1991 Chevrolet Lumina REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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1991 Chevrolet Lumina CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Chevrolet REPAIR SHOPS DON'T WANT YOU TO KNOW

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1991 Chevrolet Lumina car and truck repair procedures including Chevrolet 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 Chevrolet Lumina automobile. Try the Automotix DIY solution today!
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Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Chevrolet mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 1991 Chevrolet Lumina vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR 1991 Chevrolet Lumina AUTOMOBILES

A/C & Cooling System Maintenance -> General Motors Corp. -> 1990-2002 Buick Regal, Chevrolet Lumina & Monte Carlo, Oldsmobile Cutlass Supreme & Intrigue & Pontiac Grand Prix & 1997-2002 Buick Century & 2000-02 Impala
Vehicle: 1991 Chevrolet Lumina 3.1 V6 GAS

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BRAKE SERVICE PROCEDURES FOR 1991 Chevrolet Lumina AUTOMOBILES

POWER BRAKE UNITS, GENERAL MOTORS -> DELCO-MORAINE TANDEM DIAPHRAGM TYPE -> Assembly -> Brakes Grab -> DESCRIPTION -> Disassembly -> Hard Pedal -> OVERHAUL -> Slow Or No Release -> TROUBLESHOOTING
Vehicle: 1991 Chevrolet Lumina Euro 3.1 V6 GAS

DESCRIPTION

This unit utilizes a vacuum power chamber, consisting of a front and rear shell, housing divider, front and rear diaphragm, plate assemblies, hydraulic pushrod and a diaphragm return spring,Figs. and .

The unit operates in much the same manner as the single diaphragm unit described previously. The diaphragm and plate assemblies utilize the pressure differential between the engine intake manifold vacuum and atmospheric pressure to assist in braking.

TROUBLESHOOTING

Hard Pedal
  • Internal vacuum leak.
  • Faulty control valve.
Brakes Grab
  • Faulty control valve...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Chevrolet Lumina AUTOMOBILES

General Motors Corp./Saturn Passenger Cars -> Fuel Pressure Relief -> Except Aveo, LaCrosse, LeMans (1988-93), Malibu & Malibu Maxx (2004-05), Metro, Nova, Prizm, Spectrum & Storm -> Engine Fuel Pressure Service Port -> Engines Less Fuel Pressure Service Port
Vehicle: 1991 Chevrolet Lumina Euro 3.1 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 vehicle relearns its adaptive strateg...

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1991 Chevrolet Lumina AUTOMOBILES

CV AXLE SHAFT, Replace
Vehicle: 1991 Chevrolet Lumina 2.5 L4 GAS

  • Raise and support vehicle, then remove tire and wheel assembly.
  • Remove brake caliper and bracket assembly, then rotor.
  • Remove four bolts holding hub/bearing assembly to knuckle.
  • On models equipped with Anti-Lock Brake System (ABS), remove ABS sensor mounting bolt, then position sensor aside to avoid damage.
  • On models equipped with 125C and HM-282 transaxles and right shaft of vehicles with 440-T4 transaxles, separate drive axle from transaxle using axle shaft remover tool No. J-3308, extension tool No. J-29794 and pulle...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1991 Chevrolet Lumina AUTOMOBILES

Starter, Replace
Vehicle: 1991 Chevrolet Lumina 3.1 V6 GAS

If shims are required between starter and engine block, they should be placed in their original location during installation.

  • Disconnect battery ground cable.
  • Remove air cleaner assembly.
  • Raise and support vehicle.
  • On models equipped with engine oil cooler,proceed as follows:
    • Position a suitable drain pan under vehicle, then remove oil filter.
    • Position hose next to starter motor aside.
  • On all models, remove nut attaching starter brace to A/C compressor.
  • Remove nut attaching ...

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MAINTENANCE LAMP RESET PROCEDURES FOR 1991 Chevrolet Lumina AUTOMOBILES

General Motors Corp./Saturn Cars -> Anti-Lock Warning Lamp ->
Vehicle: 1991 Chevrolet Lumina Euro 3.1 V6 GAS

This lamp should light when the ignition is turned On. The lamp may light for as long as 30 seconds as a bulb and system inspection. If lamp remains lit or lights while operating the vehicle, a fault condition in the anti-lock brake system is indicated. When lamp is lit, turn ignition Off, then restart engine. If l...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Chevrolet Lumina AUTOMOBILES

Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1991 Chevrolet Lumina 2.5 L4 GAS

Lower

  • Drain coolant into a suitable container.
  • Loosen hose clamp connecting hose to radiator.
  • Loosen hose clamp connecting hose to water pump inlet.
  • Remove hose from vehicle.
  • Reverse procedure t...

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SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Chevrolet Lumina AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 1991 Chevrolet Lumina 2.5 L4 GAS

  • Apply counterclockwise force to tensioner pulley bolt, using a suitable removal t...

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COMPONENT LOCATION DIAGRAMS FOR 1991 Chevrolet Lumina AUTOMOBILES

Component location diagrams for most 1991 Chevrolet Lumina cars and light trucks sold in the U.S. from 1990+.

Engine Compartment Component Locations Diagram for 1991 Chevrolet Lumina Euro 3.1 V6 GASEngine Compartment Component Locations Diagram for 1991 Chevrolet Lumina Euro 3.1 V6 GAS

Components on diagram:
  • Idle Air Control Motor
  • Vehicle Speed Sensor
  • Throttle Position Sensor
  • Vapor Canister Purge Solenoid
  • Oxygen Sensor
  • RH Front Of Engine Compartment Diagram for 1991 Chevrolet Lumina Euro 3.1 V6 GASRH Front Of Engine Compartment Diagram for 1991 Chevrolet Lumina Euro 3.1 V6 GAS

    Components on diagram:
  • Electronic Control Module
  • Splice S-101
  • Splice S-102
  • Splice S-150
  • Splice S-105
  • CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet Lumina PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1991 Chevrolet Lumina AUTOMOBILES

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

    1991 Chevrolet Lumina Euro 3.1 V6 GAS Wiring Diagram1991 Chevrolet Lumina Euro 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Ignition Switch
  • Park Brake Switch
  • Brake Fluid Level Switch
  • Brake Indicator
  • Daytime Running Light Module
  • 1991 Chevrolet Lumina Euro 3.1 V6 GAS Wiring Diagram1991 Chevrolet Lumina Euro 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Vapor Canister Purge Solenoid
  • A/C Compressor Control Relay
  • Primary Cooling Fan Relay
  • Secondary Cooling Fan Relay
  • Generator
  • CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet Lumina WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1991 Chevrolet Lumina AUTOMOBILES

    OEM TSB listings for most 1991 Chevrolet Lumina cars and light trucks sold in the U.S. from 1985+.

    Document: Car and Truck Fix It Right the First Time Issues
    Vehicle: 1991 Chevrolet Lumina 2.5 L4 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: Air Conditioning Compressor Replacement - Diagnosis
    Vehicle: 1991 Chevrolet Lumina 2.5 L4 GAS

    Auto Systems:
  • Heating, A/C, Ventilation, Defogger
  • CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet Lumina TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1991 Chevrolet Lumina AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1991 Chevrolet Lumina 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 1991 Chevrolet Lumina 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 1991 Chevrolet Lumina 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 1991 Chevrolet Lumina 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

    CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet Lumina SPECIFICATIONS DATA!

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