P0449 chevrolet equinox

Experience Chevrolet Complete Care, † a comprehensive coverage, warranty and protection program that comes included with every new Chevrolet vehicle leased or purchased in Canada. The 2024 Chevrolet Equinox compact SUV has a spacious, detailed interior, and a distinctively stylish exterior that makes a huge impression on …

P0449 chevrolet equinox. P0089. The high pressure fuel pump actuator command is greater than or equal to 240 ° or less than or equal to 0 °. The condition exists for greater than 5 s. P228D. The actual fuel rail pressure is 3 MPa (435 psi) greater than the desired fuel rail pressure. The condition exists for greater than 5 s.

Video on the Diagnostic P0449 with or without accompanying P0455, If vehicle does not pass this test after going through described steps you will want to loo...

The autumnal equinox — more commonly known as the first day of fall — occurs on Sept. 22 at 3:21 p.m. EDT. And slowly, the seasonal ch... The autumnal equinox — more co...P069E code indicates that the FPCM has identified an issue in the fuel system and is requesting the PCM turn on the check engine light. The FPCM supplies and regulates the voltage that goes to the fuel pump and the fuel pump relay. It can be a stand-alone module or a computer integrated into the PCM. Usually, the FPCM is a stand alone module.Here I demonstrate how I replace my VVT Intake Solenoid on my 2012 equinox. Super easy process. Bought the OEM part on Amazon for much less than an auto part...The Chevrolet Equinox is an affordable, reliable vehicle with plenty of features, such as a roomy interior, a wide variety of engine options and a variety of safety features. 2. The P0089 Fault Code is a relatively minor issue and can be easily rectified by simply replacing the faulty part. 3. The cost of repair and replacement parts for the ...2012 Chevy Equinox 2.4L codes p0442 evap emissions system small leak detected and p0455 evap emissions system large leak - Answered by a verified Chevy Mechanic ... 2005 Chevrolet: Equinox..6cyl...check engine light came ... I have a 2005 suburban that has 3 codes p0300,p0449,p0445 runs good with good power but very rough idle and a bad sulfur ...

Troubleshooting P0449 error on 2007 Chevy Colorado, 5.26.2018Video documenting the troubleshooting and repair process of a vapor canister vent valve solenoid...Replacing the solenoid valve on my 2007 AWD Pontiac torrent. Process is the same for Chevrolet Equinox. I had a video issue, so I couldn't show testing the o...Replacing the sensors is the easiest move. Reasons for the cat to go bad will be related to something else wrong with the fuel management and emissions systems in the car, improper sealants or chemicals used on prior repairs causing damage to the cat. SOURCE: check engine light on, dignostic said code p0449.Chevrolet Silverado 2001 4x4 5.3 Vortec 226000 kms. Tanque de gasolina Tablero Código P0449. Mi nombre es Javier García tengo un problema me aparece el código de válvulas evaporación que está en el costado del tanque de combustible y no sé si se pueda corregir el. Problema o tengo que conseguir la válvula nada más me aparece en el ...Experience Chevrolet Complete Care, † a comprehensive coverage, warranty and protection program that comes included with every new Chevrolet vehicle leased or purchased in Canada. The 2024 Chevrolet Equinox compact SUV has a spacious, detailed interior, and a distinctively stylish exterior that makes a huge impression on …

Relays. Usage. 41. Logistic Relay (If Equipped) 42. Retained Accessory Power Relay. WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market. Chevrolet, Equinox electricity. Chevrolet Equinox mk2 (2010 - 2015) - fuse box diagram.09 equinox p0449 replaced vent solenoid & FUSE IS GOOD KEPPS SETTING CODE. it may not just be the vent need to check the circuit and lines P0449 Chevrolet Evaporative Emission Vent Valve Solenoid Malfunction P0449 Evaporative Emission Control System Vent Valve Solenoid Circuit... EVAP Code P0449.P0030 Chevrolet Code - HO2S Heater Control Circuit Bank 1 Sensor 1. How to Fix. Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.32. Reaction score. 2. Jamesmk said: I am in need of help and looking for suggestions on my misfire issues. I have had this vehicle for many years and it has 200,000 miles on it. 2008 Equinox 3.4 engine. Within the last year I had misfire in two different cylinders. I replace the spark plugs and wires and eventually the coil pack which took ...The code P0449 means the powertrain control module has detected a fault in the Evaporative Emission Control System Vent Valve (also known as the EVAP system vent solenoid valve.) Typically, the fault code P0449 gets logged when there's harmful fuel vapor escaping from the EVAP system into the atmosphere. Your vehicle's EVAP system consists ...Rear Bumper Protector. +$175. Roof Rack Cross Rails. +$395. Wheel Locks. +$125. Inventory. Compare dealer offers. Detailed specs and features for the 2024 Chevrolet Equinox including dimensions ...

