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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1292 (ANTI-LOCK BRAKE SYSTEM)REPAIR INSTRUCTIONSABS AUTOMATED BLEED PROCEDUREAUTOMATED BLEED PROCEDURE
2004 Oldsmobile Bravada RWD

Automated Bleed Procedure

2004 Oldsmobile Bravada RWDSECTION Automated Bleed Procedure
WARNING: This page is about a different car, the 2002 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: The Auto Bleed Procedure may be terminated at any time during the process by pressing the EXIT button. No further Scan Tool prompts pertaining to the Auto Bleed procedure will be given. After exiting the bleed procedure, relieve bleed pressure and disconnect bleed equipment per manufacturers instructions. Failure to properly relieve pressure may result in spilled brake fluid causing damage to components and painted surfaces.
  1. Raise the vehicle on a suitable support. Refer to LIFTING AND JACKING THE VEHICLE .
  2. Remove all four tire and wheel assemblies. Refer to TIRE AND WHEEL REMOVAL AND INSTALLATION .
  3. Inspect the brake system for leaks and visual damage. Refer to BRAKE FLUID LOSS or SYMPTOMS (HYDRAULIC BRAKE) . Repair or replace as needed.
  4. Inspect the battery state of charge. Refer to BATTERY INSPECTION/TEST .
  5. Install a scan tool.
  6. Turn ON the ignition, with the engine OFF.
  7. With the scan tool, establish communications with the EBCM. Select Special Functions. Select Automated Bleed from the Special Functions menu.
  8. Bleed the base brake system. Refer to MANUAL BLEEDING or PRESSURE BLEEDING .
  9. Follow the scan tool directions until the desired brake pedal height is achieved.
  10. If the bleed procedure is aborted, a malfunction exists. Perform the following steps before resuming the bleed procedure:
    • If a DTC is detected, refer to Diagnostic Trouble Code (DTC) List  and diagnose the appropriate DTC.
    • If the brake pedal feels spongy, perform the conventional brake bleed procedure again.

    Refer to MANUAL BLEEDING or PRESSURE BLEEDING .

  11. When the desired pedal height is achieved, press the brake pedal in order to inspect for firmness.
  12. Remove the scan tool.
  13. Install the tire and wheel assemblies. Refer to TIRE AND WHEEL REMOVAL AND INSTALLATION .
  14. Inspect the brake fluid level. Refer to MASTER CYLINDER RESERVOIR FILLING .
  15. Road test the vehicle while inspecting that the pedal remains high and firm.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.