MAF sensor brand

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crownvic31

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Hello all. I need to replace the MAF sensor on my 07 Escalade 6.2. Seems like OEM is not an option as I cant find one.

What brand replacement is worth it?
 
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crownvic31

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Milage is 126k
MPG 6.8-7
Checked the MAF on my scanner and its jumping all over the place especially under load.
LTFT stay steady at 16-18 regardless of RPM
Idle sucks
p0171 and p0174 were present but no check engine light.

Several parts were replaced and issue never fixed.
 
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crownvic31

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Fyi
Received the replacement maf sensor. Havent gotten a chance to install but i will tackle this tomorrow. Hooked up my autel again and started checking live data again. Realized that the iat was reading way off. Outside temp was 49 degrees F and iat was registering 96-99 degrees F. Was not moving at all.

I beleive this is wrong correct?
 

Geotrash

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Fyi
Received the replacement maf sensor. Havent gotten a chance to install but i will tackle this tomorrow. Hooked up my autel again and started checking live data again. Realized that the iat was reading way off. Outside temp was 49 degrees F and iat was registering 96-99 degrees F. Was not moving at all.

I beleive this is wrong correct?
Correct. Unless your intake air is coming from the engine compartment with the engine running, it should be reading very close to ambient air temperature.
 

OR VietVet

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Could you not have cleaned the MAF, with correct cleaner from auto parts store, to see if your readings changed/improved?
 
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crownvic31

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I have cleaned it twice with no change.

I will update later tonight when i replace the sensor.
 
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crownvic31

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Replaced maf sensor.

Turned on escalade and the ltft started reading 7-9% and iat sensor was normal. Way better improvement. Took it for a spin and car feels lighter at take off. But ltft are still not at zero. Then i realized that i did not reset the pcm. I will disconnect negative cable tomorrow before starting for about 15 mins and then ill see what changes.
 

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