[TNSS]

my wife's pontiac grand prix is trowing codes po128 which i think i have figured out. I'm thinking its in need of a therm stat.
but the code po573 has me at a loss any help would be great?

 

[hcblackblazinss]

P0573 Cruise Control Brake Pedal Position Sensor Circuit Low Voltage = ECM, PCM

Dont know the reason for it though, sorry