GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2003 🢒 Park Avenue 🢒 Transmission/Transaxle 🢒 Shift Lock Control 🢒 Harness Routing Views
Figure 1:

Right Front of the Vehicle
Object Number: 317464 Size: MF
(1)C114
(2)S101
Figure 2:

Left Front of the Vehicle
Object Number: 317489 Size: MF
(1)C112
(2)S102
Figure 3:

Left Side of the Engine Compartment
Object Number: 592287 Size: LF
(1)S102
(2)G106
Figure 4:

Engine Compartment, LH Rear
Object Number: 629392 Size: MF
(1)S198
(2)S199
Figure 5:

Engine Compartment, RH Rear
Object Number: 629391 Size: MF
(1)S112
(2)S111
Figure 6:

Engine Compartment, Near the Left Strut Tower
Object Number: 636389 Size: LF
(1)C113
(2)C115
(3)C102
(4)C122
(5)S100
(6)P100
(7)Windshield Washer Fluid Pump
(8)Windshield Washer Fluid Level Switch
Figure 7:

Engine Compartment, On the Underside of the Hood
Object Number: 317508 Size: LF
(1)Underhood Lamp
(2)C125
Figure 8:

Right Rear of the Engine Compartment
Object Number: 317518 Size: MF
(1)C117
(2)C116
(3)C101
(4)P102
Figure 9:

Right Front of the Engine
Object Number: 792722 Size: MF
(1)C107
(2)S135
(3)S136
(4)G100
(5)G101
Figure 10:

Lower Front of the Engine
Object Number: 317562 Size: MF
(1)S107 -- A/C (Compressor) Clutch Diode
(2)S106 -- A/C (Compressor) Clutch Diode
Figure 11:

Left Front of the Engine
Object Number: 317567 Size: MF
(1)S108
Figure 12:

Left Rear of the Engine
Object Number: 793088 Size: MF
(1)S115
(2)C111
Figure 13:

Engine Compartment, on the Left Side Above the Transmission
Object Number: 317578 Size: LF
(1)C100
(2)G104
(3)S105
Figure 14:

Under the Left of the Instrument Panel
Object Number: 626643 Size: MF
(1)S218
(2)S200
(3)S201
(4)P100
(5)S219
(6)G202
(7)S206
(8)S205
(9)S203
(10)S202
Figure 15:

Instrument Panel, Behind the Left Side
Object Number: 593567 Size: LF
(1)C206
(2)C207
(3)S210
(4)S209
(5)Air Temperature Sensor - Inside
(6)Data Link Connector (DLC)
Figure 16:

Top of the Instrument Panel
Object Number: 317620 Size: MF
(1)C207
Figure 17:

Under the Left of the Instrument Panel
Object Number: 317609 Size: MF
(1)C203
(2)C202
(3)C200
(4)C201
(5)C209
Figure 18:

Behind the Center of the Instrument Panel
Object Number: 317626 Size: MF
(1)S214
(2)S211
(3)S212
(4)S213
Figure 19:

Behind the Right Side of the Instrument Panel
Object Number: 317630 Size: MF
(1)C205
Figure 20:

Behind the Right Side of the Instrument Panel
Object Number: 317636 Size: MF
(1)C204
Figure 21:

Below the Right Side of the Instrument Panel
Object Number: 317639 Size: MF
(1)G201
(2)S207
(3)S208
Figure 22:

Center Console
Object Number: 794625 Size: MF
(1)C308
(2)S350
(3)S351
Figure 23:

Passenger Compartment, Under the Left Front Seat
Object Number: 317653 Size: MF
(1)S331 (w/ WO1)
(2)S333 (w/ WO1)
Figure 24:

Passenger Compartment, Under the Left Front Seat
Object Number: 593571 Size: LF
(1)S336
(2)S337
(3)S338
(4)S330
(5)S334
(6)S332
(7)S339
(8)Memory Seat Module (MSM)
Figure 25:

