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1994 Buick Lesabre CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Buick REPAIR SHOPS DON'T WANT YOU TO KNOW

Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1994 Buick Lesabre car and truck repair procedures including Buick 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 Buick Lesabre 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 Buick mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 1994 Buick Lesabre 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 1994 Buick Lesabre AUTOMOBILES

Cooling Fans -> Passenger Cars Except Saturn -> COMPONENT REPLACEMENT -> 2.0L/4-121 Engine -> 2.2L/4-134 & 2.3L/4-138 Engines -> 2.2L/4-134 Engine -> 2.3L/4-138 VIN 3 & D Engine -> 2.3L/4-138 VIN A Engine -> 3.1L/V6-192 Engine -> 5.7L/V8-350 (VIN J) Engine -> 5.7L/V8-350 (VIN P) Engine -> ACHIEVA, GRAND AM & SKYLARK -> AURORA -> BERETTA & CORSICA -> BONNEVILLE -> CAMARO & FIREBIRD -> CAPRICE, IMPALA SS & ROADMASTER -> CAVALIER & SUNFIRE -> CENTURY, CUTLASS CIERA & CUTLASS CRUISER -> Coolant Fan -> COOLING FAN -> CORVETTE -> CUTLASS SUPREME, GRAND PRIX & REGAL -> DEVILLE -> EIGHTY EIGHT & NINETY EIGHT -> ELDORADO & SEVILLE -> FLEETWOOD (RWD) -> Less Heavy Duty Cooling System -> LUMINA & MONTE CARLO -> METRO -> PARK AVENUE & LESABRE -> PRIMARY (LEFT) FAN -> PRIZM -> RIVIERA -> SECONDARY (RIGHT) FAN -> SUNBIRD -> Thermo Switch -> With Base Cooling System -> With Heavy Duty Cooling System -> With V03 & V08 Heavy Duty Cooling Capacity
Vehicle: 1994 Buick Lesabre Limited 3.8 V6 GAS

ACHIEVA, GRAND AM & SKYLARK

COOLING FAN
2.3L/4-138 VIN A Engine
  • Disconnect battery ground cable.
  • Disconnect electrical connector and wiring harness from fan motor and fan frame.
  • Remove cooling fan mounting bolt and fan assembly.
  • Reverse procedure to install.
2.3L/4-138 VIN 3 & D Engine
  • Disconnect battery ground cable.
  • Raise vehicle and suitably support.
  • Remove right front wheel.
  • Remove bolt from lower torque axis mount.
  • Remove fan mounting bolt.
  • Disconnect electr...

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BRAKE SERVICE PROCEDURES FOR 1994 Buick Lesabre AUTOMOBILES

Drum Brakes -> Type 8 -> Brake Service -> INSTALLATION -> REMOVAL
Vehicle: 1994 Buick Lesabre Custom 3.8 V6 GAS

REMOVAL
  • Raise and support vehicle.
  • Mark relationship of wheel to axle, then remove wheel and tire assembly.
  • Remove brake drum. If drum is difficult to remove, proceed as follows:
    • Ensure parking brake is released.
    • Back off parking brake cable adjustment.
    • Remove access hole plug from backing plate, insert screwdriver through hole and push parking brake lever off its stop.
    • Insert punch through hole in splash shield Fig. , tap on punch to loosen drum. Then remove drum.
  • Remove actuator spring using special brake tool J 38400 or equivalent to pry loop end of spring from adjuster actuator, Fig. ...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 1994 Buick Lesabre AUTOMOBILES

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: 1994 Buick Lesabre Custom 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 1994 Buick Lesabre AUTOMOBILES

CV AXLE SHAFT, Replace
Vehicle: 1994 Buick Lesabre Custom 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 1994 Buick Lesabre AUTOMOBILES

Starter, Replace
Vehicle: 1994 Buick Lesabre Custom 3.8 V6 GAS

When removing starter, note if any shims are used between 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 outer bolt. If starter makes a high pitched whine after engine start, add .015 inch double shims until noise ceases.

  • Disconnect batter...

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MAINTENANCE LAMP RESET PROCEDURES FOR 1994 Buick Lesabre AUTOMOBILES

General Motors Corp./Saturn Cars -> Low Washer Fluid Indicator ->
Vehicle: 1994 Buick Lesabre Custom 3.8 V6 GAS

The windshield washer solvent tank has a switch that closes when the wash...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1994 Buick Lesabre AUTOMOBILES

Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1994 Buick Lesabre Custom 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 1994 Buick Lesabre AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 1994 Buick Lesabre Custom 3.8 V6 GAS

  • On models equipped with airbag, disable airbag system.
  • On all models, disconnect battery ground cable.
  • Rotate tensioner counterclockwise using suitable tool to remove drive belt.
  • Remove tensioner pulley attaching bolt, then remove pulley.
  • Remove power steering pump from bracket and position aside.
  • Loosen, but do not remove, alternator attaching bolts, then remove alter...

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COMPONENT LOCATION DIAGRAMS FOR 1994 Buick Lesabre AUTOMOBILES

Component location diagrams for most 1994 Buick Lesabre cars and light trucks sold in the U.S. from 1990+.

LH Rear of Engine Compartment Diagram for 1994 Buick Lesabre Limited 3.8 V6 GASLH Rear of Engine Compartment Diagram for 1994 Buick Lesabre Limited 3.8 V6 GAS

Components on diagram:
  • Electronic Brake And Traction Control Module
  • LH Lower I/P Diagram for 1994 Buick Lesabre Limited 3.8 V6 GASLH Lower I/P Diagram for 1994 Buick Lesabre Limited 3.8 V6 GAS

    Components on diagram:
  • Interior Lamp Control Module
  • Traction Control/Computer Command Ride Switch
  • In Vehicle Temperature Sensor
  • Knee Bolster
  • CLICK HERE TO GET FULL ACCESS TO 1994 Buick Lesabre PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1994 Buick Lesabre AUTOMOBILES

    OEM drawn wiring diagrams for most 1994 Buick Lesabre cars and light trucks sold in the U.S.

    1994 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram1994 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Remote Accessory Control (RAC) Module
  • Antenna Relay
  • HVAC Programmer
  • A/C Compressor Clutch
  • RH Seat Switch
  • 1994 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram1994 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • LH Backup Lamps
  • RH Backup Lamps
  • Park Neutral Position Switch
  • RH Tail Backup Lamp Assembly
  • LH Tail Backup Lamp Assembly
  • CLICK HERE TO GET FULL ACCESS TO 1994 Buick Lesabre WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1994 Buick Lesabre AUTOMOBILES

    OEM TSB listings for most 1994 Buick Lesabre cars and light trucks sold in the U.S. from 1985+.

    Document: Car and Truck Fix It Right the First Time Issues
    Vehicle: 1994 Buick Lesabre Custom 3.8 V6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: Bumps or Rust Colored Spots in Paint Due to Rail or Iron Dust
    Vehicle: 1994 Buick Lesabre Custom 3.8 V6 GAS

    Auto Systems:
  • Finishes, Body Structure, Frame, Bumpers
  • CLICK HERE TO GET FULL ACCESS TO 1994 Buick Lesabre TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1994 Buick Lesabre AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1994 Buick Lesabre 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 1994 Buick Lesabre 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 1994 Buick Lesabre 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 1994 Buick Lesabre 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 1994 Buick Lesabre SPECIFICATIONS DATA!

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