p0504 and p1811 codes for 2003 Saturn l300

Question

what are the solutions to 2003 Saturn l300 codes p0504 and p1811

Answer 1

P0504 Brake switch 1-2 correlation

P1811 Maximum adapt and long shift

For P0504 check the operation of the brake switch, when the brakes are applied all the brake light should illuminate,For P0504 you may just have a faulty brake switch at the brake pedal. For P1811 Saturn has produced a TSB about this condition TSB # 04-07-30-020. What this TSB requires is the replacement of the Transmission pressure control solenoid.