# What is this aluminium thing under my car

**URL:** <https://community.cartalk.com/t/what-is-this-aluminium-thing-under-my-car/164895>\
**Category:** General Discussion\
**Tags:** liberty, jeep\
**Created:** [May 26, 2020, 10:12pm UTC](https://community.cartalk.com/t/what-is-this-aluminium-thing-under-my-car/164895 "2020-05-26T22:12:47Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![Aimee218](https://avatars.discourse-cdn.com/v4/letter/a/e495f1/32.png) [@Aimee218](https://community.cartalk.com/u/Aimee218)\
**Post date:** [May 26, 2020, 10:12pm UTC](https://community.cartalk.com/t/what-is-this-aluminium-thing-under-my-car/164895/1 "2020-05-26T22:12:47Z")

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Heard something dragging from underneath my car. Looked underneath my car and found this aluminum like material hanging down. Wanted to know if this is important.

 ![20200526_145820](https://global.discourse-cdn.com/cartalk/original/3X/a/b/abd51538f6b54d93eca2c062cccbce44b2199f9e.jpeg)

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**Author:** ![Mustangman](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/mustangman/32/44130_2.png) [@Mustangman](https://community.cartalk.com/u/Mustangman)\
**Post date:** [May 26, 2020, 10:32pm UTC](https://community.cartalk.com/t/what-is-this-aluminium-thing-under-my-car/164895/2 "2020-05-26T22:32:12Z")

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It is a heat sheild. Yeah a bit important or the car manufacturer wouldn’t have put it there. Take it to a muffler shop so they can wire it back up.

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**Author:** ![pleasedodgevan2](https://avatars.discourse-cdn.com/v4/letter/p/ad7895/32.png) [@pleasedodgevan2](https://community.cartalk.com/u/pleasedodgevan2)\
**Post date:** [May 27, 2020, 4:51am UTC](https://community.cartalk.com/t/what-is-this-aluminium-thing-under-my-car/164895/3 "2020-05-27T04:51:06Z")

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Talk about a UFO! Ugly Flopping Object. I think some cars were designed in Roswell.

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**Author:** ![Lee\_T](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/lee_t/32/86_2.png) [@Lee\_T](https://community.cartalk.com/u/Lee_T)\
**Post date:** [June 1, 2020, 1:16pm UTC](https://community.cartalk.com/t/what-is-this-aluminium-thing-under-my-car/164895/4 "2020-06-01T13:16:22Z")

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When manufacturers started using catalytic mufflers they added heat shields because if a vehicle stops on tall grass the heat can catch the grass on fire. If you’re never around tall grass you don’t need it.

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**Author:** ![texases](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/texases/32/862_2.png) [@texases](https://community.cartalk.com/u/texases)\
**Post date:** [June 1, 2020, 2:18pm UTC](https://community.cartalk.com/t/what-is-this-aluminium-thing-under-my-car/164895/5 "2020-06-01T14:18:07Z")

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Well, many of those shields are between the converter and the body, not the ground, to protect the passenger compartment from heat. I’d get it fixed.

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**Author:** ![wentwest](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/wentwest/32/6073_2.png) [@wentwest](https://community.cartalk.com/u/wentwest)\
**Post date:** [June 1, 2020, 3:21pm UTC](https://community.cartalk.com/t/what-is-this-aluminium-thing-under-my-car/164895/6 "2020-06-01T15:21:32Z")

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It’s a big metal thing dragging on the ground under your car. It stands to reason that you get it looked at by a shop that can stop the dragging.