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Service bulletins for the 2003 Kia Sorento

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.

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

By type

By component

By trouble code

Bulletins, newest first
TSB_BOD055_R12021-10-02. Service bulletin. STRUCTURE; EXTERIOR LIGHTING. TECHNICAL SERVICE BULLETIN: INFORMATION FOR HEADLAMP CONDENSATION AND MOISTURE - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information relating to some Kia models that may exhibit fogging, condensation, and/or moisture inside a headlamp assembly. Generally, a fogging condition is considered normal and can be eliminated by turning on the headlamps with the engine running for up to 30 minutes or during normal driving conditions. Headlamp assembly replacement WILL NOT be necessary in most cases.
PS4432020-12-03. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; EQUIPMENT. TSB - USE OF AFTERMARKET USB CHARGING CABLES IN USB/12V PORTS - This article provides information regarding the use of USB ports and 12V power outlets to connect/charge mobile phones. Customers may experience issues with their head units that may be related to the use of aftermarket USB charging cables, including; * Electrical interference and limited or no functionality when attempting to play music, or when charging a device through the USB port * Excessive static or noise when listening to the audio source * Malfunctions and screen freeze of the head unit screen * Slow down of the system response while device is plugged in * Music will not play from iPhone 5 or 6 with Kia iPod cable and aftermarket adapter * No or limited functionality when trying to play music from an Apple device
PS5392018-04-16. Service bulletin. ENGINE AND ENGINE COOLING. PITSTOP - ENGINE COMPONENT RE-USE GUIDELINES - In general, parts and components removed during engine repairs should be considered serviceable, and should be thoroughly cleaned and transferred to the new engine.
TSB-GEN085R12017-08-02. Service bulletin. EQUIPMENT:MECHANICAL; EQUIPMENT ADAPTIVE/MOBILITY. TSB: MANDATORY REPLACEMENT OF LOCKING/SECURITY HARDWARE - By design, certain fasteners, which are designed to lock into place once fully attached, are utilized in various Kia models and are strictly intended for ?one time use.? Some examples are: axle shaft nuts with stake collar, cotter pins, washers with locking tabs and other similar hardware, including threaded fasteners with pre-applied ?thread-locking adhesives.? It is critical for technicians to be aware that ALL such locking fasteners, regardless of type, are for ?one time use? only.
TSB-GEN0852017-08-02. Service bulletin. LATCHES/LOCKS/LINKAGES; EQUIPMENT ADAPTIVE/MOBILITY. TSB: MANDATORY REPLACEMENT OF LOCKING/SECURITY HARDWARE - By design, certain fasteners utilized in various Kia models are strictly intended for ?one time use?. Though not limited to the following, some examples are: axle shaft nuts with stake collar, cotter pins, washers with locking tabs and other similar hardware, including threaded fasteners with pre-applied ?thread-locking adhesives.?
PS2332017-02-06. Service bulletin. ENGINE. PITSTOP: UNUSUAL FUEL TRIM VALUES AND/OR MISFIRE CODES AFTER INCORRECT ENGINE REPAIR - THIS OUTLINES THE PROCEDURE TO FOLLOW IF AFTER AN ENGINE REPAIR YOU ENCOUNTER A COMPLAINT RELATING TO MIL ON (DTC P)#)X) WITH A MISFIRE DURING ACCELERATION AND/OR YOU FIND UNUSUAL FUEL TRIM VALUES OUTSIDE THE NORMAL PARAMETERS.
