GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Cell: 68 Heater A/C Control


Object Number: 514359  Size: FS
HVAC Components
HVAC Air Delivery/Temperature Control Circuit Description
Temperature Electric Actuators
Cell 11: RADIO BATT and PARK LP Fuses
Cell 14: RH I/P Ground G200 (1 of 4)
Cell 14: RH I/P Ground G200 (1 of 4)
Figure 2:

Cell 68: Electric Actuators


Object Number: 514369  Size: FS
HVAC Components
HVAC Air Delivery/Temperature Control Circuit Description
Vacuum Electric Solenoid
Power and Grounds
Cell 11: DIC/HVAC and HVAC CTRL Fuses
Handling ESD Sensitive Parts Notice
Figure 3:

Cell 68: Vacuum Electric Solenoid


Object Number: 514371  Size: FS
HVAC Components
HVAC Air Delivery/Temperature Control Circuit Description
Air Delivery System
Temperature Electric Actuators
Cell 11: DIC/HVAC and HVAC CTRL Fuses
Handling ESD Sensitive Parts Notice
Figure 4:

Cell 68: Air Delivery System


Object Number: 514388  Size: FS
HVAC Components
HVAC Air Delivery/Temperature Control Circuit Description
Vacuum Electric Solenoid