Chevrolet Equinox 2002–2006 — technical service bulletin
Bulletin 030845003C · NHTSA communication 10003066 · issued Feb 1, 2006
Technical service bulletin
communication type
Electrical System
component
2002–2006
model years
5
vehicle entries
Official summary
Reduced vehicle power, no transaxle down shift, ses light on, buzz noise from door speakers/speakers inoperative, heater blower motor inoperative, various diagnostic trouble codes (dtc) set. *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.