NHTSA ID Number: 11034197
Manufacturer Communication Number: A26-032
TSB/Document Date: 2026-07-01
Summary
Service Bulletin - Certain 2024 Prologue vehicles may have improperly installed or missing cavity plugs from the rear chassis harness electrical connector.
Service Bulletin
June 26, 2026
26-032
Version 1
Product Update: 2024 Prologue Rear Chassis Harness Connector Cavity
Plugs Inspection
APPLIES TO
Year
Model
Trim Level
VIN Range
2024
Prologue
ALL
Check iN VIN status for eligibility
BACKGROUND
Certain 2024 Prologue vehicles may have improperly installed or missing cavity plugs from the rear chassis harness
electrical connector.
OWNER NOTIFICATION
Owners of affected vehicles will be sent a notification of this campaign.
Do an iN VIN status inquiry to make sure the vehicle is shown as eligible.
Some vehicles affected by this campaign may be in your new or used vehicle inventory.
Failure to repair a vehicle subject to a recall or campaign may subject your dealership to claims or lawsuits from the vehicle
owner and/or anyone else harmed as a result of such failure. To verify if a vehicle in inventory is affected, do a VIN status
inquiry before selling it.
CORRECTIVE ACTION
Inspect the rear chassis harness connectors, clean off any corrosion, replace any missing cavity plugs, then fully set the
remaining cavity plugs as necessary. If corrosion is found on the terminal pins that cannot be cleaned off, replace the
associated harness.
CUSTOMER INFORMATION: The information in this bulletin is intended for use only by skilled technicians who have the proper tools, equipment,
and training to correctly and safely maintain your vehicle. These procedures should not be attempted by “do-it-yourselfers,” and you should not
assume this bulletin applies to your vehicle, or that your vehicle has the condition described. To determine whether this information applies, contact
an authorized Honda
automobile dealer.
© 2026 American Honda Motor Co., Inc. – All Rights Reserved
Page 1 of 20
WARRANTY CLAIM INFORMATION
NOTE: Before replacing the chassis harness, take clear photos of the corrosion on the chassis harness connector. These
photos must be submitted with the warranty claim. Any claims received that include the replacement of the chassis
harness, but do not include the requested photos, will be returned.
Operation
Number
Description
Flat Rate
Time
Defect
Code
Symptom
Code
Template
ID
Failed Part Number
A26032A
85098329
If NO cavity plugs are being replaced, use this labor operation number.
7375A7
Inspect chassis
harness connector
cavity plugs. Reinstall
connector cavity
plug(s).
0.6 hr
6WM00
GNR00
If ANY cavity plugs are being replaced, use this labor operation number.
7375A8
A
Inspect chassis
harness connector
cavity plugs. Replace
connector cavity
plug(s).
0.6 hr
For photo submission
to Tech Line if parts
order is declined - add
0.1 hr
A26032B
6WM00
85098329
GNR00
A26032C
If harness replacement is required, use the appropriate labor operation number. For templates E or F, enter the
body harness part number on the template.
7371FE
Replace the chassis
harness (includes
inspection, Tech Line
contact, photos & DTC
clear)
1.4 hr
7371FF
Replace the body
harness (includes
inspection, Tech Line
contact, photos & DTC
clear)
22.1 hr
7371FG
Replace the chassis &
body harness (includes
inspection, Tech Line
contact, photos & DTC
clear)
23.0 hr
A26032D
6WM00
GNR00
A26032E
85098329
A26032F
Page 2 of 20
PARTS INFORMATION
Cavity Plug Parts (If required)
NOTE:
•
•
The likelihood of missing cavity plugs is low.
Cavity plugs are available via normal ordering through WARP. Reference PIB A26-0006 for program details.
Part Name
Part Number
Quantity
(Gray) Cavity Plug
85852819
As needed
Chassis Harness or Chassis Harness with Body Harness Ordering Process (if required)
The chassis harness and body harness parts are controlled parts.
To order the chassis harness or chassis harness with body harness, follow the link or QR code to upload photos showing
the corrosion in the connector(s).
•
When the request is submitted, an acknowledgement will be sent that the submission has been received (This is NOT
an approval).
•
Once the request has been reviewed, an email will be sent with the decision on the request.
o
•
If approved, the harness(es) will be released to the dealer. The remainder of the required parts can now be
ordered.
Requests through normal parts ordering can take up to three (3) days to complete.
Prologue Harness Request
Chassis Harness Parts (If required)
NOTE: The likelihood of needing to replace the chassis wiring harnesses is very low.
Part Name
Part Number
Controlled Part – part will be shipped to dealer
Chassis Wiring Harness
after connector photos have been reviewed and
harness replacement is approved.
Quantity
1
Page 3 of 20
Body Harness Parts (if required)
NOTE:
• The likelihood of needing to replace the body wiring harnesses is very low.
• All parts listed below have been determined to be “Must Replace Parts” for the body harness replacement.
• Do not order the parts below until the body harness replacement approval has been received.
Part Name
Part Number
Quantity
Body Wiring Harness
Controlled Part – part will be shipped to dealer
after connector photos have been reviewed and
harness replacement is approved.
1
11610164
1
Front Seat Belt Anchor Plate Bolt
11546396
2
11604823
8
11602773
1
11548433
8
Rear Seat Cushion Frame Retainer
20823966
2
Bolt M8X1.25X25
11603069
4
Seal 3/8”
13579649
5
Seal 3/4"
13579646
3
84746980
2
84817090
1
84746981
1
Receiver & Dehydrator
85718010
1
11603972
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TSB/Document ID: A26-032
Replacement Service Bulletin Number:
MFR Communication Date: 2026-06-26
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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