What does this mean?.??

[Experez]

P0128, p0351, p0316, and p0301, also p0420, my expedition started to jerk real bad, and running rough, service engine soon light has been on for a while, but it seemed to run normal??

 

[tallsville]

if you google each code it will give the answer.

http://www.obd-codes.com/p0128

 

[Experez]

thanks, i took it to the dealer, thermostat stuck open, and misfire on cyl one, needs cop and spark plug

 

[Reconracer]

thanks, i took it to the dealer, thermostat stuck open, and misfire on cyl one, needs cop and spark plug

Dealer doing the repair or are you taking care of it?