Buick Park Avenue Ultra 1999 - 1999 GENERAL MOTORS Park Avenue

Buick Park Avenue Ultra 1999 - BUZZERS, RELAYS & TIMERS

Buick Park Avenue Ultra 1999 BUZZERS, RELAYS & TIMERS

Component	Component Location
A/C CLU Relay	In underhood junction block.
Accy Relay	In I/P junction block.
Cooling Fan No. 1 Relay (High Speed)	In underhood junction block.
Cooling Fan No. 2 Relay (Low Speed)	In underhood junction block.
Cooling Fan Relay (Series/Parallel)	In underhood junction block.
ELC Relay	In rear junction block.
F/Pump Relay	In underhood junction block.
Horn Relay	In underhood junction block.
HTD BK LITE Relay	In rear junction block.
IGN Relay	In underhood junction block.
IGN No. 3 Relay	In I/P junction block.
PERIM LP Relay	In I/P junction block.
RAP Relay	In rear junction block.
THFT Relay (2)	In underhood junction block.
Trunk Lid Release Relay	In rear junction block.

Buick Park Avenue Ultra 1999 - CIRCUIT PROTECTION DEVICES

Buick Park Avenue Ultra 1999 CIRCUIT PROTECTION DEVICES

Component	Component Location
Diode, A/C Compressor	Near A/C compressor, in harness.
I/P Junction Block	Behind glove box. See Fig. 3 .
Rear Junction Block	Below right side of rear seat. See Fig. 3 .
Underhood Junction Block	On right front of engine compartment, near battery. See Fig. 3 .
Underhood Maxi-Fuse Block	On right front of engine compartment, forward of strut tower. See Fig. 3 .

Buick Park Avenue Ultra 1999 - CONTROL UNITS

Buick Park Avenue Ultra 1999 CONTROL UNITS

Component	Component Location
Air Mix Actuator (2)	Behind center right side of dash, on right of HVAC module.
Blower Control Module	Behind right side of dash, on heater & A/C case. See Fig. 3 .
Body Control Module (SBM)	Behind glove box. See Fig. 3 .
Bose Radio Amplifier	Under left side of rear package shelf. See Fig. 3 .
Cruise Control Module	On firewall, near brake master cylinder. See Fig. 3 .
Door Module (DDM), Driver's	Inside driver's door, above radio speaker.
Door Module (PDM), Passenger's	Inside front passenger's door, above radio speaker.
Door Module (RDM), Rear	Under right side of rear seat.
Electronic Brake/Traction Control Module (EBTCM)	On left front corner of engine compartment, near base of radiator support. See Fig. 3 .
Fuel Pump Control Module	On right side of rear compartment, behind wheelwell. See Fig. 3 .
Head-Up Display (HUD) Module	Behind upper left side of dash. See Fig. 3 .
Heated Seat Module (2)	On underside of respective front seat.
Heater & A/C Programmer	Behind right side of dash, near rear of glove box.
Ignition Control Module (3.8L VIN K)	At left front of engine, under ignition coils. See Fig. 1 .
Ignition Control Module (3.8L VIN 1)	At left front of engine, under ignition coils. See Fig. 2 .
Inflatable Restraint Sensing & Diagnostic Module (SDM)	Below right front seat, under carpet.
Lamp Control Module (LCM)	Behind left side of dash, right of steering column. See Fig. 3 .
Memory Seat Module (MSM)	On underside of left front seat, on seat adjuster frame.
Panel Dimming Module	Behind left side of dash, right of steering column. See Fig. 3 .
PASS Key III Module	Behind dash, on steering column.
Powertrain Control Module (PCM)	On left front of engine compartment, in air cleaner housing. See Fig. 3 .
Radio Antenna Module	Behind left rear upper sail trim panel. See Fig. 3 .
Remote Function Actuator (RFA) Module	Under center of rear package shelf. See Fig. 3 .
Sun Roof Control Module	On rear underside of roof. See Fig. 3 .
Turn Signal Flasher	Behind dash, right of steering column carrier.

