Buick Rainier 2002–2004 — technical service bulletin
Bulletin 07082004 · NHTSA communication 10013185 · issued Jul 8, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
2002–2004
model years
10
vehicle entries
Official summary
Higher that perceived normal engine coolant temperature gauge readings when operating the vehicle in very high out side ambient temperatures and in stop and go or slow moving traffic conditions. *eh
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.