Service bulletins for the 1999 Infiniti QX4
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.
87 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Fuel system are shown. Show all
| ITB01025A | 2001-11-28. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. INFORMATION ON FUEL INJECTOR CLEANING FOR VEHICLES WITH ROUGH IDLE, HESITATION OR MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0300 - P0306 STORED. *TT |
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| ITB01025 | 2001-10-26. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. INFORMATION REGARDING FUEL INJECTOR CLEANING FOR VEHICLES WITH ROUGH IDLE, HESITATION OR MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0300-P0306 STORED. *YH |
| ITB00056 | 2000-12-15. Service bulletin. FUEL SYSTEM, GASOLINE. SUBJECT REGARDING AN ESSENTIAL TOOL - FUEL PRESSURE GAUGE KIT. *TT |
| ITB99018 | 1999-05-11. Service bulletin. FUEL SYSTEM, OTHER. VEHICLES BUILT PRIOR TO JNRAR07Y*XW062797 MAY EXHIBIT A FUEL GAUGE THAT DOES NOT READ FULL AFTER THE TANK HAS BEEN FILLED. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.