How much should it cost to replace the 2 shift solenoid valves on my malibu? on 2004 Chevrolet Malibu

Auto zone ran a check and said its the shift solenoid valve....and that if one is out I may as well have both replaced. Any idea on a guestimated cost for this to be done?

Asked by for the 2004 Chevrolet Malibu
1 answer
approx cost is 400.00 parts and labor. but have circuit ck'd 1st it could be an internal issue