Toyota Tundra 2002–2003 — technical service bulletin
Bulletin 4488 · NHTSA communication 10015560 · issued Feb 2, 2005
Technical service bulletin
communication type
Engine and Engine Cooling
component
2002–2003
model years
2
vehicle entries
Official summary
Repair manual correction for the engine (5vz-fe). 00400-rm956-u1. *tt 00400-rm956-u1. *tt 00400-rm885-u1. *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.