# 2000 Subaru Forester - Smokes

**URL:** <https://community.cartalk.com/t/2000-subaru-forester-smokes/194018>\
**Category:** Maintenance/Repairs\
**Tags:** subaru\
**Created:** [December 14, 2023, 7:50pm UTC](https://community.cartalk.com/t/2000-subaru-forester-smokes/194018 "2023-12-14T19:50:30Z")\
**Posts on this page:** 8\
**Page:** 1

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**Author:** ![ymurangira](https://avatars.discourse-cdn.com/v4/letter/y/3da27b/32.png) [@ymurangira](https://community.cartalk.com/u/ymurangira)\
**Post date:** [December 14, 2023, 7:50pm UTC](https://community.cartalk.com/t/2000-subaru-forester-smokes/194018/1 "2023-12-14T19:50:30Z")

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My burns oil and produces a lot of exhaust smoke, how best I can fix a such problem?

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**Author:** ![George\_San\_Jose1](https://avatars.discourse-cdn.com/v4/letter/g/e5b9ba/32.png) [@George\_San\_Jose1](https://community.cartalk.com/u/George_San_Jose1)\
**Post date:** [December 14, 2023, 8:39pm UTC](https://community.cartalk.com/t/2000-subaru-forester-smokes/194018/2 "2023-12-14T20:39:08Z")

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Your car repair shop will have to perform some tests to determine the cause. Common reasons are

- valve stem seals
- piston rings
- pcv system

And it is possible there’s more than one culprit, the exhaust smoke and the oil loss may be unrelated. What the oil consumption, in miles per quart?

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**Author:** ![davesmopar](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/davesmopar/32/41750_2.png) [@davesmopar](https://community.cartalk.com/u/davesmopar)\
**Post date:** [December 14, 2023, 11:28pm UTC](https://community.cartalk.com/t/2000-subaru-forester-smokes/194018/3 "2023-12-14T23:28:44Z")

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> [@ymurangira](#):
>
> My burns oil and produces a lot of exhaust smoke, how best I can fix a such problem?

How many miles on the engine/vehicle?? What color is the exhaust smoke??  
As George already mentioned, how much oil is it burning??

Probably a new, used or reman engine…

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**Author:** ![Purebred](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/purebred/32/46796_2.png) [@Purebred](https://community.cartalk.com/u/Purebred)\
**Post date:** [December 15, 2023, 12:01pm UTC](https://community.cartalk.com/t/2000-subaru-forester-smokes/194018/4 "2023-12-15T12:01:26Z")

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> [@davesmopar](#):
>
> Probably a new, used or reman engine

And new catalytic converters, oil has probably destroyed the cats.

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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:** [December 18, 2023, 9:46pm UTC](https://community.cartalk.com/t/2000-subaru-forester-smokes/194018/5 "2023-12-18T21:46:00Z")

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Most common problem is bad head gaskets on these.

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**Author:** ![Tester](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/tester/32/15976_2.png) [@Tester](https://community.cartalk.com/u/Tester)\
**Post date:** [December 18, 2023, 9:50pm UTC](https://community.cartalk.com/t/2000-subaru-forester-smokes/194018/6 "2023-12-18T21:50:01Z")

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![289ddd5ebec8dd28992dece60a859d9588d0d781_hq](https://global.discourse-cdn.com/cartalk/original/3X/b/d/bdbbb0aad5f2fa8a1c9a56678949bd480997fc66.jpeg)

Tester

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**Author:** ![old\_mopar\_guy](https://avatars.discourse-cdn.com/v4/letter/o/6bbea6/32.png) [@old\_mopar\_guy](https://community.cartalk.com/u/old_mopar_guy)\
**Post date:** [December 18, 2023, 10:12pm UTC](https://community.cartalk.com/t/2000-subaru-forester-smokes/194018/7 "2023-12-18T22:12:12Z")

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It is likely you’ll need either a new engine or a new car.

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**Author:** ![cigroller](https://avatars.discourse-cdn.com/v4/letter/c/c68b51/32.png) [@cigroller](https://community.cartalk.com/u/cigroller)\
**Post date:** [December 18, 2023, 10:57pm UTC](https://community.cartalk.com/t/2000-subaru-forester-smokes/194018/8 "2023-12-18T22:57:24Z")

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As has already been noted, these are signs of an engine on it’s last half of a leg.

The only cheap one you could hope for is a clogged PCV valve.
