Chevrolet Express 2001–2002 — technical service bulletin

Bulletin 020602002 · NHTSA communication 634714 · issued May 1, 2002

Technical service bulletin

communication type

Engine and Engine Cooling

component

2001–2002

model years

vehicle entries

Official summary

Some customers may comment on an unusual whine or road noise from the engine. *tt

Vehicles covered

2001 Chevrolet Express
2002 Chevrolet Express
2001 GMC Savana
2002 GMC Savana

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.