my 2007 is 350 lexus is making a loud noise when i start it? on 2007 Lexus IS350

it has 92000 miles and all highway miles but very loud and embarrasing when i start it. can shut it off and restart it and doesnt make the noise

by in Springfield, MO on April 29, 2012
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1 answer
ANSWER by , April 01, 2014
i have the verey same problem with my 350. :( All iv been told is that all the 2007 s make this noise however i am sure that its not okay. i wish i had an answer for the both of us..