![Hey guys I've been noticing a faint metallic rattle noise when accelerating, dealer said all heat shields are secure. What could it be? It's hard to get on video : r/COROLLA Hey guys I've been noticing a faint metallic rattle noise when accelerating, dealer said all heat shields are secure. What could it be? It's hard to get on video : r/COROLLA](https://i.redd.it/oqp07eygg2ib1.jpg)
Hey guys I've been noticing a faint metallic rattle noise when accelerating, dealer said all heat shields are secure. What could it be? It's hard to get on video : r/COROLLA
![Car is making a rattling sound on start up and acceleration, checked under the car and saw this. Anyone have any idea what it is? Is it serious enough to not drive Car is making a rattling sound on start up and acceleration, checked under the car and saw this. Anyone have any idea what it is? Is it serious enough to not drive](https://preview.redd.it/ntew3m11e9n71.jpg?width=1080&crop=smart&auto=webp&s=795b130738ed544f48b1be5e2cdc4ddff587a351)
Car is making a rattling sound on start up and acceleration, checked under the car and saw this. Anyone have any idea what it is? Is it serious enough to not drive
![rattle - 09 Mazda 6: Metallic rattling sound when accelerating at low speeds - Motor Vehicle Maintenance & Repair Stack Exchange rattle - 09 Mazda 6: Metallic rattling sound when accelerating at low speeds - Motor Vehicle Maintenance & Repair Stack Exchange](https://i.stack.imgur.com/XjTPa.jpg)
rattle - 09 Mazda 6: Metallic rattling sound when accelerating at low speeds - Motor Vehicle Maintenance & Repair Stack Exchange
![Car is making a rattling sound on start up and acceleration, checked under the car and saw this. Anyone have any idea what it is? Is it serious enough to not drive Car is making a rattling sound on start up and acceleration, checked under the car and saw this. Anyone have any idea what it is? Is it serious enough to not drive](https://preview.redd.it/2302ds11e9n71.jpg?width=640&crop=smart&auto=webp&s=ab50bbe191fd4f7297e72fd05faefc6c632ed302)