Chevrolet Impala (GMX 211) 2006 — technical service bulletin
Bulletin 3766 · NHTSA communication 10018633 · issued Jan 10, 2006
Technical service bulletin
communication type
Engine and Engine Cooling
component
2006
model years
1
vehicle entries
Official summary
Ticking noise from purge solenoid. Also noise on the high value v6 engine, light ticking or thumping noise that comes from the purge valve solenoid as it is operating. *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.