Just think BLM 128 is 0% fuel trim. Higher then 128 is + fuel trim... lower then 128 is minus fuel trim!
Just think BLM 128 is 0% fuel trim. Higher then 128 is + fuel trim... lower then 128 is minus fuel trim!
1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
-= =-
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