Automatic Transmission Case & Related Parts fit your 2003 Buick Park Avenue

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2003 Buick Park Avenue
My Vehicle Change Vehicle
2003 Buick Park Avenue
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Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware
Body Mounting, Air Conditioning, Audio/Entertainment
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cooling System, Grille, Oil System
Engine
Frames, Springs, Shocks, Bumpers
Front End Sheet Metal, Heater
Front Suspension, Steering
Fuel System, Exhaust, Emission System
Interior Trim, Front Seat Trim, Seat Belts
Maintenance Parts, Fluids, Capacities, Electrical Connectors
Rear Glass, Seat Parts, Adjuster
Rear Seat Trim, Carpet
Starter, Generator, Ignition, Electrical, Lamps
Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors
Categories Close X

You have selected

Other Categories

Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware
Body Mounting, Air Conditioning, Audio/Entertainment
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cooling System, Grille, Oil System
Engine
Frames, Springs, Shocks, Bumpers
Front End Sheet Metal, Heater
Front Suspension, Steering
Fuel System, Exhaust, Emission System
Interior Trim, Front Seat Trim, Seat Belts
Maintenance Parts, Fluids, Capacities, Electrical Connectors
Rear Glass, Seat Parts, Adjuster
Rear Seat Trim, Carpet
Starter, Generator, Ignition, Electrical, Lamps
Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors
Sort by:
Recommended
Part No. & Part Description
Price
Part No. &
Part Description
  • RETAINER, Transmission Oil Cooler
    24205103
    RETAINER, TRANS FLUID COOLER PIPE FITTING(OUTSIDE DIAMETER 17.4MM)(3/8 RETAINER)(*KIT3)
    • Fitting Vehicle Options:
      C(MN3)
    • Require Quantity:
      02
    • Package Quantity:
      1
    MSRP: $7.20
    $4.13
    1
    Add To Cart
  • Buick 24288159
    24288159
    RETAINER, TRANS FLUID COOLER PIPE FITTING(OUTSIDE DIAMETER 17.4MM)(EXPANDING SPRING WIRE)(*KIT3)(5.535)
    • Fitting Vehicle Options:
      CW(L36,MN3,F83)
    • Require Quantity:
      02
    • Package Quantity:
      1
    • Replaced By:
      24205103
    MSRP: $7.20
    $4.13
    1
    Add To Cart
  • Buick 24288159
    24288159
    RETAINER, TRANS FLUID COOLER PIPE FITTING(OUTSIDE DIAMETER 17.4MM)(EXPANDING SPRING WIRE)(5.535)
    • Fitting Vehicle Options:
      CU(L67,MN7,FR2)
    • Require Quantity:
      02
    • Package Quantity:
      1
    • Replaced By:
      24205103
    MSRP: $7.20
    $4.13
    1
    Add To Cart
  • PLUG, Transmission Case
    8654382
    PLUG, AUTOMATIC TRANSMISSION FLUID PRESSURE TEST HOLE
    MSRP: $7.20
    $4.35
    1
    Add To Cart
  • 8654382
    PLUG, AUTOMATIC TRANSMISSION FLUID PRESSURE TEST HOLE(*KIT3)
    MSRP: $7.20
    $4.35
    1
    Add To Cart
  • BOLT, Transmission Main Control Valve Body
    24207861
    BOLT, VALVE BODY(M6X1X65)(10MM HEAD)
