have an odb2 scan on the system. it could be one problem or more. The scan should give you a direction. most parts stores have the scan tool and will do the scan free or at a small cost. they want to sell the parts. The other thing that can be done is to look for a short in the system. it could be as small as a loose ground wire. hope it helps. duboff
Are parts interchangable from a 1999 alero to a 2001 alero
YES
When you have multiple electrical fault codes and they all run in a harness to the same computer it is a good bet you have a corroded or damaged wiring harness.
how to change drive belt 2001 alero
where is the cabin filter on a 200l alero
Four
How many miles does a full tank of gas get in a 2001 Alero Oldsmobile car
where is the fourway flasher located ib a 2001 oldsmobile alero
lights on my 2001 oldsmoblie alero stay on after car is shutoff
Yes, but the engine mounts would have to be changed, as well as all of the electrical wiring.
Inside the tank.
Location of sensor