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Is there an Engine Chip to help my fuel economy on my 99 Tahoe?

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G

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Discussion Starter · #1 ·
Anything...i know about the tornado air intakes...but i was wondering about an engine chip to help the fuel performance
 
G

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Discussion Starter · #2 ·
There's nothing that would earn your money back. The best chip is the one in your head that says 'drive slower'. Slow down & save gas.
 
Gregg-O

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2,102 Posts
#4 ·
Actually you can have the PCM tuned, alot of guy's see a bit of performance & better MPG.
 
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Gregg-O
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