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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
99900071999-11-08. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. SOME 2.4L VEHICLES MAY EXPERIENCE RADIO INTERFERENCE. *TT
99360071999-11-08. Service bulletin. ELECTRICAL SYSTEM. SUBJECT REGARDING REAR 02 WIRING COLOR ETM AND SHOP MANUAL CORRECTION. *TT
99000031999-11-08. Service bulletin. ELECTRICAL SYSTEM. THIS BULLETIN DESCRIBES A PROCEDURE TO PREVENT ERRONEOUS DIAGNOSTIC TROUBLE CODES (DTC) FROM BEING SET IN THE ECM DURING DYNAMOMETER TESTING FOR VEHICLES EQUIPPED WITH TRACTION CONTROL SYSTEM (TCS).
99000041999-11-08. Service bulletin. AIR BAGS:SIDE/WINDOW. SUBJECT REGARDING SERVICE REMINDER FOR VEHICLES EQUIPPED WITH SIDE AIR BAGS. *TT
99400091999-11-08. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. INFORMATION DESCRIBING THE TRANSAXLE DIAGNOSTIC TROUBLE CODES. *TT
99900081999-11-02. Service bulletin. AIR BAGS. THIS BULLETIN CLARIFIES THE NEW ACRONYMS FOR DRIVER'S SIDE AIR BAG (DSAB) AND PASSENGER SIDE AIR BAG (PSAB). *TT
0109991999-10-15. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP. SUBJECT ON THE TEVES ANTI-LOCK BRAKE SYSTEM (ABS). *TT
0109991999-10-15. Service bulletin. SUSPENSION:FRONT:WHEEL BEARING. SOME VEHICLES MAY EMIT A NOISE FROM THE FRONT WHEEL BEARINGS. *TT
99400111999-09-28. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. INFORMATION REGARDING A ONE-WAY CLUTCH BEING ADDED TO THE AUTOMATIC TRANSAXLE. *TT
994000311999-07-29. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. SOME VEHICLES MAY EXHBIT A SHIFT SHOCK OR SHIFT HESITATION DURING THE 1-2 SHIFT. *TT
99400071999-07-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). THE TRANSAXLE CONTROL MODULE (TCM) LOGIC IN CERTAIN MODELS INCORPORATES THREE NEW FEATURES. THIS BULLETIN DESCRIBES THESE FEATURES AND INCLUDES RELEVANT SERVICE INFORMATION. *TT
99970011999-05-26. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. OWNERS MANUAL CORRECTION ON CLIMATE CONTROL SYSTEM OPERATION. *TT
99900021999-05-26. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR. THIS BULLETIN PROVIDES HEATED OUTSIDE REARVIEW MIRROR INFORMATION. *TT
99500061999-05-24. Service bulletin. PARKING BRAKE:CONVENTIONAL:MECHANICAL. INFORMATION ON PARKING BRAKE ADJUSTMENT PROCEDURE. *TT
99500041999-05-24. Service bulletin. SUSPENSION:FRONT:WHEEL BEARING. VEHICLES MAY EMIT A NOISE FROM THE FRONT WHEEL BEARINGS. *TT
99970021999-05-21. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. SUBJECT REGARDING CABIN AIR FILTER. *TT
99500051999-05-21. Service bulletin. STRUCTURE:BODY. EXPERIENCING THUMPING / KNOCKING NOISE FROM LEFT FRONT DURING RIGHT TURN. *TT
99400011999-05-11. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. SUBJECT REGARDING AUTOMATIC TRANSAXLE HYDRAULIC PRESSURE TEST. *TT
99500021999-05-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH. SUBJECT REGARDING SHIFT LOCK AND KEY LOCK ADJUSTMENT. *TT
99360031999-04-29. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. SUBJECT REGARDING OXYGEN SENSORS. *TT
99000011999-04-22. Service bulletin. AIR BAGS. MODIFICATIONS REGARDING SEAT COVER - SIDE AIR BAG WARNING. *TT
98900071999-01-26. Service bulletin. ELECTRICAL SYSTEM. SUBJECT PERTAINING TO SHORT CONNECTOR DEVICE. *YC
98-36-0071999-01-26. Service bulletin. ELECTRICAL SYSTEM:IGNITION. INFORMATION ON INSTALLING THE IGNITION COIL AND WIRES CORRECTLY. *YC

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