I have a code P042E exhaust gas recirculation "A" control stuck open. Oreilly's didn't know anything to do won't reset by disconnecting battery cables. Hope its cool to drive have to work. My gas mpg shot up 3 miles per gallon though. How or what do I need to do to corrrect this. Any help greatly appreciated thanks for all of everyones advise I constantly read this everyday. thx for a dang good forum The best thanks Sharkdaddy

 

If your truck is close to the 100,000kms the EGR will have to be replaced, probably about a $100.00 for the EGR, you can get from the dealer or NAPA.