Check engine light codes

Check engine light code P0449. check engine light ison,autozone says code is P0449 this is whattheir ticket says: The PCM has determined that a malfunction exists in the electrical circuit for the vent valve/solenoid in the evaporative emission control system.
https://chevroletforum.com/forum/impala-14/engine-code-p0449-chevy-impala-59857/

https://www.youtube.com/watch?v=PmK3G-OZobY

Best Manuals I don't know abut your model but i'm sure this lady here can help you

It's not a sensor an a code doesn't mean it needs replacing , could be a wiring or PCM problem ! An you don't say what make , model or year vehicle ! An you need to test before just replacing parts ! P0449 Evaporative Emission Control System Vent Valve Solenoid Circuit... EVAP Code P0449

P0449 - OBD-Codes.com

www.obd-codes.com/p0449

Detailed information on diagnosing and repairing a P0449 DTC code which refers ...P0449 Evaporative Emission Control System Vent Valve/Solenoid Circuit ... OBD-IITrouble Code Technical Description ... 2004 Chevrolet Tahoe 4.8L p0449

EVAP Code P0449 - YouTube

? 16:47
https://www.youtube.com/watch?v=AlfOSMmisPg
Mar 13, 2013 - Uploaded by realfixesrealfast
Here is a description and how to diagnose EVAP code P0449. ...Up next. Quick Easy Fix P0449 P0455 Evap Codes on ChevySilverado 2007 ...

Quick Easy Fix P0449 P0455 Evap Codes on Chevy ...

? 7:06
https://www.youtube.com/watch?v=aL5KmV1d26Y
Dec 27, 2013 - Uploaded by wagslick
Quick Easy Fix P0449 P0455 Evap Codes on Chevy Silverado 2007 .... Well clearing the error codes at auto store will not prevent it come ...

Solving a P0449 Engine Code on a 2008 Chevy Impala ...

pressanykey.simplyahobby.com/.../solving-a-p0449-engine-code-on-a-2...

601 is internal memory code.
899 is power take off code, Dealing with loss of power.
0164 is loss of communications. Again this could be loss of power.
Clear the codes. run it down the road for a while , check codes again.
If they come back, you either have a bad wire some where or the control module is bad..

These should be labelled in the fuse block. If not, shop manual should help.

Could be all related. you have the codes so just have to look at what they mean. $?

As previous post stated you may have data cable unhooked somewhere.
B0040- Second Row Right Frontal Stage 2 Deployment Control (Subfault)
B0099- Right Frontal Restraints Sensor 2 (subfault)
U1026- Loss of Active Transfer Case Control Module Communications.
U1064- I do not have a listing for that code on hand. May be able to obtain it when I get to my shop tomorrow.