does any know about the 02 dodge rams throwing a p0138(o2 sensor) but really

J

Josh A

New member
needing the pcm flashed? my guy at the garage replaced the o2 sensor the same code is thrown--does it again---code throws again he mentioned the pcm might need flashed. anyone have any info? 02 dodge ram 1500 quad cab 4.7 107k
 
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