Emission Controls fit your 1990 Cadillac Fleetwood

My Vehicle Change Vehicle

1990 Cadillac Fleetwood

8 Cyl 4.5L MFI; 4-Speed Automatic Transmission, THM440-T4/4T60

My Vehicle Change Vehicle

1990 Cadillac Fleetwood

8 Cyl 4.5L MFI; 4-Speed Automatic Transmission, THM440-T4/4T60

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Fuel System, Exhaust, Emission System

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Transmission - Automatic

Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors

Parts Questions

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Recommended

Part No. & Part Description

Price

Part No. &
Part Description

SENSOR, Computer Control Sensors

15326386
SENSOR, COOLANT TEMPERATURE
MSRP: $49.72
$26.35
1
Add To Cart
12219931
SENSOR, MAP
MSRP: $150.26
$63.12
1
Add To Cart
25036751
SENSOR, MANIFOLD AIR TEMPERATURE
MSRP: $74.29
$42.68
1
Add To Cart
19211435
SENSOR, EXHAUST OXYGEN
MSRP: $160.42
$67.38
1
Add To Cart

11589290
RETAINER, Air Cleaner Intake, RETAINER, AIR CLEANER HOUSING (1.276)
MSRP: $4.62
$2.93
15
Add To Cart

25511809
GASKET, Air Cleaner and Silencer, GASKET, AIR CLEANER & SILENCER
MSRP: $12.44
$8.32
10
Add To Cart

6487779
VALVE, Engine Crankcase, VALVE, CRANKCASE VENT (CV774C)
MSRP: $17.64
$9.35
10
Add To Cart

1646969
GASKET, Multi Port Fuel Injection Throttle Body, GASKET, THROTTLE BODY
MSRP: $11.58
$4.86
1
Add To Cart

22505116
CLAMP, Emission System, CLAMP, CATALYTIC CONVERTER AIR INJECTION PIPE
MSRP: --
$7.83
1
Add To Cart

12337892
BOLT, Inflatable Restraint System, BOLT, U NUT & STUD (M5X.8X10)(3.671)

88999226
MODULE, Body Multifunction Electric Computer, MODULE,BODY CONTROL
MSRP: $221.42
$118.77
1
Add To Cart

14076493
SPACER, Air Injection Reactor Pump and Multi-Function Air Compressor, SPACER, AIR INJECTION PUMP PULLEY
MSRP: --
$13.05
1
Add To Cart

1629275
STUD, Air Cleaner and Silencer, STUD, AIR CLEANER
MSRP: --
$13.05
1
Add To Cart

1641739
HOSE, Air Injection Reactor Pump and Multi-Function Air Compressor, HOSE, AIR INJECTION PUMP
MSRP: --
$13.05
1
Add To Cart

PIPE, Early Fuel Evaporation

1646958
PIPE, FUEL VAPOR CANISTER PURGE
MSRP: $18.75
$13.05
1
Add To Cart
1648749
PIPE, FUEL VAPOR CANISTER PURGE

VALVE, Emission Control System

19210671
VALVE, EGR
MSRP: $158.32
$76.26
1
Add To Cart
1986905
REGULATOR, VACUUM
MSRP: $113.90
$59.65
1
Add To Cart
17090215
VALVE, SECONDARY AIR INJECTION BYPASS
1997202
VALVE, EGR VACUUM REGULATOR SOLENOID
22040899
VALVE, AIR ENGINE CHECK
22050642
VALVE, CATALYTIC CONVERTER AIR INJECTION CHECK

19259030
ELEMENT, Air Cleaner Intake, ELEMENT (A1096C)(*02)
MSRP: $19.42
$10.83
1
Add To Cart

88999176
MODULE, Emission Control System, MODULE, ENGINE CONTROL
MSRP: $232.27
$99.44
1
Add To Cart

10042864
BOLT, Emission Control System, BOLT, AIR INJECTION CONTROL VALVE PIPE (1.062)

11509140
BOLT, BOLT, (M10X1.5X95) 10.9 PLAIN

12079390
HARNESS, Chassis Wiring, HARNESS, INSTRUMENT PANEL WIRING (W/C50,U23)

12091897
HARNESS, Engine Wiring, HARNESS, ENGINE WIRING

PIPE, Emission System

1626822
PIPE, CATALYTIC CONVERTER CHECK VALVE TO CATALYTIC CONVERTER
1646956
PIPE, AIR INJECTION ENGINE
1649415
PIPE, AIR INJECTION CONTROL VALVE

1631225
BRACKET, Steering Pump Mounting, BRACKET, P.S. PUMP & DOOR BELT TENSION SUPPORT

1631849
NUT, NUT, AIR CLEANER TO FNDR WELD STUD

1634985
ELBOW, Engine Crankcase Ventilation, ELBOW,PCV VALVE

1639803
SUPPORT, Air Cleaner, SUPPORT, AIR CLEANER REAR(*02)

1640145
PULLEY, Air Injection Reactor Pump and Multi-Function Air Compressor, PULLEY, AIR INJECTION PUMP

HOSE, Emission System

1641708
HOSE, EGR VALVE VACUUM
1641718
HOSE, AIR INJECTION CONTROL VALVE DIVERTER
1648743
HOSE, AIR INJECTION ENGINE CHECK VALVE
1648745
HOSE, AIR INJECTION CONTROL VALVE UPPER
3523286
HOSE, EGR VALVE VACUUM THROTTLE BDY TO SOLENOID

