2005 Toyota 4runner Difference Between Fuel Induction Service Top Engine

120,000 MILES
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What is the difference between fuel induction service, top engine service, and throttle body cleaning. Are any of the two the same? Are they needed if my vehicle runs and idles fine? Thanks
Jan 19, 2013 at 11:16 AM
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ASEMASTER6371
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fuel induction and top end are the same.

throttle body is different

Roy
Jan 19, 2013 at 11:38 AM
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