BMW 528I 1995–1998 — technical service bulletin
Bulletin 16 04 97 · NHTSA communication 600433 · issued Feb 1, 1998
Technical service bulletin
communication type
Engine and Engine Cooling
component
1995–1998
model years
17
vehicle entries
Official summary
New evaporative (charcoal) canister purge line. All e38 and e39 modele introduced into production approximately 3/97 *db*yc
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.