Chevrolet B7 2001 — technical service bulletin
Bulletin 010601018 · NHTSA communication 620808 · issued Jul 1, 2001
Technical service bulletin
communication type
Engine and Engine Cooling
component
2001
model years
10
vehicle entries
Official summary
Some owners may comment on a ticking noise in theupper end of the engine. The noise is constant and does not vary with engine rpm. A loss of power may be noticed. *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.