GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2009
🢒
Savana
🢒
Diagnostic Navigation
🢒
Vehicle Diagnostic Information
🢒 Power Moding Schematics
Figure
1:
Power Modes RUN/CRANK and Serial Data Wake-Up
Figure
2:
Power Modes RAP and RUN
Figure
3:
Power Modes Serial Data Enable
Power Modes RAP and RUN