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Oldsmobile 98 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Oldsmobile REPAIR SHOPS DON'T WANT YOU TO KNOW
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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about Oldsmobile 98 car and truck repair procedures including Oldsmobile 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 Oldsmobile 98 automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR Oldsmobile 98 AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported Oldsmobile 98 cars and light trucks from 1990+
Cooling Fans -> Passenger Cars Except Saturn -> METRO -> A/C Condenser Fan -> COMPONENT REPLACEMENT -> Cooling Fan, Replace -> DESCRIPTION -> Engine Cooling Fan -> Radiator Fan -> SYSTEM DIAGNOSIS & TESTING -> Thermo Switch, Replace -> TROUBLESHOOTING
Vehicle: 1992 Oldsmobile 98 Regency Touring 3.8 V6 GAS
DESCRIPTION
Radiator Fan
When ignition switch is in On position, system voltage is applied through ignition fuse to radiator fan switch. Fan switch closes when engine coolant temperature reaches 208°F. With fan switch closed, voltage is applied to radiator fan motor. Since fan motor is permanently grounded, fan operates as soon as voltage is applied. When temperature falls below 199°F, fan switch opens and voltage to fan motor is interrupted.
A/C Condenser Fan
When ignition switch is in On position, system voltage is applied to dual pressure switch through h...
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BRAKE SERVICE PROCEDURES FOR Oldsmobile 98 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Oldsmobile 98 cars and light trucks from 1990+.
Disc Brakes -> AC-Delco Single Piston Front Disc Brake (Type 2) -> Precautions
Vehicle: 1993 Oldsmobile 98 Regency 3.8 V6 GAS
- Grease or any other foreign material must be kept off the brake linings, caliper, surfaces of the disc and external surfaces of the hub, during service procedures. Handling the brake disc and caliper should be done in a way to avoid deformation of the disc and nicking or scratching brake linings.
- If inspection reveals rubber piston seals are worn or damaged, they should be replaced immediately.
- During removal and installation of a wheel assembly, exercise care so as not to interfere wi...
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FUEL FILTER REPLACEMENT PROCEDURES FOR Oldsmobile 98 AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported Oldsmobile 98 cars and light trucks sold in the U.S. for 1980+.
General Motors Corp./Saturn Passenger Cars -> Fuel Filter Replacement -> Except Aveo, Chevette 1.8L Diesel, Corvette, GTO, LaCrosse, Malibu (2004-06) & Malibu Maxx, Vibe, XLR, 2004-05 Corvette & 1998-2002 Metro & Prizm
Vehicle: 1991 Oldsmobile 98 Regency Elite 3.8 V6 GAS
Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.
Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.
After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while the v...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Oldsmobile 98 AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported Oldsmobile 98 cars and light trucks from 1990+.
CV AXLE SHAFT, Replace
Vehicle: 1994 Oldsmobile 98 Regency 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 Oldsmobile 98 AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported Oldsmobile 98 cars and light trucks from 1990+.
Alternator, Replace
Vehicle: 1991 Oldsmobile 98 Regency Elite 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 Oldsmobile 98 AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported Oldsmobile 98 cars and light trucks sold in the U.S. from 1990+.
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: 1991 Oldsmobile 98 Regency Elite 3.8 V6 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 Oldsmobile 98 AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported Oldsmobile 98 cars and light trucks from 1990+
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1993 Oldsmobile 98 Regency Touring 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 Oldsmobile 98 AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported Oldsmobile 98 cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 1993 Oldsmobile 98 Regency 3.8 V6 GAS
- Rotate tensioner counterclockwise, using a suitable tool to re...
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COMPONENT LOCATION DIAGRAMS FOR Oldsmobile 98 AUTOMOBILES
Component location diagrams for most Oldsmobile 98 cars and light trucks sold in the U.S. from 1990+.
LH Rear Of Engine Diagram for 1992 Oldsmobile 98 Regency Touring 3.8 V6 GAS Components on diagram: |
Behind Center of I/P Diagram for 1994 Oldsmobile 98 Regency Elite 3.8 V6 GAS Components on diagram: |
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WIRING DIAGRAMS FOR Oldsmobile 98 AUTOMOBILES
OEM drawn wiring diagrams for most Oldsmobile 98 cars and light trucks sold in the U.S.
1993 Oldsmobile 98 Regency Touring 3.8 V6 GAS Wiring Diagram Components on diagram: |
1988 Oldsmobile 98 Regency 3.8 V6 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR Oldsmobile 98 AUTOMOBILES
OEM TSB listings for most Oldsmobile 98 cars and light trucks sold in the U.S. from 1985+.
Document: GM TECHNICAL ASSISTANCE INFORMATION FORM - REVISED Vehicle: 1985 Oldsmobile 98 Regency Brougham 4.3 V6 DIESEL Auto Systems: |
Document: P/S - REDUCED ASSIST/COLD - SPECIAL POL Vehicle: 1986 Oldsmobile 98 Regency 3.8 V6 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR Oldsmobile 98 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 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 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 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 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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