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Home >> Buick >> 1995 >> Roadmaster Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Testing >> Solenoid Valve Pressure Release Test
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Solenoid Valve Pressure Release Test

  1. Raise vehicle on frame contact hoist so wheels to be tested are off ground. Have assistant apply brakes. Turn ignition on. Using Tech 1, select F4: MISC TESTS and then F0: SOLENOID TESTS. Select solenoid to be tested. Select PRESSURE RELEASE mode.
  2. Try to spin wheel being tested. Wheel should spin freely. Repeat test if necessary to verify proper operation. Perform SOLENOID VALVE PRESSURE HOLD TEST if test has not yet been performed.
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