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Service bulletins for the 1999 Infiniti Q45

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.

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

By type

By component

By trouble code

Bulletins, newest first
ITB990532000-04-26. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. SUBJECT REGARDING WINDSHIELD WASHER NOZZLE SPRAY PATTERN ADJUSTMENT FOR VEHICLES WITH VARIOUS VIN RANGES. *TT
ITB000052000-04-26. Service bulletin. ELECTRICAL SYSTEM. ECM REPROGRAMMING FOR UPDATING THE ECM OF SELECTED VEHICLES. *TT
ITB990502000-04-26. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. SOME VEHICLES MAY EXHIBIT A LIGHT TICKING OR HUMMING NOISE COMING FROM THE BLOWER MOTOR WHEN THE MOTOR IS RUNNING AT LOW FAN SPEEDS (SPEED 1 OR 2). *TT
ITB990482000-04-26. Service bulletin. EQUIPMENT:ELECTRICAL. THE INFINITI INTEGRATED HOMELINK TRANSMITTER SYSTEM. *TT
ITB990381999-11-10. Service bulletin. STRUCTURE:BODY. SUBJECT REGARDING A CENTER CONSOLE TOP LID THAT COMES LOOSE. *TT
ITB990461999-10-29. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE. ON VEHICLES EQUIPPED WITH THE IVIS/NATS, THE ENGINE WILL NOT START WITHOUT THE USE OF A REGISTERED IGNITION KEY. *TT
ITB990441999-10-26. Service bulletin. EQUIPMENT:ELECTRICAL. THIS BULLETIN PROVIDES DETAILS FOR THE NUMBER ASSIGNMENT MODULE (NAM) PARAMETER AND HANDSET FUNCTIONS (FCN-1) SETTINGS. *TT
ITB990451999-10-19. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME VEHICLES WITH AUTOMATIC TRANSMISSIONS MAY EXPERIENCE A DOUBLE THUMP WHEN STOPPING. *TT
ITB990291999-08-13. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). INFORMATION ON ACTIVATING AND DIAGNOSING THE INFINITI COMMUNICATOR IN VEHICLE COMMUNICATION SYSTEM (IVAC). *TT
ITB990271999-08-13. Service bulletin. UNKNOWN OR OTHER. INFORMATION ON KEYLESS REMOTE ENTRY PROGRAMMING. *TT
ITB98041A1999-08-13. Service bulletin. SEATS:FRONT ASSEMBLY:POWER ADJUST. INFORMATION ON THE POWER SEAT CABLE FOR VEHICLES BUILT BEFORE JNKCA21A3XT750254. *TT
ITB990311999-08-12. Service bulletin. SEATS. INFORMATION ON SERVICING INOPERATIVE FRONT SEAT LUMBAR SUPPORT MECHANISM. *TT
ITB990221999-05-24. Service bulletin. EQUIPMENT:ELECTRICAL. VEHICLES EQUIPPED WITH IVCS HANDSETS MAY HAVE A CONDITION WHERE THE PHONE DOES NOT RING THROUGH VEHICLE SPEAKER. *TT
ITB990161999-05-12. Service bulletin. SEATS. INFORMATION ON VEHICLES MISSING THE FRONT SEAT BELT LATCH PLATE RETAINING BUTTON. *TT
ITB980621999-03-15. Service bulletin. UNKNOWN OR OTHER. INFORMATION ON INTERIOR SQUEAK AND RATTLE REPAIR. *YC
980391999-03-08. Service bulletin. SUSPENSION. CUSTOMER COMPLAINT OF STEERING PULL TO THE RIGHT. *YC

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