GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Saturn
🢒
2009
🢒
AURA
🢒
Diagnostic Navigation
🢒
Vehicle Diagnostic Information
🢒 Data Communication Schematics
Figure
1:
Power, Ground and High Speed Serial Data (without HP7)
Figure
2:
Power, Ground and High Speed Serial Data (HP7)
Figure
3:
Low Speed Serial Data