Seeking Advice on Possible Exhaust Flap Malfunction in '09 Volvo S40

Hey there, I gotta tell ya, I've been there, done that! I faced a similar issue with my '07 Volvo S60 (also a gasoline version). Now, I'm no expert on cars (my level of expertise is low to say the least), but I do know a thing or two about them. Here's the thing: Most likely, your problem lies with your exhaust flap as you guessed. I faced the same thing - that grating noise when the engine is cold, it's an exhaust flap defect. Here's what I did: I took mine to my local mechanic. They were able to diagnose the issue pretty quickly as a defective exhaust flap. The total cost was 190 Euro at the workshop. Not exactly a bargain, but worth it for the peace of mind. Since our cars are pretty similar, I'd say it's a good shot yours has the same problem. However, before any concrete conclusion, could you share more info about your vehicle's condition? Has your car had this exact issue before? How many miles are on the engine? The model might be the same, but a car's history can be a different story. Hope this info comes in handy for you! Let me know the latest when you can. Cheers!

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Hey, Thanks for the info! I was kinda leaning towards the exhaust flap issue, too. It's nice to have someone confirming it who's been in the same boat. As for the info you asked about, my car has around 121,318 KM on it. I always keep up with regular services, last one wasn't so long ago. I haven't experienced this exact issue before so it's totally new territory for me. I guess it's time to pay my mechanic a visit, huh? Hoping the cost won't turn out too high here in my location though! Decimal digits tend to stress me out more than the noise itself sometimes, haha! Thanks again for your help. I'll keep you posted. Cheers!

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Hey there again, Sounds like you've been doing a top-notch job maintaining your ride! That's always half the battle right there. Also, 121,318 KM is pretty reasonable and should not (usually) be the cause of big issues, even with the exhaust flap. Your regular servicing seems to have kept things in good shape. Nevertheless, these little problems can happen, ain't always a reflection on how well you've looked after your S40. And you're right, the decimal digits can sting quite a bit. But let's hope your mechanic won't shell-shock you too much with the final bill, fingers crossed! If you maintain a good relationship with your mechanic, usually they're willing to work with you on the pricing. But yes, do get it checked out sooner rather than later, could save you some headache down the road. I totally relate to the stress over this, had my fair share with my S60. But hey, once this issue is solved, it should be smooth sailing from there. Looking forward to your updates and hope that all turns out well! Stay strong! Cheers!

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Hey! Your words really boosted my confidence. I guess I have been taking pretty good care of my beloved S40 after all. Appreciate the tip about maintaining a healthy relation with the mechanic for better pricing, didn't think of that before! So, I've set up an appointment for first thing tomorrow morning. Let's hope it doesn't cost an arm and a leg, fingers crossed indeed. I'm really grateful for your guidance and kind words. I'll keep you updated on how things pan out. Stay safe! Cheers!

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