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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

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
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.
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.
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
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
922006-05-16. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). CRANKSHAFT BOLT TORQUE. *TT

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