    • Fitting Vehicle Options:
      C(MN3), C(MN7)
    • Require Quantity:
      03
    • Package Quantity:
      1
    MSRP: $15.30
    $9.24
    1
    Add To Cart
  • Buick 24201745
    24201745
    BOLT, VALVE BODY(M6X1.0X20.0)(4.226)
    • Fitting Vehicle Options:
      C(MN3), C(MN7)
    MSRP: --
    $8.02
    1
    Add To Cart
  • Buick 24210131
    24210131
    BOLT, VALVE BODY(M8X1.25X24)
    • Fitting Vehicle Options:
      C(MN3), C(MN7)
    • Require Quantity:
      04
    • Package Quantity:
      1
    MSRP: $9.91
    $5.99
    1
    Add To Cart
  • Buick 24210131
    24210131
    BOLT, VALVE BODY(M8X1.25X24)
    • Fitting Vehicle Options:
      C(MN3)
    • Require Quantity:
      03
    • Package Quantity:
      1
    MSRP: $9.91
    $5.99
    1
    Add To Cart
  • Buick 3522360
    3522360
    BOLT, VALVE BODY(8X1.25X90)(6.606)
    • Fitting Vehicle Options:
      C(MN3), C(MN7)
    MSRP: $4.97
    $3.14
    1
    Add To Cart
  • 8685262
    BOLT, VALVE BODY(M8X1.25X21)(T40 TORQUE RECESS)(4.105)
    • Fitting Vehicle Options:
      C(MN3), C(MN7)
    • Require Quantity:
      04
    • Package Quantity:
      1
    MSRP: --
    $12.60
    1
    Add To Cart
  • Buick 11514399
    11514399
    BOLT, VALVE BODY(M6X1.0X60)(8.900)
    • Fitting Vehicle Options:
      C(MN3)
    • Require Quantity:
      03
    • Package Quantity:
      1
    MSRP: --
    $7.83
    1
    Add To Cart
  • MAGNET, Transmission Oil Pan
    29535617
    MAGNET, AUTOMATIC TRANSMISSION FLUID PAN(4.105)
    MSRP: $15.88
    $9.59
    1
    Add To Cart
  • 29535617
    MAGNET, AUTOMATIC TRANSMISSION FLUID PAN(*KIT4)(4.105)
    MSRP: $15.88
    $9.59
    1
    Add To Cart
  • FITTING, Transmission Oil Cooler
    19125677
    FITTING, TRANS FLUID COOLER PIPE(STEEL)(1/4 X 18 NPS)(QK CONNECT,NON BALL)(SPECIAL)(SHORT)(IF REPLACE ALUMINUM,SEE 24236579)
    • Fitting Vehicle Options:
      CW(L36,MN3,F83), CU(L67,MN7,FR2)
    MSRP: $22.11
    $13.36
    1
    Add To Cart
  • 19125677
    FITTING, TRANS FLUID COOLER PIPE(STEEL)(1/4 X 18 NPS)(QK CONNECT,NON BALL)(SPECIAL)(SHORT)(IF REPLACE ALUMINUM,SEE 24236579)(*KIT3)
    • Fitting Vehicle Options:
      C(MN3)
    MSRP: $22.11
    $13.36
    1
    Add To Cart
  • 24213958
    FITTING, TRANS FLUID COOLER PIPE(3/8X18 NPS)(QUICK CONNECT, BALL CK,TRANS END)
    • Fitting Vehicle Options:
      CW(L36,MN3,F83), CU(L67,MN7,FR2)
    MSRP: $40.10
    $24.23
    1
    Add To Cart
  • 24213958
    FITTING, TRANS FLUID COOLER PIPE(3/8X18 NPS)(QUICK CONNECT, BALL CK,TRANS END)(*KIT3)
    • Fitting Vehicle Options:
      C(MN3)
    MSRP: $40.10
    $24.23
    1
    Add To Cart
  • SEAL KIT, Front Wheel Drive Axle Shaft
    24202835
    SEAL KIT, FRONT WHEEL DRIVE SHAFT(GREEN)(IN CASE)(RH SIDE AXLE SHAFT)(*KIT2)
    • Location:
      Passenger Side
    • Fitting Vehicle Options:
      CW(L36,MN3,F83), CU(L67,MN7,FR2)
    MSRP: $12.24
    $7.39
    1
    Add To Cart
  • 24202835
