Emission Controls fit your 1991 Buick Skylark

My Vehicle Change Vehicle
1991 Buick Skylark

3-Speed Automatic Transmission, THM125C/3T40

My Vehicle Change Vehicle
1991 Buick Skylark

3-Speed Automatic Transmission, THM125C/3T40

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
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
Transmission - Automatic
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
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
Transmission - Automatic
Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors
Sort by:
Recommended
Part No. & Part Description
Price
Part No. &
Part Description
  • SENSOR, Computer Control Sensors
    15326386
    SENSOR, COOLANT TEMPERATURE (1.150)
    MSRP: $49.72
    $26.35
    1
    Add To Cart
  • 15326386
    SENSOR, COOLANT TEMPERATURE
    MSRP: $49.72
    $26.35
    1
    Add To Cart
  • MSRP: $119.49
    $60.21
    1
    Add To Cart
  • Buick 19211437
    19211437
    SENSOR, EXHAUST OXYGEN(M18 X 1.5 THREAD WITH WIRE LEAD)(1988-89)
    MSRP: $33.26
    $15.80
    1
    Add To Cart
  • Buick 19211437
    19211437
    SENSOR, EXHAUST OXYGEN (W/WIRE LEAD,M18X1.5-6E)(1990-91)
    MSRP: $33.26
    $15.80
    1
    Add To Cart
  • Buick 19211437
    19211437
    SENSOR, EXHAUST OXYGEN
    MSRP: $33.26
    $15.80
    1
    Add To Cart
  • Buick 19211437
    19211437
    SENSOR, EXHAUST OXYGEN (ONE WIRE)
    MSRP: $33.26
    $15.80
    1
    Add To Cart
  • Buick 25176707
    25176707
    SENSOR, EXHAUST OXYGEN (1 WIRE) (1987)
    MSRP: $54.74
    $36.78
    1
    Add To Cart
  • 10457264
    SENSOR, VEHICLE SPEED(TRANS MOUNTED)(A.T.)(1988-89)
  • RELAY, Engine Air Cooling(Electrical)
    12088594
    RELAY, ENGINE COOLANT FAN (1989-91)(2.195)
    MSRP: $26.68
    $12.60
    1
    Add To Cart
  • 12088594
    RELAY, COOLANT FAN
    MSRP: $26.68
    $12.60
    1
    Add To Cart
  • 12088594
    RELAY, FUEL PUMP
    MSRP: $26.68
    $12.60
    1
    Add To Cart
  • 10038311
    RELAY, ENGINE COOLANT FAN (1988)
  • COIL, Ignition Coil
    19353734
    COIL, IGNITION(*02)
    • Replaced By:
      19418991
    MSRP: $114.26
    $54.39
    1
    Add To Cart
  • 19353734
    COIL, IGNITION
    • Replaced By:
      19418991
    MSRP: $114.26
    $54.39
    1
    Add To Cart
  • RELAY, A/C Electrical
    12088594
    RELAY, A.C. COMPRESSOR (1989-91)(2.195)
    MSRP: $26.68
    $12.60
    1
    Add To Cart
  • 10034222
    RELAY, A.C COMPRESSOR (1987-88)
  • GASKET, Emission System
    12337972
    GASKET, EGR VALVE TO PLENUM
    MSRP: $5.68
    $3.17
    1
    Add To Cart
  • 5617102
    GASKET, OXYGEN SENSOR
    MSRP: $8.90
    $4.95
    1
    Add To Cart
  • SENSOR, Speedometer Drive
    Buick 8683968
    8683968
    SENSOR, W/GOVERNOR COVER & SEAL,SPEED(*01)
    MSRP: $165.88
    $145.33
    1
    Add To Cart
