Chevrolet Silverado 2001 — technical service bulletin
Bulletin 290601 · NHTSA communication 623566 · issued Jun 29, 2001
Technical service bulletin
communication type
Engine and Engine Cooling
component
2001
model years
3
vehicle entries
Official summary
Subject pertaining to duramax diesel engine that would require a cylinder head replacement.*jb
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.