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P0449 Evaporative Emission Control System Vent Valve/Solenoid Circuit Malfunction OBD-II Trouble Code Technical Description ... -=2012 Chevrolet Colorado Regular Cab=-Black Work Truck (WT), 2WD, 2.9 I-4 w/ Manual Trans. "Collie mk II" Farewell, 2006 Black Regular Cab "Collie mk I"! You served me well.Code p0449 as confirmed. Codesp0449 and p0455 also came up labeled 'permanent'. Never seen that before .. Explain please as it relates to my issue. Thanks! Dan, Expert. P0449 is related to vent solenoid circuit. P0455 means there is a evap leak. Codes may or may not be related, I'd start by dealing with the P0449 code.Performance & mpg. The 2014 Chevrolet Equinox is offered with one of two powertrains. A 2.4-liter four-cylinder engine that puts out 182 horsepower and 172 pound-feet of torque is standard across ...The most common symptom of a P0449 is an illuminated check engine light. Illuminated Check Engine Light. OBD-II code P0449 will trigger the Check Engine Light to illuminate. However, you will need to connect your vehicle to a scan tool to determine if there is a malfunction in the EVAP system vent control circuit.The P0449 engine code pertains to the EVAP system, which is the acronym for the Evaporative Emissions Control System. The purpose of the EVAP system is to absorb fuel vapor from the fuel tank to prevent it from being released into the atmosphere, which is environmentally damaging.

Chevy Equinox P0496 Meaning. P0496 is a universal OBDII trouble code. This means that regardless of which make or model of vehicle, the code will mean the same thing. The code technically stands for: Evaporative Emission System High Purge Flow. The EVAP system captures all fuel vapor from the fuel tank and sends them to the engines intake in ...Code p0300 and p0449 - 2004 Chevrolet Avalanche. Misfires consistently on cyl # 2 and 7. Swapped wires, plugs, coil packs, and injectors with the neighboring cyls, but the misfires stay with 2 and 7. Has the listed two codes. Misfires consistently on cyl # 2 and 7.A common problem with these EVAP vent valves is a broken wire inside of the insulation! The wiring will look completely fine until you pull on the harness. I...Feb 18, 2012 ... EVAP PURGE SOLENOID INSTALL 2006 CHEVY EQUINOX CHECK ENGINE ... 2006 Chevrolet equinox po455. tino scanner ... How To Fix GMC Chevy P0449 Code: ...here's what makes the first day of spring, well, the first day of spring. Originally published at The Conversation during Australia’s spring equinox last November, here’s what make...Code P0449 is a diagnostic trouble code (DTC) that indicates a problem with the evaporative emission control (EVAP) system vent control circuit. The EVAP system …So FML took it to dealership after my Livernois LS2 scanner detected a P0449 code and was told by dealership it wasn't covered under any warranties AND the part costs $300!!!!! 2008 G8 GT #868 0f 888 (Sold) Vector Motorsports 91 octane tune, VCM OTR CAI, VMS HSRK, 20" Breyton GTS matte black. 2009 G8 GT.Experience Chevrolet Complete Care, † a comprehensive coverage, warranty and protection program that comes included with every new Chevrolet vehicle leased or purchased in Canada. The 2024 Chevrolet Equinox compact SUV has a spacious, detailed interior, and a distinctively stylish exterior that makes a huge impression on …evap system vent control circuit low code p0449 - Chevrolet 2003 Silverado 1500 question. Search Fixya. Browse Categories Answer Questions . 2003 Chevrolet Silverado 1500 ... 09 equinox p0449 replaced vent solenoid & FUSE IS GOOD KEPPS SETTING CODE. Chevrolet Cars & Trucks; Open Questions: 0 answers.2 posts · Joined 2016. #1 · Aug 6, 2016. Hey All I have an 09 Traverse LS showing the P0449 code. I have already replaced the purge solenoid and had the computer reset. Light is still on. So I assume the vent canister needs to be replaced, so I purchased locally but I can't seem to find exactly where it's located underneath the truck.Equinox reset light oil chevy engine change check pontiac chevrolet tor. Chevy equinox check engine light resetAa ignition P0449 code: evaporative emission system vent control circuitCadillac srx solve p0014 valves solenoid. ... P0449 Code: Evaporative Emission System Vent Control Circuit. Check Details. P0014 - Diagnose a Rough Running GM ...2 posts · Joined 2016. #1 · Aug 6, 2016. Hey All I have an 09 Traverse LS showing the P0449 code. I have already replaced the purge solenoid and had the computer reset. Light is still on. So I assume the vent canister needs to be replaced, so I purchased locally but I can't seem to find exactly where it's located underneath the truck.

