WenmarOpen by Wenmar Pro

Service bulletins for the 1991 Infiniti G20

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.

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

By type

By component

Bulletins, newest first
ITB-09-0502010-01-05. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. INFINITI: TIRE PRESSURE MONITORING SYSTEM (TPMS) WARNING LIGHT ON/BLINKING. NO MODELS OR MODEL YEARS LISTED. *PE UPDATED ON 08-11-2011. *KB
ITB-09-0202009-08-07. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. INFINITI: ELECTRONIC CONTROL UNIT DAMAGE CAN RESULT FROM IMPROPER BATTERY CONNECTION. THE BATTERY IS REQUIRED TO STAY CONNECTED WHEN THE ENGINE IS RUNNING. NO MODEL YEARS LISTED. *PE
ITB000342000-07-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SERVICE INFORMATION CONTAINING ENGINE OIL RECOMMENDATION FOR NORTHWEST U.S. *TT
980321998-10-29. Service bulletin. EXTERIOR LIGHTING. INFORMATION REGARDING THE HEATER-A/C CONTROL ASSEMBLY LAMPS. *YC
980051998-05-20. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. REFRIGERANT LEAKING FROM THE CONDESER INLET TUBE. *YC
ITB970161997-07-17. Service bulletin. AIR BAGS. AIR BAG HARNESS REPLACEMENT. *TW
ITB970111997-07-17. Service bulletin. UNKNOWN OR OTHER. 1997 QX4 WHEEL BALANCE MACHINE ADAPTER KITS. *TW
FC00075571995-11-01. Service bulletin. VEHICLE SPEED CONTROL. AUTOMATIC SPEED CONTROL DEVICE WON'T TURN OFF OR ON, GREEN INDICATOR LIGHT STAYS ON WHENEVER THE IGNITION SWITCH IS TURNED ON. *TW
FC00087671995-11-01. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. ENGINE HARD TO START , HOT OR COLD. *TW
ITB95001A1995-11-01. Service bulletin. SEAT BELTS. IMPROVED MOTORIZED SHOULDER BELT RETRACTOR. *TW
ITB950011995-02-28. Service bulletin. SEAT BELTS:FRONT:RETRACTOR. IMPROVED MOTORIZED SHOULDER BELT RETRACTOR. *TW

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