  • Buick 8683968
    8683968
    SENSOR, W/GOVERNOR COVER & SEAL,SPEED
    MSRP: $165.88
    $145.33
    1
    Add To Cart
  • 10457264
    SENSOR, VEHICLE SPEED (TRANS MOUNTED)(A.T.)(1987-89)
  • 25007316
    SENSOR, VEHICLE SPEED (TRANS MOUNTED)(M.T.)(1987)
  • Buick 22536391
    22536391
    SENSOR, VEHICLE SPEED (A.T.)(1990-91)
  • Buick 22536391
    22536391
    SENSOR, VEHICLE SPEED(EXTERNAL EXCEPT FLEXIBLE SHIFT)(A.T.)(1990-91)
  • Buick 22536392
    22536392
    SENSOR, VEHICLE SPEED(EXCEPT FLEXIBLE SHIFT)(M.T.)(1990-91)
  • SWITCH, Steering Gear Oil Pressure
    10238816
    SWITCH, THROTTLE LEVER ACTUATOR P/S PRESSURE
  • 10238816
    SWITCH, THROTTLE LEVER ACTUATOR P.S. PRESSURE
  • SENSOR, Coolant Temperature (Engine Unit)
    25036628
    SENSOR, COOLANT TEMPERATURE GAGE (2 BLADE TERMINAL,3/8-18)(1989)(UB3)
  • Buick 25036807
    25036807
    SENSOR, ENGINE COOLANT TEMPERATURE GAGE(1990-91)
  • SEAL, Speedometer Driven Gear
    Buick 8622076
    8622076
    SEAL, O RING SPEEDOMETER SENSOR
  • Buick 464865
    464865
    SEAL, VEHICLE SPEED SENSOR (M.T.)
  • TUBE, Engine Crankcase Ventilation
    Buick 12515202
    12515202
    TUBE, CRANKCASE VENT CLEVIS(COMPLETE)(1990-91)
    MSRP: $95.16
    $53.05
    1
    Add To Cart
  • Buick 12515202
    12515202
    TUBE, CRANKCASE VENT VALVE (1990-91)
    MSRP: $95.16
    $53.05
    1
    Add To Cart
  • Buick 10112532
    10112532
    TUBE, CRANKCASE VENT VALVE(COMPLETE)(1991)
  • Buick 25535462
    25535462
    TUBE, CRANKCASE VENT
  • BRACKET, Fuel Tank Evaporator/Purge Control
    Buick 14020772
    14020772
    BRACKET, FUEL VAPOR CANISTER UPPER
    MSRP: --
    $13.05
    1
    Add To Cart
  • 24570781
    BRACKET, FUEL VAPOR CANISTER PURGE SOLENOID
    MSRP: $18.75
    $13.05
    1
    Add To Cart
  • VALVE, Cruise Control
    Buick 22582701
    22582701
    VALVE, CRUISE CONTROL VACUUM SOLENOID (W/M.T.)
    MSRP: --
    $12.60
    1
    Add To Cart
  • 1645516
    VALVE, CRUISE CONTROL VACUUM SOLENOID (W/A.T.)
  • SWITCH, Engine Oil Pressure/Temperature
    Buick 19244517
    19244517
    SWITCH, OIL PRESSURE INDICATOR AND CHOKE HEATER (EXCEPT GAGE)
    MSRP: $48.68
    $29.42
    1
    Add To Cart
  • Buick 19244517
    19244517
    SWITCH, O/PRESSURE(UH7)
    MSRP: $48.68
    $29.42
    1
    Add To Cart
  • RETAINER, Computer Control Sensors
    Buick 22530004
    22530004
    RETAINER, U SHAPE (1.64X1.25)(1.745)
    MSRP: $22.29
    $13.47
    1
    Add To Cart
  • Buick 22530004
    22530004
    RETAINER, AIR CLEANER(U-SHAPED STEEL 1.64X1.25)
    MSRP: $22.29
    $13.47
    1
    Add To Cart
  • HOSE, Engine Crankcase
    22542646
    HOSE, CRANKCASE VENT OIL SEPARATOR (SEPARATOR TO OIL FILLER TUBE LOWER)
    MSRP: $18.41
    $7.82
    1
    Add To Cart
  • Buick 22538226
    22538226
