Powertrain Control Module: Notes
WARNING: This page is about a different car, the 2003 Pontiac Sunfire, 2003 Pontiac Grand Am, 2003 Oldsmobile Alero, and 2003 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
On Alero & Grand Am, the Powertrain Control Module (PCM) is located behind left kick panel. On Cavalier & Sunfire, PCM is located on bracket, to left of right front strut tower. See COMPONENT LOCATIONS in SELF-DIAGNOSTICS - 2.2L ALERO, CAVALIER, GRAND AM & SUNFIRE - GASOLINE article.