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OBDII codes p0120 p0220 p1516 no start condition 2003 z71
I have an '03 5.3 gas z71 4wd with 180k mi. Three codes popped up and I tried to start it until I had to replace the battery with a brand new one. I did not get the engine in safe mode warning but the CEL prompted so I plugged my code reader. These 3 codes have never popped up on my vehicle, and...- 1Gabriel burb
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- Forum: Engine & Drivetrain