    HOSE, CRANKCASE VENT (SEPARATOR TO INTAKE MANIFOLD)
  • Buick 22545517
    22545517
    HOSE, SEPARATOR TO ELBOW
  • RETAINER, Fuel Tank Evaporator/Purge Control
    Buick 22538735
    22538735
    RETAINER, FUEL VAPOR CANISTER
    MSRP: --
    $13.05
    1
    Add To Cart
  • Buick 22538735
    22538735
    RETAINER, FUEL VAPOR CANISTER UPPER
    MSRP: --
    $13.05
    1
    Add To Cart
  • HOSE, Throttle Body Coolant Supply
    22548529
    HOSE, THROTTLE BODY HEAT OUTLET
    MSRP: $18.75
    $13.05
    1
    Add To Cart
  • 22548529
    HOSE, THROTTLE BODY INLET
    MSRP: $18.75
    $13.05
    1
    Add To Cart
  • Buick 22540026
    22540026
    HOSE, THROTTLE BODY HEAT
  • GASKET, Multi Port Fuel Injection Throttle Body
    Buick 22542375
    22542375
    GASKET, THROTTLE BODY
    MSRP: --
    $12.62
    1
    Add To Cart
  • Buick 25532090
    25532090
    GASKET, THROTTLE BODY
    MSRP: $11.20
    $4.47
    1
    Add To Cart
  • Buick 25098332
    25098332
    CLEANER, Air, CLEANER, AIR (COMPONENT PARTS SERVICED)(*02)
    MSRP: $291.31
    $204.46
    1
    Add To Cart
  • MODULE, Emission Control System
    Buick 88999170
    88999170
    MODULE, ENGINE CONTROL
    MSRP: $213.26
    $90.51
    1
    Add To Cart
  • Buick 88999199
    88999199
    MODULE, ENGINE CONTROL (REMANUFACTURE)
    MSRP: $209.60
    $118.12
    1
    Add To Cart
  • HARNESS, Early Fuel Evaporation
    Buick 22545172
    22545172
    HARNESS, FUEL VAPOR CANISTER(COMPONENT PARTS SERVICED)(1990)
  • Buick 24570432
    24570432
    HARNESS, FUEL VAPOR CANISTER (COMPONENT PARTS SERVICED)(1991)
  • GEAR, Speedometer Drive
    Buick 8632646
    8632646
    GEAR, SPEEDOMETER DRIVEN(10 TEETH)(MD9)(*01)
  • 94408341
    GEAR, SPEEDOMETER DRIVEN(35 TEETH)(MT2)(*01)
  • 11588711
    BOLT, HEX FLANGED HEAD (M6X1X13) 9.8 PHOSPHATE ELECTRO ORGANIC
    MSRP: $7.20
    $4.57
    1
    Add To Cart
  • 11609411
    NUT, HEXAGON W/CONICAL WASHER (M6X1) PHOSPHATE ELECTRO ORGANIC
    MSRP: $2.31
    $1.46
    10
    Add To Cart
  • 11516360
    BOLT, HEX FLANGED HEAD (M10X1.5X90) 9.8 PHOSPHATE ORGANIC
    MSRP: $5.79
    $3.68
    5
    Add To Cart
  • 11515758
    BOLT, HEX FLANGED HEAD (M8X1.25X30) 10.9 PHOSPHATE ORGANIC
    MSRP: $1.81
    $1.15
    10
    Add To Cart
  • 15714276
    SCREW, HEX WASHER HEAD,W/FLAT WASHER,SELF TAP,M4.2X1.41X18,12.5 O.D.,6010M,PLATE STEEL(AS REQUIRED)(8.977)
    • Replaced By:
      11509374
    MSRP: $3.46
    $2.52
    1
    Add To Cart
  • 1470030
    CLAMP, WORM GEAR (15.7 TO 31.8) SST
    • Replaced By:
      11610236
    MSRP: $7.19
    $4.35
    1
    Add To Cart
  • 11609970
    CLAMP, CRANKCASE VENT ELBOW (1990-91)
    MSRP: $4.43
    $2.81
    15
    Add To Cart
  • 25518880
    CLAMP, WORM GEAR HEXAGON SLOT SCREW(1/4X5/8)
    MSRP: $3.80
    $2.39
    5
    Add To Cart
  • 25518880
