GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
1998
🢒
Park Avenue
🢒
HVAC
🢒
HVAC Systems - Automatic
🢒 HVAC Air Delivery/Temperature Control Schematics
Figure
1:
Cell 68: IP Junction Block
HVAC Components
HVAC Temperature Controls Circuit Description
Cell 68: Temperature Controls
Cell 10: BATT 1, RDM, C/LTR, DDM, HTDST L, TRK REL, PDM, SBM, and CSTR/SBM FuseS
Cell 10: WSW, WSW/RFA, HUD, ELC, CR CONT, A/C and HVAC Fuses
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Cell 50: Power, Ground and E&C Serial Data Line
Cell 150: Radio Power and Ground
HVAC Connector End Views
Figure
2:
Cell 68: Temperature Controls
HVAC Components
HVAC Temperature Controls Circuit Description
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
HVAC Connector End Views
Cell 117: Steering Wheel Control Switch, Heater and A/C Control, Driver Information Switch, Front Door Switch Backlighting
Ground Distribution Schematics
Cell 68: IP Junction Block
Cell 68: Temperature Sensors
Figure
3:
Cell 68: Temperature Sensors
HVAC Components
HVAC Temperature Controls Circuit Description
Cell 68: Temperature Controls
Cell 68: Temperature Actuators
Handling ESD Sensitive Parts Notice
HVAC Connector End Views
Figure
4:
Cell 68: Temperature Actuators
HVAC Components
HVAC Temperature Controls Circuit Description
Cell 68: Temperature Sensors
Handling ESD Sensitive Parts Notice
Cell 10: WSW, WSW/RFA, HUD, ELC, CR CONT, A/C and HVAC Fuses
HVAC Connector End Views