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P0101 Diagnostic Trouble Code Discussion for November 2005

Mass Airflow Sensor Performance

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Trouble Ticket Help Requests for DTC P0101
Help Request Posted
2002 Chevrolet Silverado 1500 4.3L Poor Idle Quality, Hesitation, Cuts out, Misfire VIN: 1GCEC14W82
P0101: MAF Sensor Performance. This truck is misfiring badly on 1-3-5 cylinders. It has no power, it will stall if given gas and it idles extremely rough. It has a new MAF,new tune-up and all new spider injectors with fuel regulator. We have pulled of the valve cover gasket on the effected ...
November 07, 2005
1997 Chevrolet Blazer 4.3L Hesitation, Surge, MIL Lamp on VIN: 1GNDT13W1V
P0101: MAF Sensor Performance. ... complaining of lack of power and surging with MIL on. Before test drive scanned code and found P0101 (a mass air flow code). During test drive found surge, hanging in gear unless lifting off accelerator. Unable to accelerate above 50mph. Brought vehicle ba...
November 17, 2005
2003 Chevrolet Silverado 1500 5.3L Poor Idle Quality, Surge, Misfire, MIL Lamp on VIN: 2GTEC19T23
P0101: MAF Sensor Performance. Truck came in running horrible. one of my techs looked at it for 2 hrs and gave up...it acts like a intake gasket leak or a stuck open egr valve, but has no egr valve. LT FUEL TRIM B1 11% & LT FUEL TRIM B2 -25%--misfires on cylinders 2,4,6,8---4 and 6 bein...
November 21, 2005