    SEAL KIT, FRONT WHEEL DRIVE SHAFT(GREEN)(IN CASE)(RH SIDE AXLE SHAFT)(*KIT2)
    • Fitting Vehicle Options:
      C(MN3)
    MSRP: $12.24
    $7.39
    1
    Add To Cart
  • SEAL, Front Wheel Drive Axle Shaft
    24202835
    SEAL, FRONT WHEEL DRIVE SHAFT OIL(GREEN)(IN CASE)(RH SIDE AXLE SHAFT)(*KIT2)
    • Location:
      Passenger Side
    • Fitting Vehicle Options:
      CU(L67,MN7,FR2)
    MSRP: $12.24
    $7.39
    1
    Add To Cart
  • Buick 24243353
    24243353
    SEAL, FRONT WHEEL DRIVE SHAFT OIL(BLUE)(*KIT2)
    • Location:
      Driver Side
    • Fitting Vehicle Options:
      C(L67,MN7,FR2)
    MSRP: $19.09
    $11.53
    1
    Add To Cart
  • PUMP KIT, Transmission Oil Pump
    24226042
    PUMP KIT, AUTOMATIC TRANSMISSION FLUID(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(USED W/UPDATE LEVEL 1 OR 2 OR CODE BCB W/UPDATE LEVEL 4)(FOR 2ND DESIGN SEE 24225894)
    • Fitting Vehicle Options:
      C(MN7)(1ST DES)
    MSRP: $121.14
    $69.60
    1
    Add To Cart
  • 24225894
    PUMP KIT, AUTOMATIC TRANSMISSION FLUID(MODULAR PUMP ASM W/PUMP ROTOR SUPPORT)(USED W/UPDATE LEVEL 3 AND GREATER,NOT USED ON CODE BCB LEVEL 4)(FOR 1ST DESIGN SEE 24226042)
    • Fitting Vehicle Options:
      C(MN3)(2ND DES), C(MN7)(2ND DES)
    MSRP: $289.69
    $166.45
    1
    Add To Cart
  • BOLT, Transmission Oil Pump
    Buick 24201745
    24201745
    BOLT, AUTOMATIC TRANSMISSION FLUID PUMP COVER(PUMP BODY TO CASE)(M6X1.0X20.0)
    • Fitting Vehicle Options:
      C(MN3), C(MN7)
    • Require Quantity:
      03
    • Package Quantity:
      1
    MSRP: --
    $8.02
    1
    Add To Cart
  • Buick 24201745
    24201745
    BOLT, AUTOMATIC TRANSMISSION FLUID PUMP COVER(M6X1.0X20.0)
    • Fitting Vehicle Options:
      C(MN3), C(MN7)
    • Require Quantity:
      03
    • Package Quantity:
      1
    MSRP: --
    $8.02
    1
    Add To Cart
  • Buick 24210075
    24210075
    BOLT, AUTOMATIC TRANSMISSION FLUID PUMP(M6X1.0X95.0)
    • Fitting Vehicle Options:
      C(MN3), C(MN7)
    • Require Quantity:
      02
    • Package Quantity:
      1
    MSRP: $7.16
    $4.35
    1
    Add To Cart
  • Buick 24216009
    24216009
    BOLT, AUTOMATIC TRANSMISSION FLUID PUMP(M6X1X87.5)
    • Fitting Vehicle Options:
      CW(MN3), CU(MN7)
    • Require Quantity:
      09
    • Package Quantity:
      1
    MSRP: $9.07
    $5.69
    1
    Add To Cart
  • SEAL, Transmission Oil Suction Tube
    8656613
    SEAL, AUTOMATIC TRANSMISSION FLUID FILTER(PART OF 100)(*KIT2)
    MSRP: $11.43
    $6.90
    1
    Add To Cart
  • 8656613
    SEAL, AUTOMATIC TRANSMISSION FLUID FILTER(PART OF 100)(*KIT2,KIT3)
    MSRP: $11.43
    $6.90
    1
    Add To Cart
  • EXTENSION, Transmission Case Extension
    8651908
    EXTENSION, AUTOMATIC TRANSMISSION CASE(W/BUSHING & SEAL)(INCLUDES 7,8)(4.103)
    • Fitting Vehicle Options:
      C(MN3)
    MSRP: $224.70
    $135.76
    1
    Add To Cart
  • Buick 24205593
    24205593