1641897
HOSE, Early Fuel Evaporation, HOSE, FUEL VAPOR CANISTER PURGE

1643079
DUCT, Air Cleaner Intake, DUCT, AIR INTAKE FRONT(*02)

1645230
NUT, Air Cleaner Intake, NUT, AIR INTAKE DUCT FRONT

1646898
GASKET, Emission System, GASKET, EGR VALVE

1646952
HARNESS, Emission System, HARNESS, AIR INJECTION CONTROL VALVE VACUUM

BRACKET, Early Fuel Evaporation

1648741
BRACKET, FUEL VAPOR CANISTER PURGE PIPE FRONT
1648742
BRACKET, FUEL VAPOR CANISTER PURGE PIPE REAR

17087240
VALVE, Fuel Tank Evaporator/Purge Control, VALVE, FUEL VAPOR CANISTER CONTROL

17092109
CANISTER, Fuel Tank Evaporator/Purge Control, CANISTER,EVAP EMISSION(*02)

25097779
HOUSING, Air Cleaner To Carb/Throttle Body Mounting, HOUSING, AIR CLEANER(*02)

25098338
COVER KIT, Air Cleaner Intake, COVER KIT(*02)

BRACKET, Emission Control System

25530108
BRACKET, ECM(3.672)
25530109
BRACKET, ECM
3521037
BRACKET, AIR INJECTION CONTROL VALVE

25532429
COVER, Air Cleaner Intake, COVER, FRONT AIR INTAKE OPENING(*02)

25537411
BRACKET, Body Multifunction Electric Computer, BRACKET, BCM REAR MOUNT

26006809
PUMP, Air Injection Reactor Pump and Multi-Function Air Compressor, PUMP, AIR INJECTION

3521076
BRACKET, Computer Control Sensors, BRACKET, MAP SENSOR

3521078
HOSE, Engine Crankcase Ventilation, HOSE, CRANKCASE VENT VALVE

3525426
BRACKET, Air Injection Reactor Pump and Multi-Function Air Compressor, BRACKET, AIR INJECTION PUMP

11570082
BOLT, HEX FLANGED HEAD (M8X1.25X25) 10.9 PHOSPHATE ORGANIC
MSRP: $7.79
$4.95
10
Add To Cart

11517996
NUT, HEX FLANGED HEAD (M10X1.5) ZINC ORGANIC
MSRP: $7.19
$4.57
1
Add To Cart

11514597
NUT, HEX FLANGED HEAD (M10X1.5) PHOSPHATE ORGANIC
MSRP: $8.20
$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

12338017
CLAMP, WORM GEAR (28.6 TO 76.2)
MSRP: $8.19
$5.47
5
Add To Cart

15714276
BOLT , HEXAGON W/FLAT WASHER (M4.2X1.41X16) NIC ORG
- Replaced By:
  11509374
MSRP: $3.46
$2.52
1
Add To Cart

11609970
CLAMP, WORM TYPE (.30 TO .87) SST
MSRP: $4.43
$2.81
15
Add To Cart

25518880
CLAMP, WORM GEAR (.250 TO .625)
MSRP: $3.80
$2.39
5
Add To Cart

3907444
NUT (.380 SQUARE HOLE.250 HEAD.625 SQUARE) NYLON
MSRP: $6.91
$4.38
1
Add To Cart

12337828
SCREW, SEMS HEXAGON W/FLAT WASHER (M6.3X1.81X20) PHOSPHATE ZINC ORGANIC
- Replaced By:
  22527475
MSRP: $10.63
$6.76
10
Add To Cart

1640810
SCREW, HEX WASHER HEAD (M4.2X1.41X25 (10.783)
MSRP: $3.46
$2.20
20
Add To Cart

25526358
CLAMP, SPRG BAND (14.2MM) PHOSPHATE ORGANIC
MSRP: $7.98
$5.07
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

11514527
NUT, HEXAGON FLANGE (M5X0.8) 9 ZINC
MSRP: $8.93
$5.68
1
Add To Cart

12337995
NUT, HEXAGON (M8X1.25X7.8) PHOSPHATE
MSRP: $5.42
$3.45
1
Add To Cart

12548430
TUBING, STEEL (1/4)(3.358)
MSRP: $65.28
$34.60
1
Add To Cart

9438257
HOSE, (1/4"X24')
MSRP: $93.30
$59.30
1
Add To Cart

9438383
HOSE, FUEL OIL EVAP (5/8)
MSRP: $51.30
$32.60
1
Add To Cart

11504978
NUT, U SHAPE MULTI THRD SPRING (M6X1) ZINC ORGANIC
MSRP: $4.60
$2.92
1
Add To Cart

11514766
BOLT, HEXAGON (M8X1.25X25) 10.9 PHOSPHATE
MSRP: $4.03
$2.56
10
Add To Cart

3532281
SCREW, HEXAGON W/FLAT WASHER (M4.2X1.41X45) PHOSPHATE ORGANIC

554665
CLIP (SAE NO 1060 OR NO 1070)

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 1990 Cadillac Fleetwood 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: 8 Cyl 4.5L. Model Code: 2 DOOR, 4 DOOR, 60 SPECIAL 4 DOOR, CONVERSION.