5.3L 187,000 miles, it's throwing P0300 and P0174. Bank 2 would be passenger side? My thought was to check the spark plugs/coils, am I on the right path? Or is this code normally the fuel pressure regulator? Thanks for any help in advamce.
I bought the truck last friday, all seemed good. Today i noticed my oil pressure guage fluctuating and heard a light tapping. Checked the oil, it shows complete empty. I continued to add 1 qt, dipstick showed nothing, added 1 more qt, dipstick still dry. Nothing is leaking underneath, all is...
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