Engine Performance problem
2002 Ford Explorer 6 cyl Four Wheel Drive Automatic 106000 miles
p0171and p0174 codes on truck, already have replaced egr valve and sensor and dpfe. Thinking maybe o2 sensors or airflow sensor? Any help would be great. Mileage has gone way down. Thanks.
have the same problem?
Monday, January 11th, 2010 AT 6:41 PM