Re: Check engine light "p0174 system too lean bank 2"
Yep, had that happen to me last week. It was a little hose that popped off the intake. Caused air to be sucked in causing the cylinders on one side to run lean. Mechanic found it, reattached and did not charge me a penny.
2000 4x4 Off Road Package, 3.0, Supercab, 5 speed stick, K&N Air Intake, E3 Spark Plugs, Bed Liner and Cover. Over 280 Thousand miles and still going.