Repair Diagrams for 1991 Oldsmobile 98 Engine, Transmission, Lighting, AC, Electrical & Warning Systems

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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1991 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 1991 Oldsmobile 98 automobile. Try the Automotix DIY solution today!

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We have info for following modifications of 1991 Oldsmobile 98

1991 Oldsmobile 98 Regency Touring 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:L
1991 Oldsmobile 98 Regency Elite 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:L

WIRING DIAGRAMS FOR 1991 Oldsmobile 98 AUTOMOBILES

OEM drawn wiring diagrams for most 1991 Oldsmobile 98 cars and light trucks sold in the U.S.

1991 Oldsmobile 98 Regency Touring 3.8 V6 GAS Wiring Diagram

Components on diagram:

Turn/Hazard Switch Assembly

Turn Flasher

RH Cornering Light

LH Cornering Light

1991 Oldsmobile 98 Regency Elite 3.8 V6 GAS Wiring Diagram

Components on diagram:

Fuel Tank Unit

Steering Wheel Radio and HVAC Control Interface Module

Instrument Cluster

Forward Discriminating Sensor

Dual Sensor

1991 Oldsmobile 98 Regency Touring 3.8 V6 GAS Wiring Diagram

Components on diagram:

Hi Beam Indicator

Adaptive Lamp Monitor Module

LH Composite Headlight Assembly

RH Composite Headlight Assembly

Headlight Dimmer Switch

1991 Oldsmobile 98 Regency Touring 3.8 V6 GAS Wiring Diagram

Components on diagram:

RH Solar Sensor

In-Car Temperature Sensor

Heater And A/C Control Assembly

ALDL Connector

LH Solar Sensor

1991 Oldsmobile 98 Regency Touring 3.8 V6 GAS Wiring Diagram

Components on diagram:

DIC Switch Assembly

Generator

Transaxle Position Switch

Heated Windshield Control Module

Powertrain Control Module

1991 Oldsmobile 98 Regency Touring 3.8 V6 GAS Wiring Diagram

Components on diagram:

RH Front Park/Turn Light

LH Front Park/Turn Light

Fog Light Switch

Head/Park Light Switch

Adaptive Lamp Monitor Module

1991 Oldsmobile 98 Regency Touring 3.8 V6 GAS Wiring Diagram

Components on diagram:

Head/Park Light Switch

LH Composite Headlight Assembly

RH Composite Headlight Assembly

LH Beam Indicator

Head Light Dimmer Switch

1991 Oldsmobile 98 Regency Elite 3.8 V6 GAS Wiring Diagram

Components on diagram:

Throttle Position Sensor

Vapor Canister Purge Solenoid

Shift A Solenoid

Shift B Solenoid

TCC PWM Solenoid

1991 Oldsmobile 98 Regency Elite 3.8 V6 GAS Wiring Diagram

Components on diagram:

Low Speed Coolant Fan Relay

A/C Pressure Fan Switch

High Speed Coolant Fan Relay

PCM

Coolant Temperature Sensor

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Access diagrams and repair information such as wiring diagrams, diagnosis and repair charts, manufacturer service bulletins, and OEM Part numbers of your 1991 Oldsmobile 98 vehicle.