2013/08/17 · 2003 Chevrolet Chevy C Silverado - 2WD Subject: 03-06-04-037 Supplement - EVAP Canister Installation Information - kw 4.3 4.8 5.3 6.0 8.1 bracket CEL L18 L35 LM4 LM7 LQ9 LQ4 LR4 LU3 MIL P0446 SES vent PIP3073 - 07.

2003 Silverado P0446 troubleshooting. was created by Corvus I have a 2003 Chevy Silverado 4.3L V6 Auto 240K that has been frustrating finding the cause. It is my father's truck and he took to doing the typical repairs for it, so both the vent and purge valves have been replaced, the canister, gas cap, vacuum tests, blockage tests.

What is the fix for 2003 Chevy silverado code PO446? Answer Wiki User December 26, 2009 3:18AM Check your charcoal fuel canister. I had the same problem changed the light went out. The problem fixed. Related Questions. How do you fix p0449 code on a 2003 silverado 1500? The most probable cause is a vacuum leak or a bad fuel cap. Inspect all the vacuum hoses for damage and buy a.

• 2015/05/04 · Hello, guess ill start with introductions. had a RCSB that I was making a SS out of but some drunk hit me and totaled it. but on the bright side their insurance paid for my new 03 SSS havent had much trouble with the truck till.

A very common issue with the Chevy Silverado is the P0449 code. This trouble code is a reference number that is given to you when you plug your Silverado into a A very common issue with the Chevy Silverado is the P0449 code. The code P0446 is set when the engine computer recognizes a fault or restriction at the vent control part of the Evaporative emission control system EVAP. The description of the fault varies between different car manufacturers, but.

2016/06/10 · 2003 Chevy Avalanche P0446 Post by shullo » Thu Jun 09, 2016 7:26 pm i have this code, P0446, come up on a regular bases i have replaced all components. I was told from a dealer that it could be a "ghost code". i don't want. P0446 Meaning The Evaporative System canister vent control valve is located on the EVAP canister and is used to seal the canister vent. This solenoid valve responds to signals from the Engine Control Module. When the ECM sends an ON signal, the coil in the solenoid valve is energized.

Cuando se establece el código de falla P0446 OBD II significa que uno o más de los siguientes problemas ha ocurrido: La tapa de combustible puede que esté conectada de manera incorrecta o que haya algún elemento presente.

2012/09/24 · Alright guys. Go figure Id return once I needed some advice, right? But thats what this forum is for so I hope you all can help me out some. A few weeks ago my CEL popped on. Aeroforce gauges say its P0446 Evaporative.

I have a po446/po446p codes on my 2003 silverado. The dealer replaced the evap sensor and I think the vent in late April 2017 and it's throwing the same code again in just under 2000 miles later. Mechanic's Assistant: Which.

2012/02/04 · 11-24-11 08:06 AM - Post 2161432 2003 silverado 4.8 the light came on and gave me the p0446 code. I replaced the evap vent solenoid with the new updated gm part. Light comes back on, replaced evap purge solenoid, light. Estimate to Fix Chevy P0446 Trouble Code One month ago I had to replace the battery on my Chevy Silverado. I have been driving all over since then. A couple of weeks ago I went for a smog test. It passed all other inspections but.

P0446 code definition P0446 is an OBD2 diagnostic trouble code that indicates a fault within the evaporative emission control system. Other EVAP system codes may be seen with P0446. What the P0446 code means The P0446.

P0446 is one of the many DTC that apply to certain vehicles. This code indicates the possibility of a malfunction in the vent control circuit of the EVAP. Auto Service Costs Find the prices for normal auto service activities including. 2011/03/18 · Ive read the other posts about this topic as well as my manual but Im only getting more confused as to where to start. The manual says its vent system performance and that the system will throw a code if a leak is detected. Then.

02-06-04-037D: DTC P0446 Restricted/Blocked Evap Vent Path Set, Check Engine Light On Replace Evaporative Emission EVAP Vent Valve Solenoid Assembly and Add/Relocate Filter Box Using Service Kit - Apr 16.

2003 avalanche 1500. Code p0446. I changed the vent solenoid and the engine light is still on. - Chevrolet 2003 Avalanche question Search Fixya Browse Categories Answer Questions 2003 Chevrolet Avalanche Cars & Trucks. 2003 Chevy Silverado 1500 5.3L evap emission control system vent solenoid replacement diagram Need to replace the - Chevrolet 2003 Silverado 1500 question. just part of the emission system. Wells EVAP Training with Sgt.

2015/09/10 · Code P0446- Failed EVAP vent solenoid- 2003 Yukon??? Discussion in 'Engine & Drivetrain' started by DPGDirk, Aug 31, 2015. Page 1 of 2 1 2 Next > Aug 31, 2015 at 3:56 PM 1 DPGDirk Full Access Member.

I have an 07 sierra Not Classic with a 5.3L with around 68k miles. I am getting the P0446 code. I tried to blow out the vapor solenoid valve with air and after that I couldn't even fill my tank because it wouldnt vent at all. I replaced the. I have the P0446 EVAP Emission Control System - Vent Control Circuit code, and I need some advice. This is for an '05 Silverado, and there are no other concurrent codes. I don't know much about this stuff, but I have done a lot of.

P0440, P0441, P0442, P0446 EVAP codes on GM vehicles Shops report problems with P0440, P0441, P0442, P0446 EVAP codes on GM vehicles. In order to troubleshoot any of the GM EVAP codes, it’s important to understand how the system works.

Ford 6.0L Power Stroke Diesel:: 2003 F250 - Engine Service Light Stays On All The Time my 2003 f-250 4x4 6.0 engine service light stays on all the time for about 2 weeks now it has 33,323 miles on it. it is running fine-no problems yet. no codes are showing up on a diagnostic test.

Replaced evap. Vent valve solenoid and ECM. And gas cap. Checked with a evap smoker. Still a problem. Question is, is there a Can bus module on this car. I have already smoke tested. Cleared the vent line. Pulled down gas.

P0446, P0442, P0441, P0440 CHEVY SILVERADO 1500 INFO. In this video I bring you along as I fix this 2006 Chevrolet Impala that has a glowing check engine light with a couple EVAP codes P0446, P0451. Disclaimer:. Chevrolet. Code P0440: Evaporative Emission Control System Malfunction. FIXD explains symptoms, causes, and severity of P0440. See here for a step-by-step guide on how to.

The vent solenoid on your 2003 Chevrolet Tahoe should be located under the vehicle, near the fuel tank. It may be mounted on top of one of the rear frame cross. The problem is the engine light came on and i replaced this item. 2015/08/19 · Re: P0466 Evap emission control system circuit sorry, your right i meant to put P0446. So i went out and bought a pair of jack stands and was able to find the EVAP canister you were talking about took a look at it, didnt seem to.