
GM 5.3 AFM question
Hi, working on an ( 300+k ) 07 Tahoe w/ 5.7 (LMG) It has the AFM system. I have a weird issue. I have #4 rocker not moving BUT it's not sloppy loose. Does that spring on the AFM lifter take up slack? Can the lifter fail & not have the rocker be loose? Login to read more. ![]()
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