Service bulletin DOR-T5K8Y-01

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	10128153
Published by NHTSA	2018-02-05
Manufacturer's number	DOR-T5K8Y-01
Manufacturer's date	2017-12-01
NHTSA component	ELECTRICAL SYSTEM; POWER TRAIN

NHTSA's summary

This SKU is an Air Conditioning Bypass Pulley. The Customer communication requested return of unsold inventory to inspect for potential bracket cracking. Bracket cracks may cause the engine drive belt to slip or jump off the pulley causing loss of power steering assist and electrical system charging.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Transmission and driveline

Vehicles listed
HYUNDAI SANTA FE	2001, 2002, 2003, 2004, 2005, 2006
HYUNDAI SONATA	1999, 2000, 2001, 2002, 2003, 2004, 2005

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
03V030000	2003-01-02. ELECTRICAL SYSTEM:STARTER ASSEMBLY
2001275	2001-11-16. Electrical
00V259001	2000-09-11. ELECTRICAL SYSTEM:WIRING

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
21-AT-006H	2021-06-10. Service bulletin. Hyundai approves only the ATF, DCT gear oil and IVT gear oil specified in the vehicle’s owner’s manual. • Use of other ATF may result in improper shift quality or other drivability conditions. • Use of other DCT and IVT gear oil may result in reduced durability. Hyundai does not approve the use of any aftermarket ATF or gear oil additives.
20-EE-003H	2020-05-07. Service bulletin. This bulletin provides information on identifying dealer stock vehicles with either: • A Battery SOC alert - low Battery State of Charge (SOC) at or below 50%. • A 30 Day alert - vehicle has not started and reported an SOC in 30 days.
20-AT-016H	2020-05-07. Service bulletin. The automatic transmission warranty repair policy authorizes in-dealership repairs of the following components for both OEM (new) and remanufactured automatic transmissions:
20-BE-001H	2020-02-03. Service bulletin. This bulletin provides guidelines to inspect the USB, head unit, and multi-box for common connection conditions. 2. This bulletin presents guidelines to inspect for common Android Auto and Apple CarPlay connection conditions. 3. This bulletin provides physical differences between the USB 2.0 port and USB 3.0 port.
19-FL-003H	2019-05-20. Service bulletin. This bulletin provides the procedure to write the Vehicle Identification Number (VIN) during the replacement of the Engine Control Module (ECM) or Powertrain Control Module (PCM). Once the VIN has been programmed to the ECM/PCM, it cannot be removed or overwritten.
DOR-Y5Q6Z-01	2018-02-05. Service bulletin. This SKU is an Air Conditioning Bypass Pulley. The Customer communication requested return of unsold inventory to inspect for potential bracket cracking. Bracket cracks may cause the engine drive belt to slip or jump off the pulley causing loss of power steering assist and electrical system charging.
DOR-Y5Q6Z-01	2018-02-05. Service bulletin. This SKU is an Air Conditioning Bypass Pulley. The Customer communication requested return of unsold inventory to inspect for potential bracket cracking. Bracket cracks may cause the engine drive belt to slip or jump off the pulley causing loss of power steering assist and electrical system charging.
DOR-T5K8Y-01	2018-02-05. Service bulletin. This SKU is an Air Conditioning Bypass Pulley. The Customer communication requested return of unsold inventory to inspect for potential bracket cracking. Bracket cracks may cause the engine drive belt to slip or jump off the pulley causing loss of power steering assist and electrical system charging.
5NP-S9D9P-10	2016-10-18. Service bulletin. THIS BULLETIN PROVIDES INFORMATION ON COMPONENTS, ATTRIBUTES, AND PRECAUTIONS OF THE 7-SPEED DRY-TYPE DUAL CLUTCH TRANSMISSION (DCT).
5NP-B6E2P-10	2016-10-14. Service bulletin. "THE PCM OR TCM CONTAINS LOGIC TO ADJUST SOLENOID DUTY AND LINE PRESSURE AS NEEDED TO COMPENSATE FOR NORMAL CLUTCH WEAR OVER THE LIFE OF THE TRANSAXLE. THIS BULLETIN PROVIDES THE PROCEDURES NECESSARY TO RESET (ERASE) AND RELEARN THE PCM/TCM ADAPTIVE VALUES. AFTER THE FOLLOWING REPAIRS HAVE BEEN COMPLETED, THE PCM/TCM ADAPTIVE VALUES MUST BE RESET IN ORDER TO PROVIDE OPTIMUM SHIFT QUALITY. IF THE PROCEDURE IS NOT PERFORMED, THE TRANSMISSION MAY EXPERIENCE A SHIFT FLARE OR HARSH SHIFT. H REPLACE AUTOMATIC TRANSAXLE OR PCM/TCM H REPROGRAM OR EXCHANGE A PCM/TCM FROM ANOTHER VEHICLE"