Buick Buick 1995 — technical service bulletin
Bulletin 576105 · NHTSA communication 45847 · issued Jun 1, 1995
Technical service bulletin
communication type
Engine and Engine Cooling
component
1995
model years
8
vehicle entries
Official summary
Coolant leak near belt tensioner assembly 9replace o-rings on heater coolant bypass inlet pipe assembly). *sd
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.