    EXTENSION, AUTOMATIC TRANSMISSION CASE(INCLUDES 7,8)(W/SEAL)
    • Fitting Vehicle Options:
      C(MN7)
    MSRP: $207.90
    $119.46
    1
    Add To Cart
  • PLATE, Transmission Main Control Valve Body
    24217552
    PLATE, CONTROL VALVE BODY SPACER(INCLUDES GASKETS)
    MSRP: $30.95
    $18.71
    1
    Add To Cart
  • 24217552
    PLATE, CONTROL VALVE BODY SPACER(INCLUDES 369,371)(INCLUDES GASKETS)
    MSRP: $30.95
    $18.71
    1
    Add To Cart
  • SEAL, Transmission Servo & Accumulator
    Buick 24204374
    24204374
    SEAL, FWD BAND SERVO COVER(O RING)(PART OF 13)(*KIT2)
    MSRP: $10.94
    $6.95
    1
    Add To Cart
  • Buick 24235894
    24235894
    SEAL, REV BAND SERVO COVER(O RING)(PART OF 40)(*KIT2)
    MSRP: $63.00
    $36.21
    1
    Add To Cart
  • 24232088
    SENSOR, Speedometer Drive, SENSOR,VEHICLE SPEED(W/SEAL)(CONNECTOR POSITION ASSURANCE COMPLIANT)(INCLUDES 11)(MATING CONNECT W/LEADS USE 19178093)
    MSRP: $60.60
    $36.61
    1
    Add To Cart
  • 24232088
    SENSOR, Electronic Brake Control, SENSOR,VEHICLE SPEED(W/SEAL)(CONNECTOR POSITION ASSURANCE COMPLIANT)(INCLUDES 11)(MATING CONNECT W/LEADS USE 19178093)(4.329)
    MSRP: $60.60
    $36.61
    1
    Add To Cart
  • 24232088
    SENSOR, Computer Control Sensors, SENSOR,VEHICLE SPEED(W/SEAL)(CONNECTOR POSITION ASSURANCE COMPLIANT)(INCLUDES 11)(MATING CONNECT W/LEADS USE 19178093)(4.329)
    MSRP: $60.60
    $36.61
    1
    Add To Cart
  • RING, Transmission Servo & Accumulator
    24208959
    RING, REV BAND SERVO PISTON FLUID SEAL(PART OF 44)(*KIT2)
    • Require Quantity:
      02
    • Package Quantity:
      1
    MSRP: $11.20
    $6.76
    1
    Add To Cart
  • 24208959
    RING, FWD BAND SERVO PISTON FLUID SEAL(PART OF 16)(*KIT2)
    • Require Quantity:
      02
    • Package Quantity:
      1
    MSRP: $11.20
    $6.76
    1
    Add To Cart
  • 24205229
    RING, REV BAND SERVO COVER RETAINER(*KIT2)
  • Buick 8656536
    8656536
    RING, REV BAND SERVO PINION RETAINER
  • SPRING, Transmission Servo & Accumulator
    Buick 24206047
    24206047
    SPRING, FWD BAND SERVO PISTON CUSHION
    MSRP: $3.83
    $2.40
    1
    Add To Cart
  • 24206070
    SPRING, REV BAND SERVO PISTON CUSHION
  • RETAINER, Transmission Servo & Accumulator
    24206089
    RETAINER, REV BAND SERVO PISTON SPRING
    MSRP: $2.24
    $1.41
    1
    Add To Cart
  • Buick 24213252
    24213252
    RETAINER, FWD BAND SERVO PISTON CUSHION SPRING
  • PIN, Transmission Servo & Accumulator
    8651798
    PIN, FWD BAND SERVO PISTON
    MSRP: $34.42
    $20.81
    1
    Add To Cart
  • 24206136
    PIN, REV BAND SERVO PISTON
  • PAN, Transmission Oil Pan
    24206181
    PAN, AUTOMATIC TRANSMISSION FLUID(USES 6MM BOLTS)
    MSRP: $192.15
    $92.02
    1
    Add To Cart
  • 24206181
    PAN, AUTOMATIC TRANSMISSION FLUID(USES 6MM BOLTS)(*KIT4)
    MSRP: $192.15
    $92.02
    1
    Add To Cart
  • 24206181
