Is the check engine light ilimuminated?
Here (turn ignition to ON) insert a paper clip into terminals (B) and (A) on the ALDL CONNECTOR. ALDL is out in the open by your knees on dash, you prob seen it a million times it's BLACK CONNECTOR... (SEE DIAGRAM)
The (service engine soon light will flash (Blink --PAUSE-- BLINK, BLINK) for example indicating code (12) there may be several codes and you will notice this. Wtch it (REPEAT) a few times and you will understand) Blink, Blink, Blink, -pause- Blink, Blink = code (32) then tell me the codes.