NHTSA ID Number: 11001839
Manufacturer Communication Number: WTY039_TSB
TSB/Document Date: 2024-06-18
Summary
TECHNICAL SERVICE BULLETIN: WARRANTY EXTENSION CAMPAIGN: ENGINE SUB ASSEMBLY INSPECTION/REPLACEMENT (WTY039) - This bulletin provides information associated with the ‘Warranty Extension Program’ (WTY039) to diagnose a coolant leak from the cylinder head gasket area and, if necessary, replace the engine sub-assembly on 2014-2015 MY Sorento (3.3L GDI Lambda), 2014-2017 MY Cadenza (3.3L GDI Lambda), 2015-2016 MY Sedona (3.3L GDI Lambda) vehicles.
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TSB/Document ID: WTY039_TSB
Replacement Service Bulletin Number:
MFR Communication Date: 2024-06-17
MFR Internal Campaign ID/Software Version: WTY039
Communication Type: Warranty Program/Extension
NHTSA Components: ENGINE
MFR Component System: ENG
MFR Component Subsystem:
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GROUP
MODEL
ENG
2014-2017MY
Multiple Models
NUMBER
DATE
254
June 2024
TECHNICAL SERVICE BULLETIN
ENGINE SUB ASSEMBLY
SUBJECT:
INSPECTION/REPLACEMENT (WTY039)
This bulletin provides information associated with the ‘Warranty Extension Program’ (WTY039) to diagnose a
coolant leak from the cylinder head gasket area and, if necessary, replace the engine sub assembly on vehicles
listed below.
Model
Production Date Range
2014 – 2015MY Sorento (XMa) 3.3L GDI Lambda II
December 17, 2012 to December 11, 2014
2014 – 2017MY Cadenza (VG & YG) 3.3L GDI Lambda II
February 1, 2013 to July 12, 2017
2015 – 2016MY Sedona (YP) 3.3L GDI Lambda II
July 21, 2014 to March 17, 2016
Under certain severe operating conditions and over time, the engine in the subject vehicles may develop a
coolant leak from the cylinder head gasket area. If the vehicle continues to be driven in the unrepaired
condition, the engine may overheat and become further damaged. The customer may experience a coolant
leak, coolant smell, and/or engine temperature indicator near the “H” mark on the instrument cluster. The
warranty coverage for repairs related to the cylinder head gasket will be extended from 5 years / 60,000
miles to 15 years / 180,000 miles, whichever comes first, starting from the date the vehicle was first put into
service. Follow the procedure outlined in this publication to diagnose a coolant leak from the cylinder head
gasket area, and, if necessary, replace the engine sub assembly on the applicable vehicle.
NOTICE
A Technical Service Bulletin is a field fix repair program without customer notification that may be
performed during the warranty period. Any dealer requesting to perform this repair outside the
warranty period will require DPSM approval.
A printed copy is for reference only; publication information can be updated at any time.
Always refer to KGIS for the latest information. After logging in kdealer.com, the newest technical
publications are listed in ‘Service Releases’ and has the latest service information that has been released.
Page 2 of 11
ENGINE SUB ASSEMBLY INSPECTION/REPLACEMENT (WTY039)
SUBJECT:
Flowchart:
Vehicle IN With
•
• Coolant Leak
• Coolant Smell
Overheating Concern
Perform Coolant
Pressure Test
(12-16PSI or
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