Powertrain Control Module: Notes
WARNING: This page is about a different car, the 2003 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
After replacing Powertrain Control Module (PCM) or if program needs to be updated, refer to latest Tech 2® information on PCM reprogramming. PCM can only be programmed using Tech 2® and Techline® terminal, or by using a personal computer equipped with the current service programming system software installed.