in this video I'm gonna share with you how to diagnose and Fix the cause of a P0449 Trouble code On a GMC/CHEVY truck with a 6.0L Engine, Enjoy!

Chevy equinox p0449 code diagnosis: evap system2015 chevy equinox 2.4 p0017 – diagnostic network I have a 2011 chevy equinox, these codes keep coming up p0138, p0341P0449 evap system vent valve control circuit open. ... 2010-2016 gm/chevrolet/equinox engine misfire codes p0300_p0014_p0089.The price of the 2019 Chevrolet Equinox starts at $24,995 and goes up to $32,295 depending on the trim and options. L. LS. LT. Premier. 0 $10k $20k $30k $40k $50k. shop used. We'd choose the ...P0449 code on 2004 chevrolet optra - 2004 Chevrolet Aveo. Posted by Anonymous on Feb 12, 2013. ... 09 equinox p0449 replaced vent solenoid & FUSE IS GOOD KEPPS SETTING CODE. Chevrolet Cars & Trucks; Open Questions: 0 answers. Hi, can anyone please assist with torque setting for Aveo 1.5 engine 2004.If none is found, there usually is a vent valve or a purge valve that is at fault causing these codes. Here is the definitions for these codes. DTC P0446. SYSTEM DESCRIPTION. This DTC tests the evaporative emission (EVAP) system for a restricted or blocked EVAP vent path. The control module commands the EVAP canister purge solenoid valve Open ...Edmunds' expert review of the Used 2019 Chevy Equinox provides the latest look at trim-level features and specs, performance, safety, and comfort. At Edmunds we drive every car we review ...The P0449 code is, in most cases, caused by a faulty EVAP vent valve or the wirings to it. However, depending on the car model, it could also be caused by other issues related to the EVAP system. The causes of the P0449 trouble code range from simple to more complex. For this reason, it's important to follow the diagnostic steps we provide ...P0449 - EVAP Canister Vent Solenoid Valve Control Circuit I replaced the part that has the blue O-ring on it the Valve. but you have to buy both They come as a set (GM P/N#25932571)Valve Solenoid Electrovalve cost $27.45 takes all of 5 min to take off and put the new one on. ... Chevrolet, Chevy, Avalanche, PRO-TEC, PASSlock, Midgate, the ...