    PAN, AUTOMATIC TRANSMISSION FLUID(INCLUDES 24,26)(USES 6MM BOLTS)
    MSRP: $192.15
    $92.02
    1
    Add To Cart
  • VALVE, Transmission Main Control Valve Body
    Buick 24229920
    24229920
    VALVE, CONTROL(W/BODY & VALVE)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(USED W/UPDATE LEVEL 3 AND GREATER EXCEPT 3BCB MODEL W/UPDATE LEVEL 4)(FOR 1ST DESIGN SEE 24225443)
    • Fitting Vehicle Options:
      C(MN3)(2ND DES), C(MN7)(2ND DES)
    MSRP: $481.99
    $292.27
    1
    Add To Cart
  • Buick 24225443
    24225443
    VALVE, CONTROL(W/BODY & VALVE)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(USED WITH UPDATE LEVELS LESS THAN 3 AND CODE 3BCB W/UPDATE LEVEL 4)(FOR 2ND DESIGN SEE 24229920 BODY KIT,CONTROL VALVE)
    • Fitting Vehicle Options:
      C(MN3)(1ST DES), C(MN7)(1ST DES)
  • HARNESS, Chassis Wiring
    24237264
    HARNESS, AUTOMATIC TRANSMISSION WIRING(INCLUDES 390,391)
    MSRP: $145.26
    $65.07
    1
    Add To Cart
  • 24237264
    HARNESS, AUTOMATIC TRANSMISSION WIRING(INCLUDES 391)
    MSRP: $145.26
    $65.07
    1
    Add To Cart
  • HARNESS, Transmission Converter
    24237264
    HARNESS, AUTOMATIC TRANSMISSION WIRING(INCLUDES 390,391)(2.480)
    MSRP: $145.26
    $65.07
    1
    Add To Cart
  • 24237264
    HARNESS, AUTOMATIC TRANSMISSION WIRING(INCLUDES 391)(2.480)
    MSRP: $145.26
    $65.07
    1
    Add To Cart
  • Buick 15726460
    15726460
    BOLT, BOLT,AUTOMATIC TRANSMISSION CASE EXTENSION
    • Require Quantity:
      04
    • Package Quantity:
      1
    • Replaced By:
      15029243
  • CLIP, Transmission Safety Start/Warning
    Buick 24209320
    24209320
    CLIP, AUTOMATIC TRANSMISSION FLUID TEMPERATURE SENSOR(PART OF 225)
  • Buick 24209320
    24209320
    CLIP, AUTOMATIC TRANSMISSION FLUID TEMPERATURE SENSOR
  • CASE, Transmission Case
    Buick 24217185
    24217185
    CASE, AUTOMATIC TRANSMISSION(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)
  • Buick 24217185
    24217185
    CASE, AUTOMATIC TRANSMISSION(INCLUDES 3,38,101)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)
  • TRANSAXLE, Automatic
    Buick 89059905
    89059905
    TRANSAXLE, AUTO (SERVICE)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)
    • Fitting Vehicle Options:
      CW(L36,MN3,F83)
  • Buick 89059908
    89059908
    TRANSAXLE, AUTO (SERVICE)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)
    • Fitting Vehicle Options:
      CU(L67,MN7,FR2)
  • 11588714
    BOLT, HEX FLANGED HEAD,M6X1X30,22.7 THREAD,14.2 OUTSIDE DIAMETER,8.8,GMW3359, M-POINT.(AUTOMATIC TRANSMISSION CASE COVER)
    • Fitting Vehicle Options:
      C(MN3)
    • Require Quantity:
      03
    • Package Quantity:
      1
    MSRP: $9.45
    $6.01
    1
    Add To Cart
  • 11517518
    BOLT, HEX FLANGED HEAD,M6X1X20,17.9 THREAD,14.2 O.D.,9.8,TIN ZINC(FWD BAND SERVO COVER)
    • Require Quantity:
      03
    • Package Quantity:
      1
    MSRP: --
    $12.60
    1
    Add To Cart
