So I'm trying to add OE Cruise to my 2002 Saturn SL2. I installed all of the physical parts (new steering wheel with controls and the ECU that hooks up to the pedal). All of the wiring was already ...

Your check engine light can come on a host of reasons, ranging from a loose gas cap to a faulty engine component. If you see a light illuminated on your dashboard, you can use an OBD2 scanner to ...