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Beyond being a generic code, this specific number or identifier refers to an issue in the evaporative emissions system, specifically the circuit that controls the vent. This problem is likely detected by one of the designated systems: (1) the powertrain control module, (2) the engine control module or (3) the engine management computer.Tech Notes. In rare instances, the P0011 and or P0014 diagnostic codes are set in the ECM as history or current. If the diagnostics do not lead to a resolution, remove the camshaft solenoids, and inspect the screens for debris. If debris is present, clean off the screens with brake cleaner. Reinstall the solenoids and evaluate if the DTC still ...09 equinox p0449 replaced vent solenoid & FUSE IS GOOD KEPPS SETTING CODE. it may not just be the vent need to check the circuit and lines P0449 Chevrolet Evaporative Emission Vent Valve Solenoid Malfunction P0449 Evaporative Emission Control System Vent Valve Solenoid Circuit... EVAP Code P0449.Performance & mpg. The 2014 Chevrolet Equinox is offered with one of two powertrains. A 2.4-liter four-cylinder engine that puts out 182 horsepower and 172 pound-feet of torque is standard across ...Equinox (chevrolet) 2005 codigo p0449P0449 code on my chevy avalanche 2008 lt, 5.3 l flex fuel. truck runs P0449 evap system vent valve control circuit openP0455 code chevy tahoe. I have a 2011 chevy equinox, these codes keep coming up p0138, p0341P0191 chevy equinox I have a 2019 chevy equinox with the check engine light on and thisChevy ...Code P00F4 Chevrolet Description. The Intake Air Humidity Sensor measures the ambient humidity of the air in the sensor bore. The signal varies with intake air humidity and is displayed by the scan tool as duty cycle %. The Engine Control Module ( ECM) applies 5 V to the circuit. The signal circuit is shared by the humidity sensor and the ...The battery in a 2015 Chevrolet Equinox is on the right side of the engine compartment, in front of the fuse block and under the vehicle’s main computer unit. For convenience, remo...Condiciones para Eliminar la MIL/DTC Código de falla P0449. • El módulo de control APAGA la luz indicadora de mal funcionamiento (MIL) después de 3 ciclos de ignición consecutivos en que el diagnóstico se ejecuta y no falla. • El DTC actual, Última Prueba Fracasada, se borra cuando el diagnóstico se ejecuta y pasa.Code P0101 may appear on some Chevrolet vehicles, including on a 2005 Chevrolet Silverado 1500 5.3L V8. ... DTCs P0068, P0102, P0103, P0106, P0107, P0108, P0120, P0220, P0442, P0443, P0446, P0449, P0452, P0453, P0455, P0496, P2135 are not set. The engine is cranking or running. The ignition 1 signal is between 11-18 volts.Jan 12, 2022 · Hey YouTube Fam, I gotta Chevy Equinox in the shop with a large EVAP leak. The customer desperately needed to get her emissions. Here in Georgia, you can’t ... =====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈=====Engine Code P0411 Saving Repair Parts... ….

