Toyota 4 Runner 1984–1994 — technical service bulletin
Bulletin 97121797017 · NHTSA communication 54015 · issued Dec 17, 1997
Technical service bulletin
communication type
Engine and Engine Cooling
component
1984–1994
model years
18
vehicle entries
Official summary
Subject on special policy adjustment for the head gaskets. *yc
Vehicles covered
- 1994 Toyota 4 Runner
- 1984 Toyota 4RUNNER
- 1985 Toyota 4RUNNER
- 1986 Toyota 4RUNNER
- 1987 Toyota 4RUNNER
- 1988 Toyota 4RUNNER
- 1989 Toyota 4RUNNER
- 1990 Toyota 4RUNNER
- 1991 Toyota 4RUNNER
- 1992 Toyota 4RUNNER
- 1993 Toyota 4RUNNER
- 1988 Toyota Toyota
- 1989 Toyota Toyota
- 1990 Toyota Toyota
- 1991 Toyota Toyota
- 1992 Toyota Toyota
- 1993 Toyota Toyota
- 1994 Toyota Toyota
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.