PS2332016-03-16. Service bulletin. EQUIPMENT; ENGINE; FUEL SYSTEM, OTHER. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SC-0922012-04-18. Service bulletin. FUEL SYSTEM, GASOLINE. KIA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. FUEL TANK AIR FILTER REPLACEMENT. *KB
0342011-06-03. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. KIA: THERE MAY BE ERRATIC SHIFTING, SHIFT SHOCK, AND A MALFUNCTION LIGHT ON WITH STORED TROUBLE CODES. THIS IS CAUSED BY A PROBLEM WITHIN THE TRANSFER MOTOR. *RM
TSB-0192011-05-24. Service bulletin. FUEL SYSTEM, OTHER:FUEL FILTER; FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. KIA: FUEL TANK AIR FILTER REMINDER. THE AIR FILTER CAN ACCUMULATE DIRT OVER TIME AND NEEDS TO BE MAINTAINED. *RM
TSB-0682010-10-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. KIA: INTERMITTENT MIL ON WITH NO FAULT CODE STORED; INFORMATION ABOUT DTC P1330. PROVIDES INFORMATION RELATING TO CERTAIN VEHICLES. IN AFFECTED VEHICLES AN INTERMITTENT SHORT TO GROUND IN A CIRCUIT ONLY INTENDED FOR TESTING PURPOSES MAY CAUSE THE MIL TO ILLUMINATE AND A DTC P1330 (SPARK TIMING ADJUST) TO BE STORED. *PE
TSB-0442010-08-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ELECTRICAL SYSTEM:SOFTWARE. KIA: ECM UPGRADE WITH TP SENSOR REPLACEMENT-MIL ON WITH DTC P2135/P0638. INFORMATION RELATED TO ECM SOFTWARE AND TP SENSOR UPGRADE ON SOME VEHICLES WITH 2.7L ENGINES WHICH MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED WITH THE ELECTRONIC THROTTLE CONTROL (ETC) SYSTEM RELATED DTC P2135 OR P0638 OR P2A00 OR P2A03. *PE
KT-20081209012009-03-20. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS; EXTERIOR LIGHTING. KIA: HEAD LIGHT BULB LIFE CONCERN. THERE MAY BE CONCERNS OF SHORT HEADLAMP BULB LIFE IN VEHICLES. A NEW RESISTIVE WIRE HARNESS HAS BEEN INTRODUCED TO EXTEND THE LIFE OF THE LOW BEAM BULBS. *PE
KT-20080822012008-12-09. Service bulletin. EXTERIOR LIGHTING:TAIL LIGHTS; EXTERIOR LIGHTING:BRAKE LIGHTS; PARKING BRAKE:INDICATOR LIGHT. KIA: ALL MODELS. ARTICLE PROVIDES INFORMATION RELATING TO THE IMPROVED DURABILITY OF BULB LIFE FOR REAR COMBINATION BULB; REAR STOP LAMP/TAIL LAMP BULB UTILIZED ON MULTIPLE KIA MODELS. *PE
0732008-07-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SORENTO ICV REPLACEMENT. *NJ
0722007-08-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CRANKSHAFT BOLT REPLACEMENT. *KB
0132007-04-26. Service bulletin. FUEL SYSTEM, GASOLINE. THROTTLE POSITION SENSOR W/ 3.5L ENGINES. *KB
922006-05-16. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). CRANKSHAFT BOLT TORQUE. *TT
852006-01-05. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. 2003-2005 CLOCKS NOT HOLDING TIME OR RESETTING - FREQUENTLY ASKED QUESTIONS. *TT
0062005-10-13. Service bulletin. FUEL SYSTEM, OTHER. ENHANCED DIAGNOSIS AND REPAIR FOR P0446/P2422. *TT
0292005-07-12. Service bulletin. AIR BAGS. THIS BULLETIN PROVIDES INFORMATION RELATED TO REPLACEMENT OF THE AIR BAG DIAGNOSTIC UNIT (ADU). SOME OWNERS MAY COMPLAIN OF THE SRS WARNING LIGHT ILLUMINATION RESULTING IN ONE OR MORE SEAT TRACK POSITION SENSOR DIAGNOSTIC TROUBLE CODES (DTC). *TT
0312003-06-19. Service bulletin. STRUCTURE:BODY:HOOD. HOOD ANTI-CORROSION TREATMENT. *TT
0101032003-04-17. Service bulletin. SEAT BELTS:FRONT:BUCKLE ASSEMBLY. SUBJECT REGARDING THE DRIVER SIDE SEAT BELT WIRE HARNESS. *JB
0292003-04-11. Service bulletin. SEAT BELTS:FRONT:BUCKLE ASSEMBLY. SERVICE CAMPAIGN TO INSPECT AND REPOSITION THE DRIVER SEAT BELT BUCKLE WIRE HARNESS. *TT
0252003-04-10. Service bulletin. EQUIPMENT. RATTLE NOISE FROM THE JACK COMPARTMENT WHEN DRIVING ON ROUGH ROAD SURFACES. *TT

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