NHTSA ID Number: 11014052
Manufacturer Communication Number: PIT5855J
TSB/Document Date: 2025-02-10
Summary
This Preliminary information communicates that a vehicle may be encountered with the heated/ventilated seats inoperative. Upon further inspection it will be found that the F19DA fuse will be open. The technician is instructed to inspect the wiring harness that goes to the passenger seat back blower motor for chaffing on the seat frame. If chaffing is found the technician is instructed to repair the damaged circuits and reroute the harness.?
Bulletin No.: PIT5855J
Published date: 02/5/2025
Preliminary Information
PIT5855J Heated and Ventilated Seats Inoperative
Models
Brand: Model: Model Years:
Cadillac
XT5
Cadillac XT6
2021 - 2025
2021 - 2025
VIN:
Engine: Transmissions:
from to
All
All All
All
All
All All
All
Involved Region or
Country
North America
Condition
Both front heated and ventilated seats inoperative.
On further inspection it may be found that fuse F19RA is
open.
If the fuse is replaced it may be okay for a while or it
may immediately go open again.
Cause
Circuit 639 shorted to ground on the driver or passenger
seat back frame.
Correction:
Remove the front passenger seat back cover.
Inspect the harness in the seat back for chaffing.
The most likely areas are shown in the photos below, but there could be contact with the
harness causing damage anywhere in the seat back.
If no damage is found to the circuits in the passenger seat back, inspect the driver's seat
back in the same areas.
The harness may need to be moved to see the area that is damaged.
If no damage is found in this area, also inspect the harness along the side of
the seat frame as shown in the two photos below.
Repair the damaged circuits following the correct procedure in SI for wire and
connector repair.
Version History
Version
10
Modified
09/23/2021 - Created on.
11/03/2021- Added XT5 and additional pictures
01/04/2022- Added direction to also inspect the
driver's seat back in the same areas
01/10/2022- Added information to inspect all areas
of seat back along with specific areas shown and
correct fuse nomenclature.
02/22/2022- Added model year 2022 with
breakpoint.
08/04/2022- Updated breakpoint to 9/19/2022.
10/26/2022-Updated model year to match updated
breakpoint
05/12/2023-Removed breakpoint.
08/14/2024 - Added model year 2024.
02/05/2025- Added model year 2025
GM Global Brands
© 2025 General Motors. All Rights Reserved.
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TSB/Document ID: PIT5855J
Replacement Service Bulletin Number:
MFR Communication Date: 2025-02-05
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: UNKNOWN OR OTHER
MFR Component System:
MFR Component Subsystem:
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