Diagnostic Aids
WARNING: This page is about a different car, the 2003 Saturn Vue and 2002 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
Monitor PNP SWITCH A/B/C/P while moving the related connectors and wiring harness. See PNP SWITCH LOGIC table under DTC P0705: PNP SWITCH CIRCUIT. If malfunction occurs, the scan data will change states from HI to LOW or from LOW to HI. Move the gearshift lever slowly through each gear while monitoring the scan tool in order to help isolate the problem.