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Service bulletins for the 1999 Hyundai Sonata

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.

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

By type

By component

By trouble code

Bulletins, newest first
03360242003-12-24. Service bulletin. VEHICLE SPEED CONTROL. RESISTANCE VALUES FOR IDLE SPEED CONTROL ACTUATOR (ISCA). VARIOUS MODELS INCLUDING THE 2004 SONATA. *TT
03360192003-12-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ECM (ENGINE CONTROL MODULE) REPROGRAMMING FOR ENGINE HESITATION IN THE MORNING AND DIAGNOSTIC TROUBLE CODE P0139. *TT
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
03400062003-08-22. Service bulletin. POWER TRAIN. ATA SOLENOID DIAGNOSTIC TROUBLE CODES P0740, P0741, P0742, P0743, P0750, P0755, P0760, P0765, P0770. *TT
02360372003-08-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ECM (ENGINE CONTROL MODULE) REPROGRAMMING FOR ENGINE HESITATION IN THE MORNING AND DIAGNOSTIC TROUBLE CODE P0139. *TT
02400262003-03-27. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. ATA SOLENOID DIAGNOSTIC TROUBLE CODES P0740, P0743, P0750, P0755, P0760, P0765, P0770. *TT
023602212003-03-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. VEHICLES MAY EXPERIENCE ENGINE RPM FLUCTUATION - CRUISE CONTROL CABLE ADJUSTMENT PROCEDURE. *TT
02360272003-03-25. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. VERY BRIEF, SLIGHT HEADLAMP DIMMING CONDITION. *TT
02400242003-03-25. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. IMPROVED CLUTCH RELEASE SHAFT UPPER AND LOWER BUSHING. *TT
1232002-11-19. Service bulletin. UNKNOWN OR OTHER. SUBJECT REGARDING ELECTRONIC THROTTLE CONTROL SYSTEM (ETS) INITIALIZATION AND RADIO INTERFERENCE FIELD FIX. *TT
02800012002-11-01. Service bulletin. VISIBILITY:WINDSHIELD. A CONDITION MAY EXIST WHERE THE FRONT DOOR GLASS DOES NOT RAISE PROPERLY OR WILL NOT STAY FULLY CLOSED AND / OR DOES NOT LOWER PROPERLY. *TT
02900092002-09-26. Service bulletin. UNKNOWN OR OTHER. SUBJECT REGARDING DIAGNOSTIC GUIDE FOR CLIFFORD AND DEI SECURITY SYSTEM. *JG
01360262002-09-26. Service bulletin. UNKNOWN OR OTHER. SUBJECT REGARDING V6 NITROGEN OXIDE NOX DIAGNOSIS. *JG
02010052002-09-24. Service bulletin. ELECTRICAL SYSTEM. SUBJECT REGARDING SIDE IMPACT AIR BAG WIRE HARNESS ROUTING CAMPAIGN. *JG
2005022002-09-24. Service bulletin. AIR BAGS. SUBJECT REGARDING SIDE IMPACT AIR BAG WIRE HARNESS ROUTING. *JG
02400192002-09-24. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. SUBJECT REGARDING AUTOMATIC TRANSAXLE HARSH AND/OR DELAYED SHIFTS. *JG
02360222002-09-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING ENGINE RPM FLUCTUATION - CRUISE CONTROL CABLE ADJUSTMENT PROCEDURE. *JG
02500122002-09-24. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM. THIS BULLETIN INVOLVES INFORMATION RELATING TO A CHANGE IN THE REAR DRUM BRAKES TO REDUCE BRAKE SQUEAL/SQUEAK NOISE. *JG
1172002-06-27. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). INFORMATION ON EXHAUST GAS RECIRCULATION. *SLC
1222002-05-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING AUTOMATIC TRANSAXLE HARSH OR DELAYED PARK-REVERSE OR PARK-DRIVE ENGAGEMENT. *SLC
02400112002-05-23. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION REGARDING AUTOMATIC TRANSAXLE DIAGNOSTIC TROUBLE CODES LIST. *YH
02360102002-04-24. Service bulletin. UNKNOWN OR OTHER. SOME VEHICLES MAY EXPERIENCE CHECK ENGINE LIGHT ILLUMINATION OR DIAGNOSTIC TROUBLE CODES P0133, P0134, P1134, P0153, P0154, OR P1154. *SLC
02400082002-04-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. VEHICLES MAY EXPERIENCE A HARSH OR DELAYED PARK-REVERSE OR PARK-DRIVE ENGAGEMENT IN VEHICLES EQUIPPED WITH AUTOMATIC TRANSMISSIONS. *SLC
01400232002-02-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING AUTOMATIC TRANSAXLE OIL DRAIN PLUG. *YD

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