Codes P0171 and P0174 after tune up?

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09-04-2011, 03:13 AM

#11

alengineer

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i have clear all error codes after return back my OEM ac delco 41-110 spark plugs

dont use TR5IX just use 41-110 iridium for tahoe 2007

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09-04-2011, 09:14 AM

#12

andrew383

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Just an FYI the money you wasted on the spacer and maf you could have had a tune and been alot happier

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09-05-2011, 05:13 PM

#13

budhayes3

PT's Slowest Truck

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Quote:

Originally Posted by andrew383

Just an FYI the money you wasted on the spacer and maf you could have had a tune and been alot happier

+1, I'd sell those off and get a good PCM tune instead. The aftermarket MAF's have been known to create more problems than gains

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