Car Problem Reports

Nissan Altima Loose Screws Inside Intake Manifold Can Cause Internal Damage if They Fall Out

Nissan Altima Problem
11 Reports
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Model Years Affected: 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010

Engine Affected: 2.5L 4 Cylinder

Average Mileage: 87,500 mi (79,000 mi - 96,000 mi)


Screws inside the intake manifold can become loose causing internal engine damage if they fall out completely. Our technicians report that using a strong thread locker on the power valve butterfly screws can help prevent them from becoming loose.

  • Visitor, , 2.5L 4 Cylinder, 96,000 mi

    Good thing we bought the extended warranty, engine blew due to this problem. They replaced the engine, only because we bought the extended warranty. yikes

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