Chevrolet Impala 2000 — technical service bulletin
Bulletin 121000 · NHTSA communication 617670 · issued Oct 12, 2000
Technical service bulletin
communication type
Engine and Engine Cooling
component
2000
model years
2
vehicle entries
Official summary
Subject regarding vehicles exhibiting a snapping-type nosie (engine frame assembly noise) from the steering when turning the wheel with the vehicle stationary. *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.