AIR CONDITIONING – Buick Park Avenue Ultra 1999 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Buick Park Avenue Ultra 1999

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Buick Park Avenue Ultra 1999:

• (eng harn, 6 cm from cruise control module breakout)
• (i/p harn, behind right side of dash)
• (right kick panel) g203
• +5v
• A10
• A11
• A12
• Act enable
• Act sense
• Amb temp input
• Ambient temperature sensor (center front of eng compt)
• B10
• B11
• B12
• Battery
• Blo mot maxi fuse 30a
• Blo spd input
• Blower control module (behind right side of dash)
• Blower ground
• Blower motor
• Blower spd ctrl
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• Clock driver
• Cstr/ sbm fuse 10a
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Data line
• Data link connector (left side of dash)
• Flange ground
• G200 (left kick panel)
• Ground
• Heater & a/c control
• Heater and a/c programmer (behind right side of dash)
• Hot at all times
• Hot in start or run
• Hvac fuse 10a
• I/p junction block
• Ignition
• Inside air temperature sensor (in left knee bolster, right of steering column)
• Inside temp input
• Interior lights system
• Kdd
• Kdd c/k
• Lamp feed
• Left a/c temperature sensor (on dash, behind left center a/c vent)
• Left heater temperature sensor (above left sound insulator)
• Left sunload temperature sensor (behind left side of dash)
• Lt a/c sensor
• Lt htr sensor
• Lt solar sensor
• Pass ctrl gnd
• Pass ctrl input
• Passenger climate control
• Pwm blw spd ctrl
• Red
• Right a/c temperature sensor (on dash, behind right center a/c vent)
• Right heater temperature sensor (above right sound insulator)
• Right sunload temperature sensor (top right of dash)
• Rt a/c sensor
• Rt htr sensor
• Rt solar sensor
• S208
• S213 (i/p harn, 6.5 cm from passenger heater and a/c programmer connector)
• S214
• Sensor ground
• Signal driver
• Sound system
• Tan
• Underhood junction block
• Vf input

Automatic A/C Wiring Diagram (2 of 2) for Buick Park Avenue Ultra 1999

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Buick Park Avenue Ultra 1999:

• (center front of engine)
• (engine harness, 15 cm cruise module breakout)
• (engine harness, near compressor clutch)
• (hvac harness, 29 cm from mode actuator breakout)
• (hvac harness, 33.5 cm from mode actuator breakout)
• (hvac harness, 50.5 cm from mode actuator breakout)
• +5 v
• A/c clu fuse 10a
• A/c clu relay
• A/c compressor clutch
• A/c compressor clutch diode
• A/c fuse 10a
• A/c pressure sensor (near a/c compressor, on hose assembly)
• A10
• Air inlet actuator (right of blower motor)
• Cool fan 1 fuse 30a
• Cool fan 2 fuse 30a
• D11
• Driver's side actuator (right side of heater and a/c programmer)
• E10
• F11
• G105 (near base of under- hood junction block)
• G125
• High speed cooling fan relay
• Hot at all times
• Hot in start
• I/p junction block
• Left cooling fan motor
• Low speed cooling fan relay
• Mode actuator (left side of heater and a/c programmer)
• Nca
• Or run
• Passenger's side actuator (right side of heater and a/c programmer)
• Powertrain control module (left front of engine compt, in air cleaner assembly)
• Red
• Relay control
• Right cooling fan motor
• S106
• S107
• S115
• S274
• S275
• S278
• Sensor ground
• Serial data
• Series/parallel cooling fan relay
• Solid state
• Underhood jucntion block
• Vsb a/c

Compressor Wiring Diagram for Buick Park Avenue Ultra 1999

List of elements for Compressor Wiring Diagram for Buick Park Avenue Ultra 1999:

• (engine harn, near compressor clutch)
• (engine harn, near compressor clutch) s107
• +5 volts
• A/c clu relay
• A/c clu fuse 10a
• A/c compres- sor clutch
• A/c compres- sor clutch diode
• A/c pressure sensor (near a/c compressor, on hose assembly)
• Class 2 serial data
• G125 (center front of engine)
• Heater and a/c programmer (behind right side of dash)
• Hot in start or run
• Nca
• Powertrain control module (left front of of eng compt, in air cleaner)
• Relay control
• S115 (eng harn, 15 cm from cruise module breakout)
• Sens grd
• Underhood junction block
• Vsb a/c