snakebite4767
05-07-2004, 04:11 PM
I added 4" exhaust, opened up the air intake, and changed programming with a Hypertech. I now get a P0101 code. Mass Air Flow (MAF) Sensor Performance. Do I need to worry about it?
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Mackin 05-07-2004, 09:28 PM What year truck ?? It would help if in your sig you carried at the min a base description ... Mac snakebite4767 05-08-2004, 12:21 AM Mac; It is a 2004 LB7. I was just a bit concerned. I sure don't want it running to lean. I have modified my signature to include pertinent information. tnx | ||