I've just not messed with them much but I beleive it has to be switched on to get data, then possibly off when data flows.
I've just not messed with them much but I beleive it has to be switched on to get data, then possibly off when data flows.
1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
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