Seat Pan Looseness, Lateral Movement, And/Or Clunk/Thump Noise On Turns – 2017-2020 Lincoln Continental & 2018-2021 Navigator

NHTSA ID Number: 10199535

Manufacturer Communication Number: TSB 21-2235

Summary

Some 2017-2020 Continental, 2018-2021 Navigator 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 install an isolator onto the front cross tube on both front seat tracks.

8 Affected Products

Vehicles

Model:

Lincoln

2017-2020 Continental

2018-2021 Navigator

Issue: Some 2017-2019 Continental and 2018-2020 Navigator vehicles may experience seat pan looseness, lateral movement and/or a clunk/thump noise on turns. To correct the condition, follow the Service Procedure steps to reinforce the cushion hook on the affected seat(s).

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

• 2017-2020 Continental or 2018-2021 Navigator
• Seat pan looseness, lateral movement, and/or clunk/thump noise on turns

Parts

Service Procedure

1. Using both height and front tilt functions, adjust the affected seat to the highest position.
2. Remove only the affected driver front seat module (DSM) or passenger front seat module (SCMB) from the affected seat(s). Refer to Workshop Manual (WSM), Section 501-10A.
3. Remove the seat module mounting bracket.
4. Cut a 25.4 mm (1 in.) long section of 19 mm (3/4 in.) diameter heater hose. (Figure 1)

Figure 1

5. Cut a slit in the 25.4 mm (1 in.) piece. (Figure 2)

Figure 2

6. Install the hose over the front cross tube. (Figure 3)

Figure 3

7. Open the hose clamp and slip the hose clamp over the heater hose to secure the heater hose to the front cross tube.
8. Push the heater hose up against the cushion hook and tighten the hose clamp to 3.7 Nm (33 in-lbs). (Figure 4)

Figure 4

9. Repeat Steps 4 through 8 on the other side of the seat track. (Figure 5)

Figure 5

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

TECHNICAL SERVICE BULLETIN
Seat Pan Looseness, Lateral Movement, And/Or Clunk/Thump
Noise On Turns

Warranty Status: Eligible Under Provisions Of New Vehicle Limited Warranty Coverage Warranty/ESP coverage limits/policies/prior approvals are not altered by a TSB. Warranty/ESP coverage limits are determined by the identified causal part and verified using the OASIS part coverage tool.

Labor Times

Operation

Description                                                                                                                                Time

No.

2017-2019 Continental 2018-2020 Navigator: Install Heater Hose And Clamp On 192359A 0.4 One (1) Front Seat (Do Not Use With Any Other Labor Operations) Hrs.

2017-2019 Continental 2018-2020 Navigator: Install Heater Hose And Clamp On 192359B           0.7 Both (2) Front Seats (Do Not Use With Any Other Labor Operations)     Hrs.

Repair/Claim Coding

Causal Part:          9661711

Condition Code: 33