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P0101 Diagnostic Trouble Code Discussion for July 2014

Mass Airflow Sensor Performance

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Trouble Ticket Help Requests for DTC P0101
Help Request Posted
2004 Chevrolet Silverado 1500 LS 5.3L Poor Idle Quality, Misfire VIN: 2GCEK13T24
P0101: MAF Sensor Performance. ... p0101, p0300, p0171, u1000. it has just a slight miss at idle n gear with the a/c on. checked compression was good, checked fuel pressure was n spec. did some looking around and could only come up with a mass air flow int...
July 02, 2014
2001 GMC Sierra 1500 SL 4.3L Hesitation, MIL Lamp on VIN: 1GTEC14W41
P0101: MAF Sensor Performance. vehicle came in with lack of power and missing with miss fire code mas air flow at idle 7.91 g/s 2.05 volts ST b1-50 b2 0.8 LT b1 -9.4 b2 10.2 intermitten flashing service engine light
July 22, 2014
2007 Hummer H2 6.0L Poor Idle Quality VIN: 5GRGN23U97
P0101: MAF Sensor Performance. ... suspension work and a check engine light. Retrieved P0101 MAF circuit and Cat codes for both banks. First of all the vehicle has an aftermarket K and N style filter, exhaust headers, and aftermarket exhaust from engine back ...
July 29, 2014