Infiniti QX4 1997–1999 — technical service bulletin
Bulletin ITB99055 · NHTSA communication 610375 · issued Nov 29, 1999
Technical service bulletin
communication type
Engine and Engine Cooling
component
1997–1999
model years
3
vehicle entries
Official summary
Some vehicles built before jnrar07yxyw075013 may exhibit hard starting in cold temperatures and high altitudes. *tt
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.