Thread: Interior drone from exhaust

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  1. #1 Interior drone from exhaust 
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    My GP has some bad drone inside, especially right at cruising speeds on hwy 60-70mph. I assume that means the resonator is shot. The exhaust is all factory as far as I know, only have owned it for a yr. I don't hear an exhaust leak outside of the car.
    2004 Grand Prix GT
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  2. #2 Re: Interior drone from exhaust 
    Moderator Russosaur's Avatar
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    Check out the welds on the mufflers mine have blown out really bad and have drone like your saying, my res is also poo but its not cracked or leaking. That or its time for new mufflers.

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