Re: 88-98 FAQ's "Is your truck running weird? Check here it could help"
ok need help
i just installed a full brand new exhaust system from y pipe new cat all the way down including new tail pipe, and o2 oxygen sensor.
most cases the check engine lamp stays off, but it comes on off intermittent.
code am getting is a code 44 lean mixture
how can i resolve this one?
its a bosh o2 oxygen i put on , what other o2 units work?, engine is a 1994 v6 vortec 4.3
manual 5 speed.
i tried a reset on computer , code keeps coming back.
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