Quote:
Originally Posted by Matt TuneTime
Fyi , AFM lifters belong in the garbage can , We have seen 5 sets Bone stock 5.3 afm lifters fail in soccer mom Suv's [ GM has no solution except to replace with the same afm lifter ] Every one we have removed has wear signs ... Some with less then 2k on them ... Once you get past 15-20k they all make noise on startup ...
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Wonderful news... I just bought a Tahoe with the 5.3 and AFM...