Center Front of the Passenger Compartment
Object Number: 317661 Size: MF
(1)S311
(2)S310
(3)C300
(4)S309
(5)C314
(6)S300
Figure 26:

Left Front Door
Object Number: 317667 Size: LF
(1)S500
(2)S501
(3)S503
(4)S502
(5)C500
(6)Door Courtesy Lamp - LF
(7) Window Switch - Driver, Front Passenger Similar
(8)Outside Rearview Mirror Switch
(9)Memory/Personalization Function Switch
(10)Door Lock Switch - Driver, Front Passenger Similar
Figure 27:

Right Front Door
Object Number: 317672 Size: LF
(1)C602
(2)S602
(3)S601
(4)S600
(5)C601
Figure 28:

Behind the Right Front Door Trim
Object Number: 317676 Size: MF
(1)P600 (Right), P500 (Left)
Figure 29:

Front Passenger Door
Object Number: 895060 Size: MF
(1)Passenger Door Module (PDM)
(2)Passenger Door Module (PDM) C5 (Driver Similar)
(3)Passenger Door Module (PDM) C4 (Driver Similar)
(4)C601
(5)C602
(6)C603 (C503 Similar)
Figure 30:

Right Rear Door
Object Number: 317680 Size: LF
(1)C800 - Right, C700 - Left
(2)Courtesy/Reading Lamp - RR, LR Similar
(3)Speaker - RR Door - Midrange, LR Door Similar
(4)Cigar Lighter - RR Door, LR Door Similar
Figure 31:

Rear Door
Object Number: 317685 Size: MF
(1)C801 (Right), C701 (Left)
(2)C304 (Right), C302 (Left)
(3)C303 (Right), C301 (Left)
(4)P800 (Right), P700 (Left)
Figure 32:

Right Sail Panel
Object Number: 693416 Size: MF
(1)C306
(2)C307 (w/o UE1)
Figure 33:

Rear Compartment, Behind Rear Seat
Object Number: 693254 Size: MF
(1)Vehicle Interface Unit (VIU)
(2)Vehicle Communication Unit (VCU)
(3)S360, S361
(4)C345
(5)C307 (w/UE1)
Figure 34:

Below the Rear Shelf Trim Panel
Object Number: 317701 Size: MF
(1)C402
(2)C310
Figure 35:

Under the Rear of the Vehicle
Object Number: 593603 Size: LF
(1)Wheel Speed Sensor (WSS) - RR Connector, LR Similar
(2)C415
(3)Automatic Level Control (ALC) Sensor Connector
Figure 36:

Rear Compartment, in the Left Rear Corner
Object Number: 317711 Size: LF
(1)S400
(2)G402
(3)P403
(4)P401
(5)Marker Lamp - LR , RR Similar
(6)C404
Figure 37:

Right of the Rear Compartment
Object Number: 317719 Size: MF
(1)C405
(2)P402
(3)P410
(4)G400
(5)S401
Figure 38:

Rear of the Vehicle
Object Number: 404017 Size: LF
(1)C404 - Left, C405 - Right
(2)S402 - Left, S403 - Right
(3)S404 - Left, S405 - Right
(4)P404 - Left, P405 - Right
(5)Tail/Stop Lamp - Left, Right Similar
(6)Tail/Turn Signal Lamp - Left , Right Similar
Figure 39:

Rear Compartment Lid
Object Number: 626596 Size: MF
(1)C401
(2)P406
Figure 40:

Rear Compartment Lid, Behind the Backup Lamp Assembly
Object Number: 317728 Size: MF
(1)S408
(2)S407
(3)P406
(4)S406
(5)S409
(6)C401
Figure 41:

Wheel Well, Right Rear
Object Number: 596754 Size: MF
(1)P410
(2)C420
(3)Fuel Tank Jumper Harness
(4)Body Harness, RH
(5)Automatic Level Control Compressor Connector