93sc400 Code 25

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Apr 17, 2015 | 09:08 AM

#31

dricacho

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Joined: Apr 2015

Posts: 97

Likes: 1

From: California

Upstream O2 sensors are the ones on the exhaust manifold correct?

Quote:

Originally Posted by jomosc400

I ended up replacing both upstream o2 sensors to remedy the code 25 problem I was having.

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