Buick Park Avenue Ultra 1999 - MOTORS

Buick Park Avenue Ultra 1999 MOTORS

Component	Component Location
Blower Motor	Behind right side of dash.
Cooling Fan Motor (2)	On rear side of radiator.
Door Lock Actuator (4)	In respective door, in door latch assembly.
Forward/Back Motor (2)	On underside of respective front seat, on seat adjuster frame.
Headrest Motor (2)	On seat back of respective front seat.
Height Motor, Front (2)	On underside of respective front seat, on seat adjuster frame.
Height Motor, Rear (2)	On underside of respective front seat, on seat adjuster frame.
Lumbar In/Out Motor (2)	On seat back of respective front seat.
Lumbar Up/Down Motor (2)	On seat back of respective front seat.
Recline Motor (2)	On underside of respective front seat, on seat adjuster frame.
Sun Roof Motor	On rear underside of roof.
Window Motor (4)	In respective door.
Windshield Washer Pump Motor	On washer fluid reservoir, left rear of engine compartment.
Windshield Wiper Motor	On right side of firewall.

Buick Park Avenue Ultra 1999 - SENDING UNITS & SENSORS

Buick Park Avenue Ultra 1999 SENDING UNITS & SENSORS

Component	Component Location
A/C Pressure Sensor	Near A/C compressor, on hose assembly.
A/C Temperature Sensor (Right/Left)	On dash, behind respective center A/C vent.
Ambient Air Temperature Sensor	On center front of engine compartment, on hood latch brace.
Ambient Light Sensor	On top center of dash.
Automatic Level Control Sensor	At left front side of rear suspension support assembly.
Camshaft Position (CMP) Sensor (3.8L VIN K)	On right front of engine, above crankshaft balancer. See Fig. 1 .
Camshaft Position (CMP) Sensor (3.8L VIN 1)	On right front of engine, above crankshaft balancer. See Fig. 2 .
Crankshaft Position (CKP) Sensor (3.8L VIN K)	On left front of engine, next to crankshaft balancer. See Fig. 1 .
Crankshaft Position (CKP) Sensor (3.8L VIN 1)	On left front of engine, next to crankshaft balancer. See Fig. 2 .
Engine Coolant Temperature (ECT) Sensor	On left rear of engine, under thermostat housing.
Heater Temperature Sensor (Right/Left)	On respective side of dash, above sound insulator panel.
Height Position Sensor, Front	Under left front seat, on seat adjuster frame.
Height Position Sensor, Rear	Under left front seat, on seat adjuster frame.
Inside Air Temperature Sensor	In left knee bolster, right of steering column.
Intake Air Temperature (IAT) Sensor	In air intake assembly.
Knock Sensor (Bank 1)	On left side of engine, near starter.
Knock Sensor (Bank 2)	On right side of engine, below exhaust manifold.
Lumbar In/Out Position Sensor	On left front seat back.
Lumbar Up/Down Position Sensor	On left front seat back.
Manifold Absolute Pressure (MAP) Sensor (3.8L VIN K)	On top right side of engine. See Fig. 1 .
Manifold Absolute Pressure (MAP) Sensor (3.8L VIN 1)	On top right side of engine. See Fig. 2 .
Mass Air Flow (MAF) Sensor (3.8L VIN K)	At rear of engine, in intake duct. See Fig. 1 .
Mass Air Flow (MAF) Sensor (3.8L VIN 1)	At rear of engine, in intake duct. See Fig. 2 .
Outside Moisture Sensor	Above rear view mirror. See Fig. 3 .
Oxygen Sensor (HO2S) (Front Heated)	On right exhaust manifold.
Oxygen Sensor (Post Catalytic Converter)	On exhaust system, rear of catalytic converter.
Recline Position Sensor	On underside of left front seat, on seat adjuster frame.
Sun Load Temperature Sensor (Right/Left)	On respective side of dash, in defroster grille.
Throttle Position (TP) Sensor (3.8L VIN K)	On throttle body. See Fig. 1 .
Throttle Position (TP) Sensor (3.8L VIN 1)	On throttle body. See Fig. 2 .
Vehicle Speed Sensor	In lower right rear of engine compartment, on transaxle.
Wheel Speed Sensors (4)	On respective brake assemblies, on back of hub.

