NHTSA ID Number: 11028832
Manufacturer Communication Number: TSB 26-2046
TSB/Document Date: 2026-02-17
Summary
This bulletin supersedes TSB 25-2611. Reason For Update: Change the part number for the transmission fluid heat exchanger bolt (Expedition/Navigator) as well as change the claim/package quantities for HL3Z-7B442-F and HL3Z-7B164-C. Some of the vehicles listed in the Model statement above may exhibit at least one of the following conditions: * Harsh engagement * Delayed engagement * Harsh shift * Delayed shift * Illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0751, P0752, P0756, P0757, P0761, P0762, P0766, P0767, P0771, P0772, P2700, P2701, P2702, P2703, P2704, P2705, P2707, P2708, P0729, P0731, P0732, P0733, P0734, P0735, P0736, P076F, P07D9, P07F6 and/or P07F7 stored in the powertrain control module (PCM) or transmission control module (TCM). This may be due to PCM software and/or axial movement of the CDF clutch cylinder (7H351) sleeve causing hydraulic circuit leaks.
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TSB/Document ID: TSB 26-2046
Replacement Service Bulletin Number:
MFR Communication Date: 2026-02-13
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: POWER TRAIN
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
Front Stabilizer Bar Link Rod Nuts
W713078-S439
2 Or 4
1
4
Driveshaft Center Bearing Bolts - Refer To The Parts Catalog For The VIN Specific Application
W715618-S437
4
1
4
Torque Converter Nuts
W716331-S439
4
1
4
Transmission Crossmember Bolts
W718943-S439
2
1
4
Front Subframe Rearward Bolts
W719972-S439
5
2
4
W720688-S439
1
1
4
Front Axle To Transmission Bolt (AWD)
W709653-S303
2
1
4
Front Floor Heat Shield - Pop Rivets
W505264-S442
2
2
1
Driveshaft Safety Strap Bolts (If Equipped)
KK2Z-00811-A
2
2
1
Wheel Hub Nut
W500463-S442
4
1
4
Brake Caliper Anchor Plate Bolt
W719976-S439
2
1
4
Front Axle Tube Bolt
XY-75W140-QL
As Needed
Motorcraft® SAE 75W-140 Synthetic Rear Axle Lubricant
VC-13DL-G
As Needed
Motorcraft® Yellow Prediluted Antifreeze/Coolant (All Markets Except Canada)
CVC-13DL-G
As Needed
Motorcraft® Yellow Prediluted Antifreeze/Coolant (Canada Only)
XG-1-E1
As Needed
Motorcraft® Premium Long-Life Grease
XL-5-A
As Needed
Motorcraft® Multi-Purpose Grease Spray
XT-10-QLVC
As Needed
Motorcraft® MERCON® LV Automatic Transmission Fluid (4WD) (All Markets Except Canada)
CXT-10-LV6
As Needed
Motorcraft® MERCON® LV Automatic Transmission Fluid (4WD) (Canada Only)
XT-12-QULV
As Needed
Motorcraft® MERCON® ULV Automatic Transmission Fluid
Parts - Transit Transmission Removal And Installation - Parts To Inspect And Replace Only If Necessary
Service Part Number Claim Quantity
Package Order Quantity
Number in Package Description
LJ9Z-7J227-A
Only If Necessary (4 Possible)
Only If Necessary (4 Possible)
1
Transmission Fluid Cooler Tube Seals
LK4Z-3A427-A
Only If Necessary (1 Possible)
Only If Necessary (1 Possible)
1
Left Inner CV Joint Halfshaft (AWD)
LK4Z-3A428-A
Only If Necessary (1 Possible)
Only If Necessary (1 Possible)
1
Right Outer CV Joint Halfshaft (AWD)
W718758-S300
Only If Necessary (2 Possible)
Only If Necessary (1 Possible)
4
Engine Block Dowel Pins (3.5L)
Only If Necessary (2 Possible For 3.5L EcoBoost, 4 Possible For 3.5L Duratec) Only If Necessary (1 Possible)
4
Catalytic Converter Studs (3.5L) (AWD)
4
Left Catalytic Converter Studs (3.5L EcoBoost) (AWD)
W719583-S900
W720627-S900
Only If Necessary (2 Possible)
Only If Necessary (1 Possible)
Parts - Explorer Transmission Removal And Installation
Service Part
Number
Package Order
Quantity
Claim Quantity
Number in
Package
Description
W715131-S442
2
1
4
Transmission Fluid Cooler Tube Bracket Bolts
W700714-S437
2
2
1
Selector Lever Cable Bracket Bolts
W715618-S437
3.3L Requires 4 Pieces, All Others Require 6 Pieces
1 For 3.3L, 2 For All
Others
4
LB5Z-3B498-A
1
1
1
Axle Pinion Stem Circlip
L1MZ-4A015-B
1
1
1
L1MZ-3B478-A
1
1
1
Front Driveshaft Boot Clamp
L1MZ-4421-A
1
1
1
Front Driveshaft Boot
W719511-S439
3 Pieces Required If Driveshaft Is Disconnected At Only One End, 6 Pieces Required If Coupler Or Driveshaft
Alignment Bushing Are Replaced
1 Or 2
4
W716375-S900
8
2
5
Transfer Case Bolts (4WD)
W719431-S439
RWD Requires 2 Pieces, AWD Requires 3 Pieces
1
4
Transmission Mount Bolts
W520214-S440
1
1
2
Transmission Mount Nut
W721083-S439
4
1
4
Transmission Crossmember Bolts
W719413-S439
2
1
4
Middle Subframe Bolts (3.0L)
W716979-S439
2
1
4
Rear Subframe Bolts (3.0L)
W719699-S442
3.0L Requires 2 Pieces, 3.3L Requires 4 Pieces
2 For 3.0L, 4 For 3.3L
1
Catalytic Converter Nuts
L1MZ-6L612-B
1
1
1
Left Catalytic Converter Gasket (3.0L)
W719698-S900
3.0L Require 2 Pieces, 2.3L Require 3 Pieces
2 For 3.0L, 3 For 2.3L
1
Catalytic Converter Studs
W714265-S442
4
1
4
Catalytic Converter Nuts (3.3L)
XL-5-A
As Needed
Motorcraft® Multi-Purpose Grease Spray
XT-12-QULV
As Needed
Motorcraft® MERCON® ULV Automatic Transmission Fluid
5L3Z-19A506-A
As Needed
Slip Yoke Grease (Grease - Chassis Lubrication)
XG-11
As Needed
Motorcraft® High Temperature 4x4 Front Axle and Wheel Bearing Grease
XT-10-QLVC
As Needed
Motorcraft® MERCON® LV Automatic Transmission Fluid (4WD) (All
Markets Except Canada)
CXT-10-LV6
As Needed
Motorcraft® MERCON® LV Automatic Transmission Fluid (4WD) (Canada
Only)
XG-1-E1
As Needed
Motorcraft® Premium Long-Life Grease
Parts - Explorer Transmission Removal And Installation - Parts To Inspect And Replace Only If Necessary
Service Part Number Claim Quantity
Package Order Quantity
Number in Package Description
5L7Z-7D285-A
Only If Necessary (2 Possible) Only If Necessary (1 Possible)
2
Transmission Fluid Cooler Tube Seals
5L7Z-7J324-A
Only If Necessary (2 Possible) Only If Necessary (1 Possible)
2
Transmission Fluid Cooler Tube Backing Rings
W525585-S300
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