Head unit ground: Notes

WARNING: This page is about a different car, the 2006 Saab 9-5. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Head Unit Ground Communication

Courtesy of SAAB-SCANIA OF AMERICA, INC.

Fig 2: Head Unit Ground - Circuit Diagram

Courtesy of SAAB-SCANIA OF AMERICA, INC.