EVAP P0446 Code. GMC Sierra - Chevrolet Silverado

I got the P0446 Code evaporative system failure to hold vacuum. There are several things to do and I will start replacing both vent and purge solenoid valves. LINKS Some links in this section are "affiliate links", which means that if you click and buy something, I earn a small commission at no extra cost to you. Thank you for your support. EVAP SYSTEM SOLENOIDS Charcoal Canister. There are cheaper ones but none worked for me, too restrictive and gas tank was unable to vent: https://amzn.to/3XNDFth Purge Solenoid: https://amzn.to/3QN1VYt Vent Solenoid: https://amzn.to/3QN1UDT These are the links to the parts that I use for maintenance or that I have replaced when damaged. I made videos for each repair or maintenance bellow. TAILGATE SOFT OPENING Tailgate assist: https://amzn.to/4a5lPa9 VALVE COVER GASKET Felpro VS 50907 R Valve Cover gasket: https://amzn.to/3VZSkkl ALTERNATOR ACDelco 170 amps alternator: https://amzn.to/3AEc7Ou POWER TRAIN FLUIDS every 30k miles 2 qt Front differential 75w90: https://amzn.to/3AoYr6o 1.6 qt Transfer Case fluid: https://amzn.to/3V3r6ax 2.75 qt Rear differential fluid 75W85: https://amzn.to/3NaC5wU Rear diff gasket: https://amzn.to/3YPFA1b Hand pump. https://amzn.to/3GjHsoC CONTROL ARMS Lower passenger control arm. https://amzn.to/39FG3fR Lower driver control arm. https://amzn.to/3Qy2e89 Upper passenger control arm. https://amzn.to/3QBhxgn Upper driver control arm. https://amzn.to/3y20U6u CV axle nut. https://amzn.to/3Qr5m5X If you are interested in buying only the ball joints here is link: https://amzn.to/39AZXIX SUSPENSION Bilstein 5100 front suspension for 2014-2017 GMC Sierra and Chevrolet Silverado 1500. https://amzn.to/3O8o54u Bilstein 5100 rear suspension for 2014-2017 GMC Sierra and Chevrolet Silverado 1500. https://amzn.to/3y5SV8c 3 ENGINE BELTS (100K MILES) ACdelco serpentine belt: https://amzn.to/3vNUhm8 ACdelco vacuum pump belt: https://amzn.to/3IzauDs ACdelco AC compressor belt: https://amzn.to/3CvZEuf Zip ties heavy duty: https://amzn.to/4550WId TRANSMISSION FLUSH every 50k miles 5 gallons container: https://amzn.to/3mXOaHI 10 ft vinyl hose: https://amzn.to/3tJnC0I Radiator adapter in case you need it: https://amzn.to/39FJVgT ACDelco Dexron transmission fluid: https://amzn.to/3nk4HWJ Funnel. https://amzn.to/3tNAwKS AC CONDENSER PAG Oil. https://amzn.to/3OtMIIT Oil injector. https://amzn.to/3Qva0zL Freon R134a with UV dye. https://amzn.to/3bdVAny Quick charging manifold to get the Freon with dye in the system without pulling vacuum. https://amzn.to/3HzFd0I Vacuum pump and manifold kit. https://amzn.to/3y4RY0b Condenser. https://amzn.to/39At8Mi GM Genuine Parts 13579649 Air Conditioning Line O-ring. https://amzn.to/3Qvau93 ACDelco 15-31055 GM Original Equipment Multi-Purpose O-Ring. https://amzn.to/3HJ5I3N Another option for gaskets. https://amzn.to/3bkhbKY Plastic fastener removal. https://amzn.to/3N7jvCa AC COMPRESSOR Freon, tree cans. https://amzn.to/3JvpNgj Adapter for self sealing cans. https://amzn.to/3qJLvWY AC Compressor. https://amzn.to/43zKteP AC Belt. https://amzn.to/3J7OhvO Expansion Valve. https://amzn.to/3ClMxeH Desiccant and filter. https://amzn.to/3oXVvvr Extra orings and gaskets. https://amzn.to/45ZyAkc PAG Oil. https://amzn.to/3N5sWUG AC Condenser, if you choose to change it as well. https://amzn.to/3CpRsLE AC Charging manifolds, pressure gauges and vacuum pump. https://amzn.to/3oOYp5O Universal joint socket 1/4 inch drive. https://amzn.to/43qoozn TOOLS Grease gun. https://amzn.to/3y67Yz4 ACDelco chassis grease. https://amzn.to/3y6veNn LockNlub grease gun coupler. https://amzn.to/3zmz1Xr Bull pin used to line up holes in the arms bushings and chassis https://amzn.to/3O2b24C Torque wrench Lexivon 13-100Nm: https://amzn.to/3q17pFy Torque wrench Gedore 20-100NM: https://amzn.to/3qaUf8Q OTHER VIDEOS Check out my other GMC Sierra videos Installing a set of skid plates; • GMC Sierra - Silverado - Tahoe skid p... Transmission flush: • GMC Sierra - Chevrolet Silverado tran... 3 Belt Change: • 2014 GMC Sierra 1500 AC Compressor Ch... AC Condenser Change: • AC Condenser Replacement 2014 GMC Sie... AC Compressor change: • 2014 GMC Sierra 1500 AC Compressor Ch... SOCIAL MEDIA & CONTACT YouTube Channel: / butteworks Instagram: / butteworks Contact Info: email: butteworks@gmail.com