3.5 EcoBoost Timing Chain Noise
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04-24-2014, 02:31 PM
Join Date: Jun 2007
Location: Corvallis, OR
Buy a new extended warranty fast!
Also, be sure and use Motorcraft oil filters. Aftermarket filters may have inadequate anti-drainback valves causing less oil pressure at startup. The chain tensioners use oil pressure so that could be the issue.
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