Chevrolet Malibu 1997–2003 — technical service bulletin
Bulletin 3121 · NHTSA communication 10010013 · issued Jan 1, 2004
Technical service bulletin
communication type
Equipment
component
1997–2003
model years
11
vehicle entries
Official summary
Hvac will change from recirc mode to fresh air mode when driving. *sc
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.