The ECM grounds the EVAP canister vent solenoid valve control circuit through an internal switch called a driver. The ECM monitors the status of the driver. A scan tool will display the commanded state of the EVAP canister vent solenoid valve as ON or OFF. P0449. Ignition ON, engine OFF, command the EVAP vent solenoid ON and OFF with a scan tool.P0449 Evaporative Emission Control System Vent Valve/Solenoid Circuit Malfunction OBD-II Trouble Code Technical Description ... -=2012 Chevrolet Colorado Regular Cab=-Black Work Truck (WT), 2WD, 2.9 I-4 w/ Manual Trans. "Collie mk II" Farewell, 2006 Black Regular Cab "Collie mk I"! You served me well.P0449 and the other one which relates. onw points to the purge valve up front by the throttle body- which is the one that usually goes. then theres the 2nd one. up by the gas tank.... which is replaced less frequently. The only thing I can tell you is drive the car until your close to running on fumes. No need to battle with all the gas weight ...Spark plugs EGR valve Code P0449 I had a P0449 code so I changed purge and vapour canister valves, code shut off! Then I got a P0445 code and changed all my spark plugs and egr valve, bought new gas cap and still can't figure out wha…When it comes to upgrading your Equinox Chevy, there are a plethora of accessories available that can enhance both its performance and style. Whether you’re looking to add a touch ...2004-2012 Chevrolet Colorado Forum / GMC Canyon. Engines/Performance/Tech Questions Another P0449 Thread - this time a wiring problem ... Hi guys, A year or two ago I threw the P0449 code, and with the info here changed out the EVAP solenoid valve and adapter harness. But the fault did not clear and I didn't bother digging deeper.Chevy hhr 2010 p0011 Chevy p0011 cruze impala malibu camshaft actuator p0010 solenoid Equinox vvt p0011 solenoid 4l solenoide ecotec P0010 / p0011. ... Chevrolet Malibu Forums. ... 2000 chevy malibu with engine codes p0443 and p0449. otc 3774 scan tool Chevy solenoid p0011 malibu p0010 intake exhaustMalibu impala p0011 p0010.09 equinox p0449 replaced vent solenoid & FUSE IS GOOD KEPPS SETTING CODE. it may not just be the vent need to check the circuit and lines P0449 Chevrolet Evaporative Emission Vent Valve Solenoid Malfunction P0449 Evaporative Emission Control System Vent Valve Solenoid Circuit... EVAP Code P0449. P0449 chevrolet equinox, A vehicle’s EVAP system is extremely complex and varies in design between all makes and models. Therefore, it is best to seek the expertise of a professional mechanic who can properly diagnose ..., I loved this car in the beginning - now I HATE IT!!!! - Amanda B. , Eagan, MN, US. Maximize. The 2008 Chevrolet Equinox has 12 problems reported for hesitating during acceleration. Average repair ..., 2012 Chevy equinox p0449, Chevy Cruze P0449 Definition. P0449 is a universal OBDII trouble code. This means that regardless of which make or model of vehicle, the code will mean the same thing (Cruze or not, as long as it was manufactured after 1996). P0449 indicates that the valve or solenoid circuit that controls the evaporation system is not functioning properly., STEP 1: USE FIXD TO ENSURE NO OTHER ENGINE CODES ARE PRESENT. Use FIXD to scan your vehicle to verify P0455 is the only code present. If other codes are present, they must be addressed first. If it is paired with P0441, P0440 and/or P0456, there is most likely a solenoid failure or a more complex EVAP leak., The severity level of code P0449 is medium. The car will be able to keep going, but the emissions will increase. Which, in practice, will not allow the vehicle to pass the toxicity test. ... Chevrolet (Avalanche, Equinox, Impala, Silverado, Tahoe, TrailBlazer, Venture) GMC (Sierra) Hummer (H2, H3) Hyundai (Elantra, Sonata, Tiburon, ix35), When it comes to upgrading your Equinox Chevy, there are a plethora of accessories available that can enhance both its performance and style. Whether you’re looking to add a touch ..., 11 posts · Joined 2021. #5 · Mar 17, 2022. 2019 LT, got a p0449, went through the motions of the valve under the hood, light still on. Had it looked at by the dealer, dealer says harness is bad. Anyone have a part number for the evap harness? Only thing I can find harness related is the engine harness., The 2013 Chevrolet Equinox has 2 different fuse boxes: Engine Compartment Fuse Block diagram. Instrument Panel Fuse Block diagram. Chevrolet Equinox fuse box diagrams change across years, pick the right year of your vehicle: Engine Compartment Fuse Block. 56., Jul 28, 2018 · A professional shop can use a smoke machine to test precisely where your Equinox’s EVAP system is leaking from. Purge Valve. The vapor canister purge valve is a common cause of the P0442 trouble code and the Chevy Equinox. The purge valve lets fuel vapor out of the charcoal canister and into the intake manifold. They are easy to replace. , The P0446 fault code is related to the Evaporative Emission (EVAP) system in your automobile. It specifically tests for any restrictions or blockages in the EVAP vent path, which can cause excessive vacuum pressure to build up in the system. When this fault code is triggered, the Engine Control Module (ECM) commands the EVAP purge solenoid ..., Chevrolet Silverado 1500 (New Model) 2019 2019 Equipped with 5.3L L82, 5.3L L84, 6.2L L87, 4.3L LV3, 2.7L L3B, or 3.0L LM2 Silverado 1500 2020 2021 ... P0443 P0449 P0451 P0452 P0453 P0454 P0458 P0459 P0480 P0498 P0499 P057B P057C P057D P057E P058A P058B P058C P058D P058E P058F P0615 P0616, Styling. 