P1577 OBD Trouble Code

1 result found

P1577 - GM
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Brake Booster Vacuum Sensor Circuit Low Input

Cause

No PCM or TCM codes set, then the PCM detected that the Brake Booster Vacuum was -8 kPa or less, conditions met for 2 seconds

Try also: https://www.obd-codes.com/p1577