  • 11517518
    BOLT, HEX FLANGED HEAD,M6X1X20,17.9 THREAD,14.2 O.D.,9.8,TIN ZINC
    MSRP: --
    $12.60
    1
    Add To Cart
  • Buick 8682650
    8682650
    BOLT, HEX FLANGED HEAD,M6X1X17,17 THREAD,14.2 OUTSIDE DIAMETER,8.8 PHOSPHATE ZINC ORGANIC - FLAKE(AUTOMATIC TRANSMISSION FLUID PAN)
    • Require Quantity:
      20
    • Package Quantity:
      1
    MSRP: $10.04
    $6.38
    1
    Add To Cart
  • 104918
    BALL, 1/4" DIAMETER,CHROME STEEL(TRANS CASE COVER BALL CHECK)
    • Require Quantity:
      04
    • Package Quantity:
      10
    MSRP: $0.07
    $0.04
    10
    Add To Cart
  • 104918
    BALL, 1/4" DIAMETER,CHROME STEEL
    MSRP: $0.07
    $0.04
    10
    Add To Cart
  • 11508476
    BOLT, M8X1.25X25 9.8(VALVE BODY)
    • Require Quantity:
      09
    • Package Quantity:
      10
    MSRP: $3.46
    $2.20
    10
    Add To Cart
  • 11508476
    BOLT, M8X1.25X25 9.8(VALVE BODY COVER)
    MSRP: $3.46
    $2.20
    10
    Add To Cart
  • 11514008
    BOLT, METRIC HEXAGON FLANGE HEAD(M6X1X30)(PHOSPHATE ORGANIC 9.8)(VALVE BODY)(1.097)
    • Replaced By:
      11588714
    MSRP: $9.45
    $6.01
    1
    Add To Cart
  • Buick 11514399
    11514399
    BOLT, HEXAGON,M6X1X60,20THD,13.6 O.D.,10.9,4435M(VALVE BODY)
    • Require Quantity:
      03
    • Package Quantity:
      1
    MSRP: --
    $7.83
    1
    Add To Cart
  • 11514623
    BOLT, HEXAGON W/CONICAL WASHER,M6X1X20(TRANS FLUID FILLER TUBE)
    MSRP: $4.03
    $2.56
    10
    Add To Cart
  • 11514623
    BOLT, HEXAGON W/CONICAL WASHER,M6X1X20(TRANS FLUID FILLER TUBE)
    MSRP: $4.03
    $2.56
    10
    Add To Cart
  • Buick 11514895
    11514895
    SCREW, PAN HEAD TORX,M6X1X45,43 THREAD,9.8, BLACK ZINC OVER NICKEL(VALVE BODY)
    MSRP: $10.58
    $6.69
    1
    Add To Cart
  • Buick 11515262
    11515262
    BOLT, HEX FLANGED HEAD,M6X1X55,18THD,14.2 O.D.,9.8,PC(VALVE BODY)
    • Require Quantity:
      04
    • Package Quantity:
      1
    MSRP: $5.88
    $3.74
    1
    Add To Cart
  • Buick 11515262
    11515262
    BOLT, HEX FLANGED HEAD,M6X1X55,18THD,14.2 O.D.,9.8,PC
    MSRP: $5.88
    $3.74
    1
    Add To Cart
  • 11515760
    BOLT, M8X1.25X40,18 O.D.,22THD,9.8,7114M
    MSRP: $7.20
    $4.57
    1
    Add To Cart
  • 11515760
    BOLT, M8X1.25X40,18 O.D.,22THD,9.8,7114M(PUMP COVER TO CHANNEL PLATE)
    MSRP: $7.20
    $4.57
    1
    Add To Cart
  • Buick 7826284
    7826284
    BALL, 3/8" DIAMETER STEEL(TRANS CASE COVER BALL CHECK)
    • Require Quantity:
      02
    • Package Quantity:
      1
  • Buick 15726460
    15726460
    BOLT, AUTOMATIC TRANSMISSION CASE EXTENSION
    • Require Quantity:
      04
    • Package Quantity:
      1
    • Replaced By:
      15029243
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 2003 Buick Park Avenue parts. Parts like Automatic Transmission Case & Related Parts are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.8L. Model Code: PARK AVENUE, ULTRA.