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2004 Chevrolet Silverado 1500 Question: blue smoke on start up, antifreeze smell in oil



Darleneh, 4.8L V8, Arlington, WA, February 22, 2011, 12:56

on cold start blue exaust smoke, antifreeze smell in oil, no check engine light on

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  • Answer #1

    February 22, 2011, 23:30

    the blue smoke on startup sounds like worn out valve guide seals or worn valve gudes. I don't know about a coolant smell in the oil, if the oil is clean and clear there's no coolant in it. Coolant in the oil looks like a chocolate milkshake, very easy to see.
    Here's a directory link for you:

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