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Service bulletins for the 2003 Hyundai XG350

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.

56 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
21-AT-006H2021-06-10. Service bulletin. POWER TRAIN. 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-AT-016H2020-05-07. Service bulletin. POWER TRAIN; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT ADAPTIVE/MOBILITY. The automatic transmission warranty repair policy authorizes in-dealership repairs of the following components for both OEM (new) and remanufactured automatic transmissions:
TSB-09-AT-0182010-06-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING:ENGINE. HYUNDAI: ATA SOLENOID DIAGNOSTIC TROUBLE CODES P0740, P0741, P0742, P0743, P0746, P0748, P0750, P0755, P0760, P0765, P0770. INCORRECT OPERATION OF THE TRANSAXLE SOLENOIDS MAY RESULT IN THE FOLLOWING SYMPTOMS-CHECK ENGINE LIGHT ILLUMINATED; TRANSAXLE HELD IN 3RD GEAR FAIL SAFE. *PE
TSB-09-AT-0132009-12-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION. HYUNDAI: AUTOMATIC TRANSAXLE RANGE SWITCH DIAGNOSTIC TROUBLE CODES P0705 (RANGE SWITCH SIGNAL PROBLEMS), P0707 (RANGE SWITCH OPEN CIRCUIT), AND P0708 (RANGE SWITCH SHORT CIRCUIT OR MULTIPLE INPUTS). AN IMPROPERLY ADJUSTED OR IMPROPERLY OPERATING RANGE SWITCH MAY RESULT IN THE ABOVE MENTIONED CONDITIONS. MALFUNCTION INDICATOR LIGHT (MIL) ILLUMINATED; IMPOSSIBLE ENGINE START IN P OR N. *PE
06400182007-01-29. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. AUTOMATIC TRANSAXLE DIAGNOSTIC TROUBLE CODES (DTC) LIST. *KB
06400042006-04-12. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. OIL LEAK AT REDUCTION BRAKE PISTON COVER. *TT
05400082005-08-16. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AUTOMATIC TRANSAXLE DIAGNOSTIC TROUBLE CODES LIST. *SC
04400022004-04-26. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. 2002-03 XG350 SHUDDER OR VIBRATION DURING ACCELERATION.*MR
1332003-10-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. THIRD GEAR FAIL-SAFE INFORMATION. *TT
03400142003-10-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AUTOMATIC TRANSAXLE DIAGNOSTIC TROUBLE CODE (DTC) P1723 ACCOMPANIED WITH MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED; TRANSAXLE HELD IN 2RD GEAR FAIL-SAFE; HARSH SHIFTS INTO REVERSE OR DRIVE. *TT
03360102003-08-22. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). POWERTRAIN CONTROL MODULE (PCM) CHANGE. *TT
02400262003-03-27. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. ATA SOLENOID DIAGNOSTIC TROUBLE CODES P0740, P0743, P0750, P0755, P0760, P0765, P0770. *TT

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.