Tubagod767
06-23-2009, 02:13 PM
I'm looking for some advice on where to begin. 2004 Saturn vue V6 with 56k miles setting the following codes.
P0171 - lean bank 1
P0174 - lean bank 2
P0300 - random misfire
P0301 - misfire cylinder 1
P0302 - misfire cylinder 2
P0303 - misfire cylinder 3
P0304 - misfire cylinder 4
P0305 - misfire cylinder 5
P0306 - misfire cylinder 6
What would be the first step to solve this issue? Vacuum leak? fuel pressure problems? Ignition coils or plugs?
P0171 - lean bank 1
P0174 - lean bank 2
P0300 - random misfire
P0301 - misfire cylinder 1
P0302 - misfire cylinder 2
P0303 - misfire cylinder 3
P0304 - misfire cylinder 4
P0305 - misfire cylinder 5
P0306 - misfire cylinder 6
What would be the first step to solve this issue? Vacuum leak? fuel pressure problems? Ignition coils or plugs?