Chevrolet Silverado Emission

Browse Chevrolet Silverado Emission questions and answers. Choose a question that matches your symptoms.

54 discussions

Where Is The EVAP Purge System Located?

2022 CHEVROLET SILVERADO
I Just Need To Know Where This Is Located So I Can See If I Can Change It.
1 ANSWER
1 IMAGE
Asked by Jdford63

Evaporator Leak

2009 CHEVROLET SILVERADO
I Have Radiator Fluid Leaking From My Breather Tube On The Motor Side Of The Evaporator. Looking For Any Advice On How To Remove The Whole...
7 ANSWERS
1 VIDEO
5 IMAGES
Asked by Tyler Tretter

Vapor Vent Solenoid?

2009 CHEVROLET SILVERADO
Im Getting Code P0449 Vapor Vent Solenoid I Looked It Up Oreillys Autoparts Has 2 A Single Port Part Cpv16 And A 2 Port Part Cpv44 The Only...
11 ANSWERS
14 IMAGES
Asked by chriskeiser

Emissions

2008 CHEVROLET SILVERADO
Vent Valve High Circuit Code P0446. Replaced Vent Valve Fixed For About A Month. Now It Is Throwing The Same Code. When You Open The Gas Cap...
14 ANSWERS
Asked by Chasep1275565

Vapor Vent Solenoid

2007 CHEVROLET SILVERADO
Hello, Hope Someone Can Help Me. I Have Been Trying To Replace The Solenoid As Well As The Hose But Everywhere I Look The Hose Is 2-3 Times...
3 ANSWERS
Asked by medina4595

Was Told It Was Egr Code

2007 CHEVROLET SILVERADO
Engine Light Came On - Had It Checked And Was Told It Was Egr Code. Owners Manual Says To Check Fuel Cap For Closure And Possibly Fuel. Had...
1 ANSWER
3 IMAGES
Asked by awayhod

Have The Egr Location Or A Discernible Egr Placement

2005 CHEVROLET SILVERADO
It Flashed A Trouble Code Of Egr, When I Consulted A Haynes Repair Manual My Engine Does Not Have The Egr Location Or A Discernible Egr...
1 ANSWER
3 IMAGES
Asked by dennis mainord

Location On Evap Vent Solenoid ?

2005 CHEVROLET SILVERADO
I Am Getting A P0449 Engine Code Evap Vent Vlv/ Sol Malf. Every Thing I Have Read Says To Clean ( Blow Out Sol. )check Plug Connection Or...
3 ANSWERS
1 IMAGE
Asked by Canoeist3

2005 Chevy Silverado How Does The Crankcase Ventilate...

2005 CHEVROLET SILVERADO
I Purchased This Truck Used And Have Found That The Engine Uses About 1 Quart Motor Oil Per 3,000 Miles. No Leaks, No Blue Smoke, No Smelly...
1 ANSWER
Asked by baconuts

03 Chevy Puge Valve

2003 CHEVROLET SILVERADO
03 Chevy Silvarado 5.3. Can The Evap Purge Valve Cause A Lean Mixture Code? My Truck Has No Egr Valve. My Guess Is The Purge Valve Took It...
3 ANSWERS
Asked by woodyoda

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