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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 -> 1993 FLEETWOOD -> COMPONENT REPLACEMENT -> COOLANT FAN, REPLACE -> DESCRIPTION -> Less Heavy Duty Cooling System -> SYSTEM DIAGNOSIS & TESTING -> With Heavy Duty Cooling System
Vehicle: 1993 Oldsmobile 98 Regency Touring 3.8 V6 GAS
DESCRIPTION
The primary and secondary coolant fans are turned on and off by the ECM based on inputs from A/C head pressure, engine coolant temperature, vehicle speed and A/C request signals.
The primary cooling fan is turned On when vehicle speed is below 35 mph, diagnostic trouble codes (DTC) 14 or 15 are present, coolant temperature is greater than 226°F or high A/C pressure is indicated.
The secondary cooling fan is controlled by the ECM through the engine coolant temperature sensor. The A/C cooling fan switch, on the A/C high pressure line, is grounded whe...
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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, GENERAL MOTORS -> General Information -> GENERAL PRECAUTIONS
Vehicle: 1990 Oldsmobile 98 Regency Touring 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 interfer...
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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 -> 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: 1992 Oldsmobile 98 Regency 3.8 V6 GAS
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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: 1990 Oldsmobile 98 Regency Brougham 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+.
Starter, Replace
Vehicle: 1994 Oldsmobile 98 Regency Elite 3.8 V6 GAS
When removing starter, note if any shims are used between the starter and mounting surface. If shims are found, reinstall in original locations.
If starter is noisy during cranking, remove one .015 inch double shim or add one .015 inch single shim to the outer bolt. If starter makes a high pitched whine after engine start, add .01...
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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 -> Low Coolant Lamp ->
Vehicle: 1990 Oldsmobile 98 Regency Touring 3.8 V6 GAS
This lamp should light when engine coolant level in the radiator drops below a predetermined le...
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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+
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1993 Oldsmobile 98 Regency Touring 3.8 V6 GAS
Inlet
- Drain cooling system into a suitable container.
- Reposition heater hose inlet clamp at water outlet using hose clamp pliers.
- Remove heater inlet hose from water outlet.
- Reposition heater core inlet hose clamp at heater core using hose clamp pliers.
- Remove hose 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: 1996 Oldsmobile 98 Regency Elite 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+.
Steering Wheel Pad Switch & Electronics Module Diagram for 1989 Oldsmobile 98 Regency Brougham 3.8 V6 GAS Components on diagram: |
RH Front Of Engine Diagram for 1995 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.
1987 Oldsmobile 98 Regency 3.8 V6 GAS Wiring Diagram Components on diagram: |
1994 Oldsmobile 98 Regency Elite 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: CHEMICAL STAINING OF CHROME WHEELS - REVISED Vehicle: 1987 Oldsmobile 98 Regency Brougham 3.8 V6 GAS Auto Systems: |
Document: MODULE/LOW COOLANT - ELEC DIAGNOSTICS - S/M OMISSION Vehicle: 1989 Oldsmobile 98 Regency Touring 3.8 V6 GAS Auto Systems: |
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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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