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P0101 Diagnostic Trouble Code Discussion for February 2014

Mass Airflow Sensor Performance

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Trouble Ticket Help Requests for DTC P0101
Help Request Posted
2004 Pontiac Grand Prix GT1 3.8L No Start, Reduced power VIN: 2G2WP52244
P0101: MAF Sensor Performance. Not sure what to think only when it is -0 to -20 the car goes into reduced power and not all the time either. Has anyone run into this??? poss a bad dealer throttle plate out the box? all scann data is reading good and it has not done it here which makes it to...
February 07, 2014
2004 GMC Sierra 2500 HD SLE 6.6L Hesitation, MIL Lamp on, Smokes and no power VIN: 1GTHC29164
P0101: MAF Sensor Performance. this is now the second truck we have in our shop with over 300k miles and with the same exact problems. when the customer is cruising on the freeway and then needs to step on it or even getting on a on-ramp sometimes its just black smoke and no power. sets the...
February 27, 2014