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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1993 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 1993 Buick Lesabre automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 1993 Buick Lesabre

  • 1993 Buick Lesabre Custom 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:L
  • 1993 Buick Lesabre Limited 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:L

BRAKE SERVICE PROCEDURES FOR 1993 Buick Lesabre AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Buick Lesabre cars and light trucks from 1990+.

Hydraulic Brake Systems -> Component Replacement -> MASTER CYLINDER
Vehicle: 1993 Buick Lesabre Limited 3.8 V6 GAS

MASTER CYLINDER
  • Disconnect wire connector from brake warning pressure switch.
  • Disconnect brake line...

CLICK HERE TO GET FULL ACCESS TO 1993 Buick Lesabre BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1993 Buick Lesabre AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Buick Lesabre cars and light trucks from 1990+.

Drum Brakes -> Type 8 -> Adjustments -> PARKING BRAKE ADJUSTMENT -> SERVICE BRAKE ADJUSTMENT
Vehicle: 1993 Buick Lesabre Limited 3.8 V6 GAS

SERVICE BRAKE ADJUSTMENT
  • 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.
  • Measure inside diameter of drum using special tool J 21177-A or J22364-01 or equivalent.
  • Adjust by turning star...

CLICK HERE TO GET FULL ACCESS TO 1993 Buick Lesabre BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1993 Buick Lesabre AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Buick Lesabre cars and light trucks from 1990+.

Hydraulic Brake Systems -> Troubleshooting -> CHECKING FOR FLUID LEAKAGE -> ROAD TESTING
Vehicle: 1993 Buick Lesabre Limited 3.8 V6 GAS

When troubleshooting the hydraulic brake system, perform the following checks and inspections as outlined below. If problem still exists within system, refer to Fig. first, then to Figs. and as necessary.

CHECKING FOR FLUID LEAKAGE

Start engine and depress the brake pedal. If the pedal gradually falls under constant pressure, the hydraulic system may be leaking. Raise the vehicle on a lift and check all tubing lines and backing plates for signs of leakage. It may be necessary to lift or re...

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BRAKE SERVICE PROCEDURES FOR 1993 Buick Lesabre AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Buick Lesabre cars and light trucks from 1990+.

Power Brake Units -> Troubleshooting -> AC-DELCO TANDEM DIAPHRAGM TYPE -> BCIA SINGLE & TANDEM DIAPHRAGM TYPE -> Brakes Drag -> Brakes Grab -> Brakes Slow To Release Or Drag -> Brakes Slow To Respond -> Excessive Pedal Effort -> Hard Pedal -> Hard Pedal/Brakes Inefficient -> Low Or Spongy Brake Pedal -> Slow Or No Release -> TOYOTA/GM SINGLE DIAPHRAGM TYPE
Vehicle: 1993 Buick Lesabre Limited 3.8 V6 GAS

AC-DELCO TANDEM DIAPHRAGM TYPE
Hard Pedal
  • Internal vacuum leak.
  • Faulty control valve.
Brakes Grab
  • Faulty control valve.
Slow Or No Release
  • Faulty pushrod adjustment.
  • Bind in linkage.
BCIA SINGLE & TANDEM DIAPHRAGM TYPE
Brakes Grab
  • Internal vacuum leak.
  • Faulty control valve
Excessive Pedal Effort
  • Leak in booster vacuum supply.
  • Glazed linings.
  • Contaminated brake fluid.
  • Restricted filter or booster valve air passage.
  • Leak in booster vacuum supply.
  • Damaged booster or improperly assembled booster valve.
Brakes Slow To Respond
  • Restricted filter or booster valve air passage.
  • Contaminated brake fluid.
  • Leak in...

CLICK HERE TO GET FULL ACCESS TO 1993 Buick Lesabre BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1993 Buick Lesabre AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Buick Lesabre cars and light trucks from 1990+.

