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Thread: ticking noise in 2008 4.8 silverado

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  1. 02-10-2012 05:31 PM #1
    CHEVROLADE
    CHEVROLADE is offline Senior Member
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    check rocker arms
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  2. 02-10-2012 06:16 PM #2
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    kerrige
    kerrige is offline Senior Member
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    Sounds like piston slap. I wouldn't be too worried. I remember hearing something about the 4.8L around that year having issues.
    ECSB 2kSierra 2wd 4.8L-K&N-HPtuners-Calspeed LT's-Magnaflow-Tahoe20's-HankookRH06

    waiting to go in... 3.90s, 214/220cam
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