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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1990 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 1990 Oldsmobile 98 automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 1990 Oldsmobile 98

  • 1990 Oldsmobile 98 Regency 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:C
  • 1990 Oldsmobile 98 Regency Brougham 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:C
  • 1990 Oldsmobile 98 Regency Touring 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:C

BRAKE SERVICE PROCEDURES FOR 1990 Oldsmobile 98 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Oldsmobile 98 cars and light trucks from 1990+.

DISC BRAKES, GENERAL MOTORS -> General Information -> BRAKE SHOES, LININGS & CALIPERS
Vehicle: 1990 Oldsmobile 98 Regency 3.8 V6 GAS

Remove wheels and inspect brake disc, caliper and linings. The wheel bearings should be inspected at this time and repacked if necessary. Do not get any grease on the linings.

Do not replace individual pads or replace pads on one wheel of an axle set alone, as braking performance will be adversely affected.

If a visual inspection does not ade...

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BRAKE SERVICE PROCEDURES FOR 1990 Oldsmobile 98 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Oldsmobile 98 cars and light trucks from 1990+.

HYDRAULIC BRAKE SYSTEM, GENERAL MOTORS -> COMPONENT DESCRIPTION -> BRAKE DISTRIBUTION VALVE & SWITCH -> BRAKE WARNING LAMP SWITCHES -> COMBINATION VALVE -> Failure Warning Switch -> Fluid Level Sensor -> Metering Valve -> Proportioning or Pressure Control Valve -> Testing Warning Lamp Operation
Vehicle: 1990 Oldsmobile 98 Regency Touring 3.8 V6 GAS

BRAKE WARNING LAMP SWITCHES

There are four basic types of brake warning lamp switches as shown,Figs. through . When a pressure differential occurs between the front and rear brake systems, the valves will shuttle toward the side with the low pressure.

In the switch shown inFig. , movement of the differential valve forces the switch plunger upward over the tapered shoulder of the valve to close the switch contacts and light the dual brake warning lamp, signaling a brake system failure.

InFig. , the valve assembly consists of two valves in a common bore that are spring loaded ...

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BRAKE SERVICE PROCEDURES FOR 1990 Oldsmobile 98 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Oldsmobile 98 cars and light trucks from 1990+.

DISC BRAKES, GENERAL MOTORS -> General Information -> TROUBLESHOOTING
Vehicle: 1990 Oldsmobile 98 Regency 3.8 V6 GAS

When troubleshoot...

CLICK HERE TO GET FULL ACCESS TO 1990 Oldsmobile 98 BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1990 Oldsmobile 98 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Oldsmobile 98 cars and light trucks from 1990+.

DISC BRAKES, GENERAL MOTORS -> General Information -> TESTING PROPORTIONING VALVE
Vehicle: 1990 Oldsmobile 98 Regency Brougham 3.8 V6 GAS

When a premature rear wheel slide is obtained on a brake application, it usually is an indication that the fluid pressure to the rear wheels is above the 50% reduction ratio for the rear line pressure and that malfunction has occurred within the proportioning valve.

To test the valve, install gauge set shown in Fig. in brake line between master cylinder and proportioning valve, and at outpu...

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BRAKE SERVICE PROCEDURES FOR 1990 Oldsmobile 98 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Oldsmobile 98 cars and light trucks from 1990+.

ANTI-LOCK BRAKES, GENERAL MOTORS -> 1990 Bonneville, DeVille, Eighty-Eight, Electra, Fleetwood, Ninety-Eight, Park Avenue & 6000 (Teves Type) -> DESCRIPTION
Vehicle: 1990 Oldsmobile 98 Regency Touring 3.8 V6 GAS

The purpose of this Teves anti-lock brake system, is to prevent wheel lockup under heavy brake application.

The anti-lock function is desirable because a vehicle which is stopped without locking the wheels will normally sto...

CLICK HERE TO GET FULL ACCESS TO 1990 Oldsmobile 98 BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1990 Oldsmobile 98 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Oldsmobile 98 cars and light trucks from 1990+.

ANTI-LOCK BRAKES, GENERAL MOTORS -> 1990 Bonneville, DeVille, Eighty-Eight, Electra, Fleetwood, Ninety-Eight, Park Avenue & 6000 (Teves Type) -> OPERATION
Vehicle: 1990 Oldsmobile 98 Regency 3.8 V6 GAS

Under normal driving conditions the Anti-Lock brake system functions the same as standard brake system. However, with the detection of wheel lock-up, a slight bump or kick-back will be felt in brake pedal. This pedal "bump" will be followed by a series of short pedal pulsations which occur in rapid succession. Brake pedal pulsation will continue until there is no longer a...

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Shop online for auto body parts, engines, wheels, lights...

Click here to view more details1993 Oldsmobile 98 IAT Sensor, Pin type; 2-prong male terminal; A high quality, direct fit OE replacement coolant temperature sensor; With 2 years limited Trustbuilt warranty..

Source: Auto Body Parts Store

$14.70

Click here to view more details1994 Oldsmobile 98 Ignition Switch, 6-prong and 8-prong female terminals; 1-prong electrical connector; Without lock cylinder; A high quality, OE replacement ignition switch; With 2 years limited Trustbuilt warranty..

Source: Auto Body Parts Store

$44.01

Click here to view more details1972 Oldsmobile F-85 Black Cowl Induction Air Cleaner Lid, Black Cowl Induction Air Cleaner Lid, , .

Source: Wheels / Rims, Mirrors & Lights Store

$28.50

Click here to view more details1979 Oldsmobile 98 V8, 6.6 L, 403 CID Rebuilt Engine, Fits Most Applications, 4 hole Smog, AT, Warranty: 3-Year/100,000 Mile, .

Source: Rebuilt Engines Store

$1,759.00

Click here to view more details1991 Oldsmobile 98 Used Rear Vent Window, Passenger Side, R, Very Good.

Source: Used Auto Parts Store

$80.00

Click here to view more details1979 Oldsmobile 98 Used Upper Control Arm, Passenger Side, 5.7, AUTO, RWD R, R., Very Good.

Source: Used Auto Parts Store

$70.00
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