What does the security lite mean when it comes on in a 1999 olsmobile alero?
if it is like an 03 alero, you wont be able to start the car. to fix this problem you have to turn the key to the on position fand leave it on for 10 min. or until it stops flashing. then you should be able to turn off and then start car like normal.
The Alero was introduced in spring 1998 as a 1999 model to replace the Achieva and Cutlass. The Alero went into production on April 6, 1998. All Aleros were built in Lansing, Michigan. The Alero was Oldsmobile's last compact car as well as the last vehicle sold under the brand. Production ended on April 28, 2004.