Chevrolet Express 1996–2002 — technical service bulletin
Bulletin 111201 · NHTSA communication 629613 · issued Dec 11, 2001
Technical service bulletin
communication type
Engine and Engine Cooling
component
1996–2002
model years
14
vehicle entries
Official summary
Addressing customers comments about engine oil cooler lines leaking. *tt
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.