Buick Park Avenue Ultra 1999 - SOLENOIDS & SOLENOID VALVES

Buick Park Avenue Ultra 1999 SOLENOIDS & SOLENOID VALVES

Component	Component Location
Air Inlet Actuator	Behind right side of dash, right of blower motor.
Boost Control Solenoid (3.8L VIN 1)	On top left rear of engine, near oil fill. See Fig. 2 .
Evaporative Emissions (EVAP) Canister Vent Solenoid	Below rear of vehicle, on EVAP canister.
Evaporative Emissions (EVAP) Purge Valve (3.8L VIN K)	On top right side of engine. See Fig. 1 .
Evaporative Emissions (EVAP) Purge Valve (3.8L VIN 1)	On top right rear of engine. See Fig. 2 .
Exhaust Gas Recirculation (EGR) Valve (3.8L VIN K)	On top right rear of engine. See Fig. 1 .
Exhaust Gas Recirculation (EGR) Valve (3.8L VIN 1)	On top right rear of engine. See Fig. 2 .
Fuel Door Release Solenoid	In left quarter panel, at fuel filler door pocket.
Idle Air Control (IAC) Valve (3.8L VIN K)	On top of throttle body. See Fig. 1 .
Idle Air Control (IAC) Valve (3.8L VIN 1)	On top of throttle body. See Fig. 2 .
Rear Compartment Lid Release Actuator	On rear compartment lid latch.
Shift Interlock Solenoid	On base of steering column.
Variable Power Steering Solenoid	On power steering rack.

Buick Park Avenue Ultra 1999 - SWITCHES

Buick Park Avenue Ultra 1999 SWITCHES

Component	Component Location
ABS/TCC Switch	Behind dash, on brake pedal support.
Brake Fluid Level Switch	On master cylinder reservoir.
Coolant Level Switch	On right front of engine compartment, mounted in right radiator tank.
Engine Oil Level Switch (3.8L VIN K)	On engine oil pan. See Fig. 1 .
Engine Oil Level Switch (3.8L VIN 1)	On engine oil pan.
Engine Oil Pressure Switch	On front of engine, below power steering pump.
Park Brake Switch	On top of park brake assembly.
Park/Neutral Position (PNP) Switch	On top right front of transaxle.
Rear Compartment Lid Latch Switch	On center of rear compartment, on latch.
Seat Belt Switch (2)	In respective front seat buckle assembly.
Stoplamp/BTSI Switch	Behind dash, on brake pedal support.
Trunk Lid Ajar Switch	On center of trunk lid.
Windshield Washer Fluid Level Switch	On washer fluid reservoir, left rear of engine compartment.

Buick Park Avenue Ultra 1999 - MISCELLANEOUS

Buick Park Avenue Ultra 1999 MISCELLANEOUS

Component	Component Location
Automatic Level Control Compressor	On right rear of vehicle, right of rear frame rail.
Cellular Telephone Module	Behind right rear wheelwell.
Data Link Connector (DLC)	Under left side of dash.
Fuel Injectors (6)	On top of engine, in intake runners.
Fuel Tank Unit	On top of fuel tank.

