P CODES (POWERTRAIN) P1400 - P1499

I Had Code Retrieved And They Told Me To Replace Egr. I Replaced Egr And No Change, Still Got P1408.I Then Put On A New Solenoid And Dpfe...

The Car Is Not Misfiring And Runs Smoothly Until 65 Mph And Then A Little Tremble Is Felt At The Steering Wheel As Speed Approaches 70. How...

I Was Driving At 50mpg Then Car Will Not Go Over 10mpg Then Stalls And Engine Light Then It Flashing And Stop Put On The Throttle Light...