    CLAMP, WORM GEAR HEXAGON SLOT SCREW (.250X.625) SST BLA
    MSRP: $3.80
    $2.39
    5
    Add To Cart
  • 12337828
    SCREW, HEXAGON W/FLAT WASHER,TAP,M6.3X1.81X20,13.2 O.D.,ALUMINUM BASECOAT POINT,STEEL,PZ0R(AS REQUIRED)
    • Replaced By:
      22527475
    MSRP: $10.63
    $6.76
    10
    Add To Cart
  • 12337828
    SCREW, HEXAGON W/FLAT WASHER (M6.3X1.81X20) PHOSPHATE ZINC ORGANIC
    • Replaced By:
      22527475
    MSRP: $10.63
    $6.76
    10
    Add To Cart
  • 11508561
    SCREW, PAN HEAD TORX W/FLAT WASHER (M4.2X1.41X2) BLA
    MSRP: $18.23
    $11.58
    1
    Add To Cart
  • 11508561
    SCREW, PAN HEAD TORX W/FLAT WASHER,TAP,M4.2X2.5X20,8 O.D.,STEEL,BLACK CADMIUM PLATED(SCREW, PAN HEAD TORX W/FLAT WASHER (M4.2X1.41X2) BLA (NOT REQ))(AS REQUIRED)
    MSRP: $18.23
    $11.58
    1
    Add To Cart
  • 9438381
    HOSE, BULK 5/32X25FT(AS REQUIRED)
    MSRP: $57.44
    $34.72
    1
    Add To Cart
  • 11508600
    BOLT, HEX FLANGED HEAD (M6X1X20) 9.8 PHOSPHATE ZINC ORGANIC
    • Replaced By:
      11517518
    MSRP: $7.70
    $4.89
    1
    Add To Cart
  • Buick 11513714
    11513714
    BOLT, HEXAGON HEAD W/FLAT WASHER,SELF TAP,M6X1X13,17 O.D.,PHOSPHATE ORGANIC(AS REQUIRED)(INTERCHANGE WITH 10198541 STK USEM)
    MSRP: $5.77
    $3.65
    1
    Add To Cart
  • Buick 11514527
    11514527
    NUT, HEXAGON FLANGE (M5X.8) 9 ZINC COATED (DIPPED OR PLATED)
    MSRP: $8.93
    $5.68
    1
    Add To Cart
  • 15650655
    NUT, U SHAPE (M4.2X1.41-.065 TO 3.8 PANEL) ZINC ORGANIC
    MSRP: $5.42
    $3.45
    10
    Add To Cart
  • 15650655
    NUT, U SHAPE (M4.2X1.41) ZINC ORGANIC
    MSRP: $5.42
    $3.45
    10
    Add To Cart
  • Buick 22527587
    22527587
    CLAMP, WORM GEAR(AS REQUIRED)
    • Replaced By:
      11517127
    MSRP: $6.83
    $4.57
    1
    Add To Cart
  • Buick 9438315
    9438315
    HOSE, FUEL-OIL EVAP(AS REQUIRED)(*04)
    MSRP: $186.59
    $89.34
    1
    Add To Cart
  • Buick 10067660
    10067660
    BOLT, HEX FLANGED HEAD (M8X1.25X45) 9.8 SST
    MSRP: $6.69
    $4.25
    1
    Add To Cart
  • Buick 11507095
    11507095
    NUT, HEXAGON (M6X1X5.5) 9 PHOSPHATE ELECTRO ORGANIC
    MSRP: $0.42
    $0.39
    1
    Add To Cart
  • Buick 8639743
    8639743
    BOLT, HEXAGON W/CONICAL WASHER,M6X1X15,12.8 O.D.,9.8,PHOSPHATE ZINC ORGANIC(AS REQUIRED)
    MSRP: --
    $12.60
    1
    Add To Cart
  • 9439274
    HOSE, FUEL & OIL,7/32X25',GM-6165M(AS REQUIRED)
    MSRP: $42.54
    $28.07
    1
    Add To Cart
  • 11516344
    BOLT, HEX FLANGED HEAD (M8X1.25X65) 9.8 PHOSPHATE ORGANIC
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 1991 Buick Skylark parts. Parts like Emission Controls are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.3L, 4 Cyl 2.5L, 6 Cyl 3.3L. Model Code: 4 DOOR, CUSTOM 2 DOOR, GRAN SPORT 2 DOOR, LUXURY EDITION 4 DOOR.