affiliate links / Images from Amazon Product Advertising API

---

 

This product presentation was made with AAWP plugin.