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1994 Buick Lesabre CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Buick REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
A/C & HEATER SERVICE PROCEDURES FOR 1994 Buick Lesabre AUTOMOBILES
Component Replacement & Adjustment -> Bonneville, Eighty-Eight, LeSabre, Ninety-Eight & Park Avenue -> HEATER CORE, REPLACE -> BONNEVILLE, EIGHTY-EIGHT & NINETY-EIGHT -> LESABRE -> PARK AVENUE
Vehicle: 1994 Buick Lesabre Limited 3.8 V6 GAS
BONNEVILLE, EIGHTY-EIGHT & NINETY-EIGHT
- Disconnect battery ground cable.
- Drain cooling system.
- Remove heater hoses from core tubes, then righthand sound insulator.
- Place gear selector in First gear, then remove center instrument panel trim plate attaching screws and trim plate.
- Remove lower instrument panel trim plate as follows:
- Remove seven attaching screws from top portion of trim plate, then four screws from lower portion of trim plate.
- Remove one bolt between glove compartment and ashtray, then two screws one on e...
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BRAKE SERVICE PROCEDURES FOR 1994 Buick Lesabre AUTOMOBILES
Anti-lock Brakes -> Bonneville, Eighty Eight, LeSabre, Ninety Eight, Park Avenue, 1992 DeVille & Fleetwood (FWD) (Teves Type) -> Troubleshooting
Vehicle: 1994 Buick Lesabre Limited 3.8 V6 GAS
Refer to "Diagnosti... "
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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 Limited 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 -> Traction Control System (TCS) Warning Lamp ->
Vehicle: 1994 Buick Lesabre Custom 3.8 V6 GAS
This lamp should light for a approximately 6-8 seconds when the ignition is turned on as a bulb check. If the warni...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1994 Buick Lesabre AUTOMOBILES
Radiator, Replace
Vehicle: 1994 Buick Lesabre Custom 3.8 V6 GAS
- Disconnect battery ground cable.
- Drain engine coolant.
- Remove upper fan mounting bolts.
- Remove upper radiator panel.
- Remove coolant hoses from radiator and coolant recovery tan...
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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 Side of Engine, Top of Transaxle Diagram for 1994 Buick Lesabre Limited 3.8 V6 GAS Components on diagram: |
LH Side of Engine Diagram for 1994 Buick Lesabre Limited 3.8 V6 GAS Components on diagram: |
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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 Custom 3.8 V6 GAS Wiring Diagram Components on diagram: |
1994 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram Components on diagram: |
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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: |
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: |
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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
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