4.3. Value. 4. View All Trims. View All Cities. Test drive Used Chevrolet Equinox at home from the top dealers in your area. Search from 23912 Used Chevrolet Equinox cars for sale, including a 2012 Chevrolet Equinox LS, a 2013 Chevrolet Equinox LT, and a 2014 Chevrolet Equinox LT ranging in price from $999 to $123,456., Starting at: $48,800† (As Shown: $60,340† ) Bold & stylish design meets electrified performance in the first-ever all-electric Blazer EV. Overview Build & buy. ADDITIONAL SHOPPING TOOLS. The first-ever all-electric 2024 Chevy Equinox EV is built with a balance of SUV capability, modern technology, & convenient features for your everyday life., Test EVAP Purge Solenoid on GMC Terrain Equinox. The EVAP purge solenoid is located on the right side of the motor. If you are having issues with EVAP Purge ..., Video shows how I fixed a broken wire that was causing a constant check engine light to be on. The light was caused by trouble code P0452 - open circuit on ..., Jan 7, 2023 · The P0449 code is, in most cases, caused by a faulty EVAP vent valve or the wirings to it. However, depending on the car model, it could also be caused by other issues related to the EVAP system. The causes of the P0449 trouble code range from simple to more complex. For this reason, it’s important to follow the diagnostic steps we provide ... , An ignition voltage is supplied to the evaporative emission (EVAP) canister vent solenoid valve. The control module grounds the EVAP canister vent solenoid valve control circuit to close the valve by means of an internal switch called a driver. The scan tool displays the commanded state of the EVAP canister vent solenoid valve as ON or OFF., The 2024 Chevrolet Equinox starts at roughly $26,600 for the LS trim with front-wheel drive. The LS comes with niceties like wireless smartphone connectivity, a Wi-Fi hot spot and numerous driver-assistance features. The LT trim ($29,459) adds features like heated front seats and a power liftgate., Mileage: 68,897 miles MPG: 26 city / 32 hwy Color: Gray Body Style: SUV Engine: 4 Cyl 1.5 L Transmission: Automatic. Description: Used 2019 Chevrolet Equinox LT with Front-Wheel Drive, Smart Key, Led Lights, Full Size Spare Tire, Independent Suspension, Compact Spare Tire, Front Stabilizer Bar, Keyless Ignition, USB Audio Interface, Black ..., Save up to $7,795 on one of 34,229 used 2022 Chevrolet Equinoxes near you. Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools., The P0449 code is a common diagnostic trouble code (DTC) that is specific to Chevrolet Silverado vehicles. This code is related to the EVAP (evaporative emission control) system and indicates an issue with the vent valve/solenoid circuit. The EVAP system plays a crucial role in controlling vehicle emissions by capturing and storing fuel …, Jan 20, 2024 · Equinox (Chevrolet) 2005 codigo P0449 - YouTube. Check Details. P0449 Engine Code - Diagnosis & Troubleshooting - EVAP Failure. Check Details. P0449 2012 Chevy ... , The PCM (powertrain control module, also known as ECM or engine control module in other 2018 Chevrolet Equinox makes) monitors and controls the EVAP system, and commands the purge and vent valves to open., 2008 Chevrolet Equinox. engine light comes on at intermittent intervals replaced gas cap. light went off for a day then came back on. on the cannister by the fuel tank. Black in color, has 2-3 lines going into it and a small ele. connector going into it. And he is right it sits right beside the gas tank., The Chevrolet Impala for years topped the full-size Chevy model lineup. Check out these illustrated Impala profiles, starting with the 1958 original. Advertisement The Chevrolet Im..., Cost to Drive Cost to drive estimates for the 2020 Chevrolet Equinox L 4dr SUV (1.5L 4cyl Turbo 6A) and comparison vehicles are based on 15,000 miles per year (with a mix of 55% city and 45% ..., The fuel rail pressure sensor keeps the powertrain control module (PCM) aware of the pressure levels in the fuel rail, so that the computer knows how much fuel the engine needs. When the PCM receives an irrational signal from the fuel rail pressure sensor, the module logs the P0191 code. What Does the P0191 Code Mean?, The muscle-car era inspires images of powerful, iconic V-8s powering sleek cars down the road with a throaty grumble. However, many classic cars came with inline-six-cylinder engin..., In case the ECM detects a problem in the vent valve circuit, it will set DTC P0498, "Evaporative Emission (EVAP) System Vent Valve Control Circuit Low," and illuminate the MIL. Depending on the automaker, the vent valve may be called the canister close valve (CCV) or vent shut valve., xenon. 2618 posts · Joined 2010. #2 · May 20, 2013. KLEACH said: Engine light was on.. Brought to dealer.. said that the code was P0449 and that we needed part #20907779 plus a hose for a total fix of $432. ACDelco shows that part costing $81., Jan 27, 2023 ... Which Compact SUV is better. The Chevrolet Equinox or the Mitsubishi ... P0449 Check Engine Light Code 2008 Chevy Equinox SOLVED!!! FIXED ..., Sep 21, 2015 · GM Customer Care. H. HFV6. 337 posts · Joined 2015. #3 · Sep 21, 2015. The vent valve is mounted on top of the canister. Those codes point to the vent valve. P0449 - Vent Valve Circuit Malfunction. P0455 - Large Evap Leak Detected.