How to fix C0561 and P0404 error codes for Chevrolet Equinox 2008 ?
Thread Starter
CF Beginner
Joined: Jun 2016
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How to fix C0561 and P0404 error codes for Chevrolet Equinox 2008 ?
Make: Chevrolet
Model: Equinox
Engine: 3.4L
Year: 2008
Error codes: C0561,P0404
Knowledge level: I know little about cars
Help needed: Please help me find out what is going on and how to fix it.
Model: Equinox
Engine: 3.4L
Year: 2008
Error codes: C0561,P0404
Knowledge level: I know little about cars
Help needed: Please help me find out what is going on and how to fix it.
CF Veteran
Joined: Feb 2012
Posts: 1,428
Likes: 0
From: nebraska
the circuits at the egr valve need tested but the valve itself is a very common issue on that era of equinox, they are a bit pricey. If that ends up being your issue only use an OEM valve, numerous times I've seen aftermarket still set the code.