I also have a printed 16168625 and I beleive 16197427 that both say knock is B15.
Where I saw C1 and 2 I don't know but your right not on these diagrams...
I also have a printed 16168625 and I beleive 16197427 that both say knock is B15.
Where I saw C1 and 2 I don't know but your right not on these diagrams...
1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
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