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1990 Cadillac Fleetwood CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Cadillac REPAIR SHOPS DON'T WANT YOU TO KNOW
Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!Select Section
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- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1990 Cadillac Fleetwood car and truck
repair procedures including Cadillac engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your Cadillac Fleetwood automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 1990 Cadillac Fleetwood AUTOMOBILES
A/C & Cooling System Maintenance -> General Motors Corp. -> Buick Estate Wagon & Roadmaster, Cadillac Brougham, Chevrolet Caprice & Impala SS, Oldsmobile Custom Cruiser & 1993-96 Cadillac Fleetwood
Vehicle: 1990 Cadillac Fleetwood Brougham 5.7 V8 GAS
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BRAKE SERVICE PROCEDURES FOR 1990 Cadillac Fleetwood AUTOMOBILES
DISC BRAKES, GENERAL MOTORS -> General Information -> BRAKE DISC SERVICE
Vehicle: 1990 Cadillac Fleetwood Brougham 5.0 V8 GAS
Servicing of disc brakes is extremely critical due to the close tolerances required in machining the brake disc to insure proper brake operation.
The maintenance of these close controls of the shape of the rubbing surfaces is necessary to prevent brake roughness. In addition, the surface finish must be non-directional and maintained at a micro inch finish. This close control of the rubbing surface finish is necessary to avoid pulls and erratic performance, and to promote long lining life and equal lining wear of both left and right brakes.
In light of the foregoing remarks, ref...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1990 Cadillac Fleetwood AUTOMOBILES
General Motors Corp./Saturn Passenger Cars -> Component Locations -> Brougham (1985-92), Deville (1980-84), Fleetwood (1993-96 & 1980-84) Gasoline Fuel Injected Engines
Vehicle: 1990 Cadillac Fleetwood Brougham 5.7 V8 GAS
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1990 Cadillac Fleetwood AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1990 Cadillac Fleetwood 60 Special 4.5 V8 GAS
- Raise and support vehicle, then remove tire and wheel assembly.
- Install a brass drift or a screwdriver to prevent rotor from turning.
- Remove shaft nut and washer.
- Remove lower ball joint cotter and nut, then loosen ball joint using ball joint separator tool No. J-29330. If removing right axle, turn wheel to left, if removing left axle, turn wheel to right.
- Separate joint by using a pry bar between suspension support and lower control arm.
- Pull out on lower knuckle area and with a plastic or rubber malle...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1990 Cadillac Fleetwood AUTOMOBILES
Starter, Replace
Vehicle: 1990 Cadillac Fleetwood Brougham 5.0 V8 GAS
If shims are used between starter and engine block, they should be placed in their original location during installation.
- Disconnect battery ground cable.
- Raise and support vehicle.
- Remove starter to engine brace and starter he...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1990 Cadillac Fleetwood AUTOMOBILES
General Motors Corp./Saturn Cars -> Check Engine Or Service Now Soon Engine Indicator Lamps (Gasoline Engines w/Electronic Engine Controls Or EFI) -> Except LeMans, Metro, Prizm, Storm & Vibe
Vehicle: 1990 Cadillac Fleetwood Brougham 5.7 V8 GAS
The Check Engine lamp should light when the ignition is turned On. When the engine is started, the lamp should go off. If the lamp remains on for 10 seconds or constantly after the engine is started, the self diagnosis system has detected a fault condition and has stored a code in the system Electronic Control Module (ECM) or Powertrain Control Module (PCM). After diagnosis and repair, the ECM memory can be cleared of codes as follows:
On models except Cadillac with DEFI, remove the ECM/PCM fuse or disconnect the battery ground cable for approximately 30...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1990 Cadillac Fleetwood AUTOMOBILES
Radiator, Replace
Vehicle: 1990 Cadillac Fleetwood Brougham 5.0 V8 GAS
- Disconnect battery ground cable.
- Remove air intake duct and air cleaner resonator.
- Drain coolant from cooling system into a suitable container.
- Disconnect engine cooling fan electrical connectors, remove fasteners and remove cooling fan.
- Disconnect upper and lower transmission oil cooler lines from radiator. Plug transmission oil cooler lines.
- Remo...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1990 Cadillac Fleetwood AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1990 Cadillac Fleetwood 4.5 V8 GAS
- Disable airbag system.
- Rotate belt tensioner upward from drive bel...
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COMPONENT LOCATION DIAGRAMS FOR 1990 Cadillac Fleetwood AUTOMOBILES
Component location diagrams for most 1990 Cadillac Fleetwood cars and light trucks sold in the U.S. from 1990+.
 Seat Memory Module Diagram for 1990 Cadillac Fleetwood 60 Special 4.5 V8 GASComponents on diagram: |
 Electronic Level Control Components Location Diagram for 1990 Cadillac Fleetwood 4.5 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 1990 Cadillac Fleetwood AUTOMOBILES
OEM drawn wiring diagrams for most 1990 Cadillac Fleetwood cars and light trucks sold in the U.S.
 1990 Cadillac Fleetwood 4.5 V8 GAS Wiring DiagramComponents on diagram: |
 1990 Cadillac Fleetwood Brougham 5.0 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1990 Cadillac Fleetwood AUTOMOBILES
OEM TSB listings for most 1990 Cadillac Fleetwood cars and light trucks sold in the U.S. from 1985+.
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Document: Car and Truck Fix It Right the First Time Issues Vehicle: 1990 Cadillac Fleetwood 4.5 V8 GAS Auto Systems: |
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Document: GM TIRE WARRANTY PROGRAM CLAIMS GOODWILL GUIDELINES - REVISED Vehicle: 1990 Cadillac Fleetwood 4.5 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1990 Cadillac Fleetwood AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1990 Cadillac Fleetwood cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 1990 Cadillac Fleetwood cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 1990 Cadillac Fleetwood cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 1990 Cadillac Fleetwood cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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