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1994 Oldsmobile 98 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Oldsmobile REPAIR SHOPS DON'T WANT YOU TO KNOW
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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

A/C & HEATER SERVICE PROCEDURES FOR 1994 Oldsmobile 98 AUTOMOBILES
Component Replacement & Adjustment -> Bonneville, Eighty-Eight, LeSabre, Ninety-Eight & Park Avenue -> EVAPORATOR CORE, REPLACE -> LESABRE, BONNEVILLE, EIGHTY-EIGHT & NINETY-EIGHT -> PARK AVENUE
Vehicle: 1994 Oldsmobile 98 Regency Elite 3.8 V6 GAS
PARK AVENUE
Brazed fittings are used on the condenser and evaporator. These fittings cannot be turned. It is important that the service technician recognize which fitting is to be turned and use back-up wrenches. The brazed fitting that should not be turned is always the same color as the pipe it is brazed to.
- Disconnect battery ground cable.
- Recover system refrigerant, then remove vacuum tank.
- Remove rear sight shield, then disconnect positive battery booster cable from underhood fuse block.
- Remove underhood fuse block from relay br...
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BRAKE SERVICE PROCEDURES FOR 1994 Oldsmobile 98 AUTOMOBILES
Drum Brakes -> Type 8 -> DESCRIPTION
Vehicle: 1994 Oldsmobile 98 Regency 3.8 V6 GAS
This brake assembly is of an advanced design. It operates with fewer parts, but is equal to other drum brake systems in performance. In thi...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1994 Oldsmobile 98 AUTOMOBILES
General Motors Corp./Saturn Passenger Cars -> Component Locations -> Electra (1985-90), Park Avenue (1991-98), LeSabre (1999-86), DeVille (1985-05), CTS, DTS, Fleetwood (1985-92), 88 (1999-86), 98 (1985-96), LSS, Regency, Bonneville (1987-05) & STS (2005-06)
Vehicle: 1994 Oldsmobile 98 Regency 3.8 V6 GAS
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1994 Oldsmobile 98 AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1994 Oldsmobile 98 Regency Elite 3.8 V6 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 brake caliper from steering knuckle and suspend caliper assembly.
- Remove rotor from hub and bearing assembly, then stabilizer shaft or link from control arm.
- Remove ball joint from steering knuckle.
- Remove drive axle from transaxle using axle shaft remover tool No. J-33008, a...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1994 Oldsmobile 98 AUTOMOBILES
Alternator, Replace
Vehicle: 1994 Oldsmobile 98 Regency 3.8 V6 GAS
- Disconnect battery ground cable.
- Remove drive belt.
- Remove engine cover.
- Remove rear pencil brace bolts.
- Remove brace.
- Remove alternator mounting bolts.
- Remove output terminal nut.
- Disconnect electrical connector.
- Remove alternat...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1994 Oldsmobile 98 AUTOMOBILES
General Motors Corp./Saturn Cars -> Active Handling System Warning Lamp ->
Vehicle: 1994 Oldsmobile 98 Regency Elite 3.8 V6 GAS
This lamp should light for a approximately 6-8 seconds when the ignition is turned on as a bulb check. The lamp will also come on as the system is...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1994 Oldsmobile 98 AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1994 Oldsmobile 98 Regency 3.8 V6 GAS
Lower
- Drain cooling system into a suitable container.
- Reposition hose clamp from radiator using hose clamp pliers.
- Remove radiator outlet hose from radiator.
- Reposition hose clamp from water pump housing using hose clamp pliers.
- Remove radiator outlet hose from water pump housing and from vehicle.
- Reverse procedure to i...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1994 Oldsmobile 98 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1994 Oldsmobile 98 Regency 3.8 V6 GAS
- Rotate tensioner counterclockwise, using a suitable tool to re...
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COMPONENT LOCATION DIAGRAMS FOR 1994 Oldsmobile 98 AUTOMOBILES
Component location diagrams for most 1994 Oldsmobile 98 cars and light trucks sold in the U.S. from 1990+.
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![]() Components on diagram: |
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WIRING DIAGRAMS FOR 1994 Oldsmobile 98 AUTOMOBILES
OEM drawn wiring diagrams for most 1994 Oldsmobile 98 cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1994 Oldsmobile 98 AUTOMOBILES
OEM TSB listings for most 1994 Oldsmobile 98 cars and light trucks sold in the U.S. from 1985+.
Document: Car and Truck Fix It Right the First Time Issues Vehicle: 1994 Oldsmobile 98 Regency 3.8 V6 GAS Auto Systems: |
Document: Bumps or Rust Colored Spots in Paint Due to Rail or Iron Dust Vehicle: 1994 Oldsmobile 98 Regency 3.8 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1994 Oldsmobile 98 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1994 Oldsmobile 98 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 1994 Oldsmobile 98 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 1994 Oldsmobile 98 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 1994 Oldsmobile 98 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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