P0700 Chevrolet 2011 chevy hhr how much does it cost to fix-

Question

P0700 engine light came on and advanced auto said, it was sensor/cylnoid on clutch of the transmission stuck, how much would it take to fix it?

Answer 1

P0700 Transmission fault detected

When this code appear it is follwed by another code that identify which solenoid is at fault.Can you get the other code and list it.