Power Brake Units -> Troubleshooting -> AC-DELCO TANDEM DIAPHRAGM TYPE -> BCIA SINGLE & TANDEM DIAPHRAGM TYPE -> Brakes Drag -> Brakes Grab -> Brakes Slow To Release Or Drag -> Brakes Slow To Respond -> Excessive Pedal Effort -> Hard Pedal -> Hard Pedal/Brakes Inefficient -> Low Or Spongy Brake Pedal -> Slow Or No Release -> TOYOTA/GM SINGLE DIAPHRAGM TYPE
Vehicle: 1993 Buick Lesabre Custom 3.8 V6 GAS

AC-DELCO TANDEM DIAPHRAGM TYPE
Hard Pedal
  • Internal vacuum leak.
  • Faulty control valve.
Brakes Grab
  • Faulty control valve.
Slow Or No Release
  • Faulty pushrod adjustment.
  • Bind in linkage.
BCIA SINGLE & TANDEM DIAPHRAGM TYPE
Brakes Grab
  • Internal vacuum leak.
  • Faulty control valve
Excessive Pedal Effort
  • Leak in booster vacuum supply.
  • Glazed linings.
  • Contaminated brake fluid.
  • Restricted filter or booster valve air passage.
  • Leak in booster vacuum supply.
  • Damaged booster or improperly assembled booster valve.
Brakes Slow To Respond
  • Restricted filter or booster valve air passage.
  • Contaminated brake fluid.
  • Leak in...

CLICK HERE TO GET FULL ACCESS TO 1993 Buick Lesabre BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1993 Buick Lesabre AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Buick Lesabre cars and light trucks from 1990+.

Disc Brakes -> AC-Delco Single Piston Front Disc Brake (Type 2) -> Brake Pad Service -> INSTALLATION -> REMOVAL
Vehicle: 1993 Buick Lesabre Limited 3.8 V6 GAS

REMOVAL
  • Remove caliper assembly as described in "Caliper Service."
  • Remove shoe and lining assemblies from caliper, Figs. through , noting the following:
    • On models with tab mount outer shoe (all except series 3264), straighten bent over shoe tabs with suitable pliers.
    • On models with spring mount outer shoe (series 3264), insert screwdriver between shoe and caliper and disengage buttons on shoe from holes in caliper.
  • Remove sleeves and bushings from grooves in caliper mounting bolt holes, Figs. through .
INSTALLATION
  • Lubricate new bushings with suitable grease, install bushings in cali...

CLICK HERE TO GET FULL ACCESS TO 1993 Buick Lesabre BRAKE SERVICE PROCEDURES

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

Click here to view more details about 1996 Buick Lesabre Side Marker, Front, Driver Side1996 Buick Lesabre Side Marker, Front, Driver Side, Bulbs not included; DOT and SAE approved; A high quality, OE replacement side marker light; Backed by 1-year, unlimited-mileage warranty..

Source: Auto Body Parts Store

$30.07

Click here to view more details about 1999 Buick Lesabre Window Motor, Rear, Driver Side, Front1999 Buick Lesabre Window Motor, Rear, Driver Side, Front, Supplied with 9-teeth gear; Manufactured to exact OE specifications using 100 percent new and durable components to ensure proper fit, operation, and long lasting performance..

Source: Auto Body Parts Store

$48.10

Click here to view more details about 1991 Buick Lesabre Door Mirror, Passenger Side1991 Buick Lesabre Door Mirror, Passenger Side, PASSENGER SIDE DOOR MIRROR, WITH MANUAL REMOTE, PAINT TO MATCH , , .

Source: Wheels / Rims, Mirrors & Lights Store

$43.45

Click here to view more details about 1983 Buick Skyhawk Limited L4, 2.0 L, 122 CID Rebuilt Engine1983 Buick Skyhawk Limited L4, 2.0 L, 122 CID Rebuilt Engine, OHV,Vacuum pump hole in block., Warranty: 3-Year/100,000 Mile, .

Source: Rebuilt Engines Store

$1,243.00

Click here to view more details2000 Buick Lesabre Used Air Injection Pump, 3.8, AUTO, FWD (CALIF), Very Good.

Source: Used Auto Parts Store

$93.00

Click here to view more details2001 Buick Lesabre Used Suspension Compressor/Pump, Air Compressor Assy, 12494811, Very Good.

Source: Used Auto Parts Store

$144.00
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