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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2004 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 2004 Buick Lesabre automobile. Try the Automotix DIY solution today!
We have info for following modifications of 2004 Buick Lesabre
- 2004 Buick Lesabre Custom 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:K
- 2004 Buick Lesabre Limited 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:K
BRAKE SERVICE PROCEDURES FOR 2004 Buick Lesabre AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Buick Lesabre cars and light trucks from 1990+.
Disc Brakes -> AC-Delco Single Piston Front Disc Brake -> Rotor, Replace
Vehicle: 2004 Buick Lesabre Limited 3.8 V6 GAS
- Remove approximately 2/3 of brake fluid from master cylinder.
- Raise and support front of vehicle, then remove wheel and tire assembly.
- Push piston back into caliper bore using suitable C-clamp, Fig. .
- Do not disconnect brake line fitting from caliper.
- Remove mo...
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BRAKE SERVICE PROCEDURES FOR 2004 Buick Lesabre AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Buick Lesabre cars and light trucks from 1990+.
Disc Brakes -> AC-Delco Single Piston Front Disc Brake -> Brake System Bleed -> Bleed Sequence -> Manual -> Pressure
Vehicle: 2004 Buick Lesabre Custom 3.8 V6 GAS
Manual
Pressure bleeding is recommended for all hydraulic systems. However, if a pressure bleeder is unavailable, use the following procedure. Brake fluid damages painted surfaces. Immediately clean any spilled fluid.
- Remove vacuum reserve by pumping brakes several times with engine off.
- Fill master cylinder reservoir with clean brake fluid. Do not let reservoir fall below half full during bleeding procedure.
- If required, bleed master cylinder as follows:
- Loosen master cylinder forward brake line connection until fluid flows from reservoir, then tighten brake line.
- Have assistant t...
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BRAKE SERVICE PROCEDURES FOR 2004 Buick Lesabre AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Buick Lesabre cars and light trucks from 1990+.
Disc Brakes -> AC-Delco Single Piston Front Disc Brake -> Caliper Service -> Assemble -> Disassemble -> Inspection -> Replacement
Vehicle: 2004 Buick Lesabre Limited 3.8 V6 GAS
Replacement
- Remove approximately 2/3 of brake fluid from master cylinder.
- Raise and support front of vehicle, then remove wheel and tire assembly.
- Push piston back into caliper bore using suitable C-clamp, Fig. .
- Remove inlet fitting mounting bolt, copper washer and inlet fitting from caliper housing. Plug opening in inlet fitting. Do not crimp brake hose.
- Remove caliper mounting bolts and caliper, Fig. . If there are signs of corrosion, replace bolts when installing caliper assembly.
- Reverse procedure to install.
Disassemble
- Clean outside of caliper, then drain brake fluid from caliper...
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BRAKE SERVICE PROCEDURES FOR 2004 Buick Lesabre AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Buick Lesabre cars and light trucks from 1990+.
Power Brake Units -> General Service
Vehicle: 2004 Buick Lesabre Custom 3.8 V6 GAS
Two basic types of power assist mechanisms are used: vacuum assist diaphragm assemblies, which use engine vacuum or, in some cases vacuum pressure developed by an external vacuum pump. The second type is a hydraulic pressure assist mechanism, which use pressure developed by an external pump (usually the power steering pump). Both systems act to increase the force exerted on the master cylinder piston by the operator. This in turn increases the hydraulic pressure delivered to the wheel cylinders while decreasing driver effort required to obtain acceptable stopping performance.
Vac...
CLICK HERE TO GET FULL ACCESS TO 2004 Buick Lesabre BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2004 Buick Lesabre AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Buick Lesabre cars and light trucks from 1990+.
Hydraulic Brake Systems -> Component Service -> Assemble -> Aura, Bonneville, DTS, ION, LeSabre, Lucerne, Park Avenue, Solstice & SKY -> Aveo -> Corvette -> CTS -> Disassemble -> Except Aura, Aveo, Bonneville, Cobalt, Corvette, CTS, DTS, G5, ION, L-Series, LaCrosse, LeSabre, Lucerne, Park Avenue, Solstice, SKY, STS, Vibe & XLR -> L-Series -> LaCrosse, STS & XLR -> Master Cylinder Overhaul -> Vibe -> Wheel Cylinder Overhaul
Vehicle: 2004 Buick Lesabre Custom 3.8 V6 GAS
Master Cylinder Overhaul
Except Aura, Aveo, Bonneville, Cobalt, Corvette, CTS, DTS, G5, ION, L-Series, LaCrosse, LeSabre, Lucerne, Park Avenue, Solstice, SKY, STS, Vibe & XLR
Disassemble
Refer to Figs. and when performing the following procedures.
- Disconnect and plug hydraulic lines.
- Remove mounting nuts and master cylinder.
- Remove reservoir cover and diaphragm. Discard old brake fluid.
- Inspect cover and diaphragm.
- Remove fluid level switch.
- On models equipped with compact master cylinder,remove proportioning valve, Fig. .
- On all models, depress primary piston and remove lock ring.
- Plu...
CLICK HERE TO GET FULL ACCESS TO 2004 Buick Lesabre BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2004 Buick Lesabre AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Buick Lesabre cars and light trucks from 1990+.
Disc Brakes -> AC-Delco Single Piston Front Disc Brake -> Brake Pad Service
Vehicle: 2004 Buick Lesabre Limited 3.8 V6 GAS
- Remove approximately 2/3 of brake fluid from master cylinder.
- Raise and support front of vehicle, then remove wheel and tire assembly.
- Push piston back into caliper bore using suitable C-clamp, Fig. .
- Do not disconnect brake line fitting from calipe...
CLICK HERE TO GET FULL ACCESS TO 2004 Buick Lesabre BRAKE SERVICE PROCEDURES
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