Mercedes-Benz SLK55 AMG Problem Report

Mercedes-Benz SLK55 AMG Tapping noise due to uneven camshaft and rocker arm wear

(6 reports)
Due to uneven camshaft and rocker arm wear, lifters and rocker arms can be noisy, sounding like tapping coming from under the hood. The cam and all the rocker arms should be replaced.
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