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A place to discuss hardware/software and diagnostic procedures

2007 Buick Lucerne CXL 3.8L MAF Sensor

  • silvex
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1 year 1 week ago #67483 by silvex
2007 Buick Lucerne CXL 3.8L MAF Sensor was created by silvex
At iddle (about 760RPM) the MAF sensor is reading 6g/s. Shouldn't it be like around 4 g/s? Also the long term fuel trim is 10-12 and gas milage around 16MPG.

Is MAF flakey?

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  • Noah
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1 year 1 week ago #67503 by Noah
Replied by Noah on topic 2007 Buick Lucerne CXL 3.8L MAF Sensor
That does sound on the high side, you could try cleaning it
"Ground cannot be checked with a 10mm socket"

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1 year 6 days ago #67523 by silvex
Replied by silvex on topic 2007 Buick Lucerne CXL 3.8L MAF Sensor
I did and no change at all.

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