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1998 Cadillac Seville CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Cadillac REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
A/C & HEATER SERVICE PROCEDURES FOR 1998 Cadillac Seville AUTOMOBILES
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 1998 Cadillac Seville STS 4.6 V8 GAS
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BRAKE SERVICE PROCEDURES FOR 1998 Cadillac Seville AUTOMOBILES
Power Brake Units -> Troubleshooting -> Brakes Grab -> Hard Pedal/Brakes Inefficient -> Slow Or No Release
Vehicle: 1998 Cadillac Seville SLS 4.6 V8 GAS
Brakes Grab
- Contaminated, worn or faulty brake linings.
- Drum or brake rotor out of round.
- Faulty brake booster.
Hard Pedal/Brakes Inefficient
- Contaminated, glazed or faul...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1998 Cadillac Seville AUTOMOBILES
General Motors Corp./Saturn Passenger Cars -> Fuel Filter Scheduled Maintenance -> 1980-06 Gasoline Engine Models Except Catera, LeMans (1988-93) Metro, Nova (1985-88), Saturn & Sprint -> Normal Service -> Severe Service
Vehicle: 1998 Cadillac Seville SLS 4.6 V8 GAS
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1998 Cadillac Seville AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1998 Cadillac Seville SLS 4.6 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 axle nut and washer.
- Remove ball joint pinch bolt, then using a suitable pry bar, separate ball joint from knuckle.
- Remove drive axle from hub and bearing assembly using front hub spindle remover t...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1998 Cadillac Seville AUTOMOBILES
Starter, Replace
Vehicle: 1998 Cadillac Seville SLS 4.6 V8 GAS
If shims are used between starter and engine block, they should be placed in original position during installation. If starter is noisy during cranking, remove double .015 inch shim or add .015 inch shim at outer bolt only. If high pitched whine is observed a...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 1998 Cadillac Seville AUTOMOBILES
Cabin Air Filter Service -> General Motors Corp./Saturn -> 1997-2004 Seville
Vehicle: 1998 Cadillac Seville STS 4.6 V8 GAS
Under normal operating conditions the cabin air filter should be replaced every 15,000 miles. In dusty areas change the cabin air filter more often.
- Place the ignition switch in the Off position, then remove the SIR (Supplemental Inflatable Restraint) fuse from the rear fuse panel. On 1997 models, the rear fuse panel is located in the luggage compartment. On 1998-2004 models, the rear fuse panel is located under the rear seat.
- On all models, remove the two retaining screws from the rear edge of the lefthand sound insulator.
- Push in on the snap tabs to release the insulator.
- Discon...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1998 Cadillac Seville 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: 1998 Cadillac Seville STS 4.6 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 1998 Cadillac Seville AUTOMOBILES
Radiator, Replace
Vehicle: 1998 Cadillac Seville STS 4.6 V8 GAS
- Raise and support vehicle.
- Remove lower air dam and drain cooling system.
- Install lower air dam and lower vehicle.
- Remove upper tie bar.
- Disconnect cooling fan electrical connectors.
- Remove left and righthand cooling fans.
- Disconnect coolant level sensor electrical connec...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1998 Cadillac Seville AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1998 Cadillac Seville SLS 4.6 V8 GAS
- Rotate drive belt tensioner mechanism upward, away from drive ...
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COMPONENT LOCATION DIAGRAMS FOR 1998 Cadillac Seville AUTOMOBILES
Component location diagrams for most 1998 Cadillac Seville cars and light trucks sold in the U.S. from 1990+.
Front Center Of Engine Compartment Diagram for 1998 Cadillac Seville STS 4.6 V8 GAS Components on diagram: |
RH Lower Corner Of Engine Compartment Diagram for 1998 Cadillac Seville STS 4.6 V8 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 1998 Cadillac Seville AUTOMOBILES
OEM drawn wiring diagrams for most 1998 Cadillac Seville cars and light trucks sold in the U.S.
1998 Cadillac Seville STS 4.6 V8 GAS Wiring Diagram Components on diagram: |
1998 Cadillac Seville STS 4.6 V8 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1998 Cadillac Seville AUTOMOBILES
OEM TSB listings for most 1998 Cadillac Seville cars and light trucks sold in the U.S. from 1985+.
Document: Revised General Motors New Vehicle Tire Warranty Program Vehicle: 1998 Cadillac Seville SLS 4.6 V8 GAS Auto Systems: |
Document: New Website for AFIT, TPM, and VDR Updates Vehicle: 1998 Cadillac Seville SLS 4.6 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1998 Cadillac Seville AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1998 Cadillac Seville 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 1998 Cadillac Seville 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 1998 Cadillac Seville 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 1998 Cadillac Seville 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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