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We have info for following modifications of 2004 Oldsmobile Alero
- 2004 Oldsmobile Alero 3.4 V6 GAS, CID:207, Fuel Injection, Aspiration:207, Engine VIN:, Desg:E
- 2004 Oldsmobile Alero 2.2 L4 GAS, CC:2198, CID:134, Fuel Injection, Aspiration:134, Engine VIN:, Desg:F
BRAKE SERVICE PROCEDURES FOR 2004 Oldsmobile Alero AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Oldsmobile Alero cars and light trucks from 1990+.
Drum Brakes -> Alero, Century, Grand Am, Malibu & Vibe -> Adjustments -> Parking Brake -> Service Brake
Vehicle: 2004 Oldsmobile Alero 2.2 L4 GAS
Service Brake
- 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, tap on punch to loosen drum and remove drum.
- Measure inside diameter of drum using tool Nos. J-21177-A or J-22364-01, or equivalents.
- Adjust by turning star wheel adjuster. Li...
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BRAKE SERVICE PROCEDURES FOR 2004 Oldsmobile Alero AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Oldsmobile Alero cars and light trucks from 1990+.
Power Brake Units -> Power Brake Unit Service
Vehicle: 2004 Oldsmobile Alero 3.4 V6 GAS
Hydro-boost brake boosters are...
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BRAKE SERVICE PROCEDURES FOR 2004 Oldsmobile Alero AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Oldsmobile Alero cars and light trucks from 1990+.
Hydraulic Brake Systems -> Description -> Brake Distribution Valve & Switch -> Brake Warning Lamp Switches -> Combination Valve -> Components -> Diagonally Split System -> Failure Warning Switch -> Fluid Level Sensor -> Front & Rear Split System -> Metering Valve -> Proportioning Or Pressure Control Valve -> Warning Lamp
Vehicle: 2004 Oldsmobile Alero 3.4 V6 GAS
Front & Rear Split System
When the brake pedal is depressed, both the primary (front brake) and the secondary (rear brake) master cylinder pistons are moved simultaneously to exert hydraulic fluid pressure on their respective systems.
If the rear brake system fails, initial brake pedal movement will cause the unrestricted secondary piston to bottom in the master cylinder bore. Primary piston movement will displace hydraulic fluid in the primary section of the master cylinder to actuate the front brake system.
If the front brake system fails, initial brake pedal movement will cause the ...
CLICK HERE TO GET FULL ACCESS TO 2004 Oldsmobile Alero BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2004 Oldsmobile Alero AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Oldsmobile Alero cars and light trucks from 1990+.
Hydraulic Brake Systems -> Troubleshooting -> Master Cylinder Internal Fluid Leakage Check -> Road Test
Vehicle: 2004 Oldsmobile Alero 2.2 L4 GAS
When troubleshooting the hydraulic brake system, perform the following inspections.
Master Cylinder Internal Fluid Leakage Check
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 inspect all tubing lines and backing plates for signs of leakage. It may be required to lift or remove the carpeting or floor mats to inspect for boost...
CLICK HERE TO GET FULL ACCESS TO 2004 Oldsmobile Alero BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2004 Oldsmobile Alero AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Oldsmobile Alero cars and light trucks from 1990+.
Power Brake Units -> Description -> AC-Delco Tandem Diaphragm Type -> Toyota/GM Single Diaphragm Type
Vehicle: 2004 Oldsmobile Alero 2.2 L4 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, Fig. .
In normal operating mode, with service brakes in released position, the booster operates with vacuum on both sides of its diaphragms. When brakes are applied, air at atmospheric pressure is admitted to one side of each diaphragm to provide power assist. When the service brake is released, atmospheric air is shut off f...
CLICK HERE TO GET FULL ACCESS TO 2004 Oldsmobile Alero BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2004 Oldsmobile Alero AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Oldsmobile Alero cars and light trucks from 1990+.
Disc Brakes -> AC-Delco Single Piston Front Disc Brake -> Brake System Bleed -> Bleed Sequence -> Manual -> Pressure
Vehicle: 2004 Oldsmobile Alero 2.2 L4 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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