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2015 Chevrolet Silverado 1500 LTZ 5.3L Lifters VIN: 1GTV2VEC5F
This truck has a collapsed AFM lifter on cylinder 7. Intake valve is not opening at all. Pulled rocker and pushrod, not bent. I don't hear any noise and according to the customer, it never did make noise. They floored it to pass somebody, heard a pop out t...
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