The Alero was built by Oldsmobile.
Alero answers
When did Oldsmobile stop making the Alero?
Oldsmobile stopped production on the Alero in the 2004 model year. Oldsmobile produced the Alero for 5 years.
What years did Oldsmobile make the Alero?
The Oldsmobile Alero was produced from 1999 to 2004.