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Premium Member
2003 chevy trailblazer_lt_ext
Joined
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269 Posts
Discussion Starter · #1 ·
Does anyone know what the terms

"short term fuel trim" and "Long term fuel trim"
refer to?, and where does the pcm retrieve these values?
 

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Premium Member
2003 chevy trailblazer_lt_ext
Joined
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269 Posts
Discussion Starter · #3 ·
Thanks Ray,
It was a great read, ..........and I can go to bed knowing I learned something today:thx
 
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