Buick Roadmaster 1994–1996 — technical service bulletin
Bulletin 776513 · NHTSA communication 52106 · issued Apr 1, 1997
Technical service bulletin
communication type
Engine and Engine Cooling
component
1994–1996
model years
12
vehicle entries
Official summary
Water in air pump and/or dtc p0410, p0412, p1415, p1416, p0100, p0101, p0102 and dtc 48 (install air pump service kit). *tw
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.