There are a few different solutions you can use to remove sludge and other contaminants from your car's engine, but soapy water should not be one of them.
Dear Car Fix: I have a 2004 Kia Spectra, a four-cylinder with 54,000 miles, and a 2009 Kia Rondo, six-cylinder with 4,500 miles. So obviously they are not driven much. Recently I went to the local car ...
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