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1992 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 1992 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 1992 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 1992 Buick Lesabre AUTOMOBILES

Cooling Fans -> Passenger Cars Except Saturn -> CUTLASS SUPREME, GRAND PRIX & REGAL -> COMPONENT REPLACEMENT -> Coolant Fan, Replace -> Cooling Fan Isolation Test -> Cooling Fan Runs At High Speed Only -> DESCRIPTION -> EXCEPT REGAL w/3800 (VIN L) ENGINE -> High Speed Operation -> Low Speed Operation -> MODELS EXCEPT REGAL w/3800 (VIN L) ENGINE -> No Cooling Fans Operate At High Speed -> Primary Coolant Fan Does Not Run -> Primary Coolant Fan Runs Continuously With Engine Coolant Cool & A/C Mode Selector Off -> Primary Cooling Fan Does Not Run -> Primary Cooling Fan Does Not Run At High Speed -> REGAL w/3800 (VIN L) ENGINE -> Secondary Coolant Fan And/Or Generator Coolant Fan (VIN X) Does Not Run -> Secondary Coolant Fan And/Or Generator Coolant Fan Runs Continuously With Engine Coolant Cool & A/C Mode Selector Off -> Secondary Cooling Fan Does Not Run -> Secondary Cooling Fan Does Not Run At High Speed -> SYSTEM DIAGNOSIS -> SYSTEM DIAGNOSIS & TESTING -> TROUBLESHOOTING
Vehicle: 1992 Buick Lesabre Limited 3.8 V6 GAS

DESCRIPTION

EXCEPT REGAL w/3800 (VIN L) ENGINE

Each coolant fan is turned on and off by separate coolant fan relays.

The primary coolant fan relay coil is grounded through the ECM when vehicle speed is less than a speed determined by the ECM and engine coolant reaches 227°F with A/C off and 223°F with A/C on. The contacts close and voltage is applied through the primary coolant fan relay to the primary coolant fan. The primary coolant fan runs until the ignition switch is turned off, or coolant temperature decreases to 220°F with A/C off...

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BRAKE SERVICE PROCEDURES FOR 1992 Buick Lesabre AUTOMOBILES

Power Brake Units -> Description -> AC-DELCO SINGLE DIAPHRAGM TYPE -> AC-DELCO TANDEM DIAPHRAGM TYPE -> BCIA SINGLE & TANDEM DIAPHRAGM TYPE
Vehicle: 1992 Buick Lesabre Limited 3.8 V6 GAS

AC-DELCO TANDEM DIAPHRAGM TYPE

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.

AC-DELCO SINGLE DIAPHRAGM TYPE

The AC-Delco power booster assembly, Fig. is located along the bulkhead in ...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 1992 Buick Lesabre AUTOMOBILES

General Motors Corp./Saturn Passenger Cars -> Fuel Filter Scheduled Maintenance -> 1980-06 Gasoline Engine Models Except Catera, LeMans (1988-93) Metro, Nova (1985-88), Saturn & Sprint -> Normal Service -> Severe Service
Vehicle: 1992 Buick Lesabre Limited 3.8 V6 GAS

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1992 Buick Lesabre AUTOMOBILES

CV AXLE SHAFT, Replace
Vehicle: 1992 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 1992 Buick Lesabre AUTOMOBILES

Starter, Replace
Vehicle: 1992 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 1992 Buick Lesabre AUTOMOBILES

General Motors Corp./Saturn Cars -> Low Coolant Lamp ->
Vehicle: 1992 Buick Lesabre Limited 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 1992 Buick Lesabre AUTOMOBILES

Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1992 Buick Lesabre Limited 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 1992 Buick Lesabre AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 1992 Buick Lesabre Limited 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 1992 Buick Lesabre AUTOMOBILES

Component location diagrams for most 1992 Buick Lesabre cars and light trucks sold in the U.S. from 1990+.

Lower Rear Side Of Front Door Diagram for 1992 Buick Lesabre Custom 3.8 V6 GASLower Rear Side Of Front Door Diagram for 1992 Buick Lesabre Custom 3.8 V6 GAS

Components on diagram:
  • Safety Belt Lap Retractor Solenoids
  • Safety Belt Shoulder Retractor Solenoids
  • Behind Center Of I/P Diagram for 1992 Buick Lesabre Custom 3.8 V6 GASBehind Center Of I/P Diagram for 1992 Buick Lesabre Custom 3.8 V6 GAS

    Components on diagram:
  • HVAC Programmer
  • Aspirator
  • CLICK HERE TO GET FULL ACCESS TO 1992 Buick Lesabre PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1992 Buick Lesabre AUTOMOBILES

    OEM drawn wiring diagrams for most 1992 Buick Lesabre cars and light trucks sold in the U.S.

    1992 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram1992 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Fuel Tank Unit
  • Coolant Temperature Sender
  • Oil Pressure Sender/Switch
  • 1992 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram1992 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Luggage Compartment Light
  • LH Front Door Lock Switch
  • Engine Compartment Light
  • RH Front Door Lock Switch
  • Light Control Module
  • CLICK HERE TO GET FULL ACCESS TO 1992 Buick Lesabre WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1992 Buick Lesabre AUTOMOBILES

    OEM TSB listings for most 1992 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: 1992 Buick Lesabre Custom 3.8 V6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: GM TIRE WARRANTY PROGRAM CLAIMS GOODWILL GUIDELINES - REVISED
    Vehicle: 1992 Buick Lesabre Custom 3.8 V6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Wheels, Tires, Wheel Bearings, Seals, Hubs
  • CLICK HERE TO GET FULL ACCESS TO 1992 Buick Lesabre TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1992 Buick Lesabre AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1992 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 1992 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 1992 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 1992 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 1992 Buick Lesabre SPECIFICATIONS DATA!

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

    Click here to view more details about 1999 Buick Lesabre Mirror, Passenger Side1999 Buick Lesabre Mirror, Passenger Side.

    Source: Auto Body Parts Store

    $38.10

    Click here to view more details1995 Buick Lesabre Brake Light Switch, Blade type; 2-prong and 4-prong male terminals; A high quality, direct fit OE replacement brake light switch; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $9.21

    Click here to view more details2005 Buick Lesabre Passenger Side Head Light Lens And Housing, Passenger Side Head Light Lens And Housing; For Limited Model; With Fluted High Beam Surface, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $115.50

    Click here to view more details1993 Buick Century Custom V6, 3.3 L, 204 CID Rebuilt Engine, Roller cam, 1 piece rear seal, 5/16" rocker bolts., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,633.00

    Click here to view more details1998 Buick Lesabre Used Bumper Bar, Front, 4DR, BLUE, CUSTOM bar only, Very Good.

    Source: Used Auto Parts Store

    $89.00

    Click here to view more details1992 Buick Lesabre Used Parking Lamp, Passenger Side, Parklamp/Turn Signal; (below hdlp), Very Good.

    Source: Used Auto Parts Store

    $45.00
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