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#2: 11-02-2005, 01:24 PM
 
 PGT
Title: 4.7L of twin turbo fury
Rank: Donating Member
Location: DC Metro
Car: 2014 Mercedes E550 4Matic
Posts: 7,848
iTrader: (82)
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pinging noise? Like metallic? Or, just noise. Is it consistent, over bumps or random? Perhaps stickier tires are picking up stuff from the road and throwing it into the wheel wells?

Also, re-torque your lugs. They tend to loosen up after a few hundred miles.