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Parts found for 1991 Buick Lesabre > Fuel System, Exhaust, Emission System > Emission Controls

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  •  
    ADAPTER, Emission System Make Sure These Fit  
  • GM 25530446
    ADAPTER, THROTTLE BODY & EGR VALVE
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  • GM 25532503
    ADAPTER, EGR VALVE TO THROTTLE BODY ADAPTER
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  •  
    BOLT, Distributor (also Knock Sensor) Make Sure These Fit  
  • GM 25526395
    BOLT, FUEL & IGNITION CAM SENSOR TO FRONT COVER
    $9.76
    $5.47
    Ships in 1-3 Business Days
  • GM 12537114
    BOLT, CRANKSHAFT POSITION SENSOR BRACKET
    $1.16
    $0.65
    Ships in 1-3 Business Days
  •  
    GASKET, Multi Port Fuel Injection Throttle Body Make Sure These Fit  
  • GM 25529581
    GASKET, THROTTLE BODY & EGR VALVE ADAPTER (THREE BOLT HOLE)
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    $9.64
    Ships in 1 Business Day
  • GM 25532324
    GASKET, THROTTLE BODY (TWO BOLT HOLE)
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  • GM 24500382
    GASKET, THROTTLE BODY COOLANT OUTLET PIPE
    $8.30
    $6.23
    Ships in 1-3 Business Days
  •  
    GROMMET, Engine Crankcase Make Sure These Fit  
  • GM 25536368
    GROMMET, CRANKCASE VENT VALVE
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  • GM 1381487
    GROMMET, INTAKE MANIFOLD CRANKCASE VENT VALVE
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    $7.04
  •  
    PIPE, Throttle Body Coolant Supply Make Sure These Fit  
  • GM 25533986
    PIPE, THROTTLE BODY COOLANT INLET (CMPTS SERVICE)
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  • GM 24501035
    PIPE, THROTTLE BODY HEAT OUTLET(CMPTS SERVICE)
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  •  
    RELAY, A/C Electrical Make Sure These Fit  
  • GM 25530733
    RELAY, A.C. COMPRESSOR
    $17.56
    $9.82
    Ships in 1-3 Business Days
  • GM 25530731
    RELAY, A.C. COMPRESSOR (1988-89)
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  • GM 25530731
    RELAY, BLOWER MOTOR
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  • GM 25553347
    RELAY, A/C COMPRESSOR (1990-91)(2.815)
    $14.88
    $8.32
    Ships in 1-3 Business Days
  •  
    SEAL, Throttle Body Coolant Supply Make Sure These Fit  
  • GM 25533988
    SEAL, O RING THROTTLE BODY INLET PIPE TO INTAKE
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  • GM 25533989
    SEAL, THROTTLE BODY OUTLET & INTAKE PIPE
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    $6.99
    Ships in 1-3 Business Days
  •  
    SENSOR, Computer Control Sensors Make Sure These Fit  
  • GM 15326386
    SENSOR, COOLANT TEMPERATURE
    $34.78
    $19.45
  • GM 19211437
    SENSOR, EXHAUST OXYGEN
    $29.47
    $16.49
  •  
    SENSOR, Distributor (also Knock Sensor) Make Sure These Fit  
  • GM 25530325
    SENSOR, CAMSHAFT POSITION
    $70.71
    $39.54
    Ships in 1-3 Business Days
  • GM 10456019
    SENSOR, ELECTRONIC SPARK CONTROL KNOCK
    $100.02
    $55.94
    Ships in 1-3 Business Days
  • GM 12537111
    SENSOR, CRANKSHAFT POSITION
    $78.46
    $43.88
    Ships in 1-3 Business Days
  •  
    Standard Parts Make Sure These Fit  
  • GM 10067660
    BOLT, HEX FLANGED HEAD (M8X1.25X45) 9.8 SST (1988-90)
    $8.45
    $5.40
  • GM 11508233
    BOLT, HEX WASHER HEAD (M4.2X1.41X25) PHOSPHATE ZINC ORGANIC
    Replaced by: 11609489
    $1.09
    $0.69
    Ships in 1-2 Business Days
  • GM 11508039
    BOLT, HEXAGON (M10X1.5X65) 10.9 PHOSPHATE ORGANIC
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  • GM 11509192
    BOLT, HEXAGON W/CONICAL WASHER (M5X.8X16) 9.8 PHOSPHATE
    $4.66
    $2.96
  • GM 11508040
    BOLT, HEXAGON W/CONICAL WASHER (M8X1.25X25) 9.8 PHOSPHATE ELECTRO ORGANIC
    $7.99
    $5.10
    Ships in 1-3 Business Days
  • GM 25518880
    CLAMP, WORM GEAR (.250 TO .625) SST BLA
    $2.87
    $1.81
  • GM 22527587
    CLAMP, WORM GEAR (1/2 TO 13/16) SST BLA
    Replaced by: 11517127
    $4.38
    $2.95
    Ships in 1-3 Business Days
  • GM 9438257
    $76.65
    $48.93
    Ships in 1-3 Business Days
  • GM 3907444
    $1.85
    $1.19
    Ships in 1-2 Business Days
  • GM 11514596
    NUT, HEX FLANGED HEAD (M8X1.25) 10 PHOSPHATE ELECTRO ORGANIC
    $4.54
    $2.89
  • GM 11507095
    NUT, HEXAGON (M6X1) 9 PHOSPHATE ELECTRO ORGANIC
    $0.41
    $0.26
    Ships in 1-3 Business Days
  • GM 11514527
    NUT, HEXAGON FLANGE (M5X.8) 9 ZINC
    $4.66
    $2.96
    Ships in 1-3 Business Days
  • GM 19188397
    $1.48
    $0.83
    Ships in 1-3 Business Days
  • GM 52450548
    $2.84
    $1.59
    Ships in 1-3 Business Days
  • GM 11515203
    SCREW, HEX FLANGED HEAD (M6X1X16) PHOSPHATE ELECTRO ORGANIC
    $4.88
    $3.11
    Ships in 1-3 Business Days
  • GM 12337828
    SCREW, HEXAGON W/FL WASHER (M6.3X1.81X20) 6010M PHOSPHATE ZINC ORGANIC
    Replaced by: 22527475
    $1.08
    $0.68
  • GM 12548430
    TUBING, BRAKE,1/4" X 16 FT ROLL,STEEL(FUEL VAPOR (1/4) STEEL (8.964))(AS REQUIRED)
    $45.11
    $28.80
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the lowest prices for genuine 1991 Buick Lesabre 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. Model Code: 2 DOOR, CUSTOM 4 DOOR, LIMITED 2 DOOR, LIMITED 4 DOOR.
 
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This part contains hazardous material.

This part is a packaged part and contains multiple quantities of: (Pack Qty: 4)

This part is a packaged part and contains multiple quantities of the same item. In an effort to simplify packaging GM will sometimes include multiple parts in a package.