Buick Park Avenue Ultra 1999 - CONNECTORS

Buick Park Avenue Ultra 1999 CONNECTORS

Component	Component Location
C100 (20 Pin)	Below throttle body.
C101 (Gray, 10 Pin)	Near strut tower.
C107 (Black, 8 Pin)	Near ignition coils.
C112 (Medium Gray, 5 Pin)	Near headlight.
C113 (Natural, 5 Pin)	Near windshield washer reservoir.
C114 (Medium Gray, 5 Pin)	Near headlight.
C115 (Medium Gray, 5 Pin)	Near windshield washer reservoir.
C116 (Black, 10 Pin)	Near windshield wiper motor.
C117 (Medium Gray, 5 Pin)	Near windshield wiper motor.
C119 (1 Pin)	In left front corner of engine compartment.
C201 (Natural, 10 Pin)	Left of steering column.
C202 (Light Blue, 24 Pin)	Left of steering column.
C203 (White, 16 Pin)	Left of steering column.
C204 (Black, 23 Pin)	Under right side of dash.
C205 (Black, 16 Pin)	On HVAC module.
C206 (Pink, 24 Pin)	Above steering column.
C207 (Gray, 6 Pin)	Under defroster grille.
C208 (Black, 2 Pin)	Under center of dash.
C302 (Black, 7 Pin)	Near P700.
C304 (Black, 7 Pin)	Near P800.
C305 (Blue, 8 Pin)	On upper sail panel.
C307 (Natural, 10 Pin)	On upper sail panel.
C308 (White, 16 Pin)	Under center console.
C309 (Black, 23 Pin)	Below left front seat.
C310 (Blue, 24 Pin)	In right front of rear compartment.
C314 (Black, 16 Pin)	Below front seat.
C323 (Natural, 10 Pin)	In left rear of center console.
C401 (Black, 6 Pin)	In left rear of rear compartment lid.
C404 (Black, 4 Pin)	Near left taillight.
C405 (Black, 4 Pin)	Near right taillight.
C420 (Black, 7 Pin)	Near fuel tank unit.
C500 (Natural, 10 Pin)	Under left front door trim panel.
C700 (Natural, 10 Pin)	Under left rear door trim panel.
C800 (Natural, 10 Pin)	Under right rear door trim panel.

Buick Park Avenue Ultra 1999 - GROUNDS

Buick Park Avenue Ultra 1999 GROUNDS

Component	Component Location
G100	Below ignition control module.
G101	Below power steering pump.
G102	Near starter motor.
G103	Near underhood fuse block.
G104	Near base of windshield washer reservoir.
G105	Near base of underhood junction block.
G106	Near base of air cleaner housing.
G201	Under kick panel trim plate.
G202	Under kick panel trim plate.
G306	Under right front seat.
G400	On rear of wheelwell.
G402	On rear of wheelwell.

Buick Park Avenue Ultra 1999 - SPLICES

Buick Park Avenue Ultra 1999 SPLICES

Component	Component Location
S100	In body harness, 17 cm from C115.
S101	In forward lamp harness, 54 cm from underhood fuse block.
S102	In forward lamp harness, 33 cm from G106.
S103	In engine harness, 27.5 cm from throttle position sensor.
S106	In engine harness, 18 cm from A/C compressor clutch.
S107	In engine harness, 23 cm from A/C compressor clutch.
S108	In engine harness, 6 cm from cruise control module breakout.
S109	In right headlamp harness, 15 cm from C114.
S110	In left headlamp harness, 15 cm from C112.
S113	In transaxle, 19 cm from C100.
S202	In body harness, 30 cm from P100.
S203	In body harness, 6 cm from P500 breakout.
S205	In body harness, 38 cm from G202.
S206	In body harness, 31.5 cm from G202.
S207	In body harness, 30 cm from G201.
S208	In body harness, 35 cm from G201.
S209	In I/P harness, 47 cm from data link connector.
S210	In I/P harness, 18.5 cm from head-up display module.
S213	In I/P harness, 44 cm from HVAC control.
S217	In knee bolster harness, 94 cm from C204.
S274	In HVAC harness, 35.5 cm from mode actuator.
S298	In steering column harness, 20 cm from C202.
S299	In steering column harness, 20 cm from C202.
S303	In headliner harness, 128.5 cm from C305.
S306	In headliner harness, 58 cm from inside rearview mirror.
S307	In body harness, 15 cm from sensing & diagnostic module breakout.
S330	In left front seat harness, 31.5 cm from left seat switch.
S331	In right front seat harness, 31.5 cm from right front seat switch.
S332	In left front seat harness, 24.5 cm from C309.
S333	In right front seat harness, 46 cm from right seat switch.
S338	In left front seat harness, 31.5 cm from left seat switch.
S400	In body harness, 30 cm from G402.
S401	In body harness, 80 cm from C305.
S404	In left rear corner lamp harness, 10 cm from C404.
S405	In right rear corner lamp harness, 10 cm from C405.
S409	In taillamp harness, 10 cm from C401.
S503	In left front door harness, 29.5 cm from left door switch breakout.