Chevy tahoe p0455

According to the GM service bulletin, in some 2011-2013 Chevy, Buick and Cadillac vehicles the code P0442 might be caused by the leaking EVAP Vent Solenoid (CVS). The vent solenoid must be tested under vacuum and replaced if leaking. Another GM service bulletin 02-06-04-037J for Chevy Silverado / GMC Sierra recommends replacing the vent valve ...

2000 - 2006 Tahoe/Yukon/Escalade Models. Engine & Drivetrain . Need help figuring out changing codes - P0455 to P0172/P0175 ... P0455 to P0172/P0175. Thread starter slowride; Start date Mar 17, 2021; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. If you click them and make a purchase, we may ...JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals. Code c0455, C0455 and yes and have replaced the steering wheel sensor, Trailblazer 2006, Yes and I have replaced the - Answered by a verified Chevy Mechanic.What Does the P0454 Code Mean? Diagnostic trouble code (DTC) P0454 stands for “Evaporative Emission System Pressure Sensor/Switch Intermittent.”. The EVAP System. A typical EVAP system consists of a charcoal canister, a purge valve/solenoid, a vent control valve/solenoid, an EVAP emission pressure sensor, as well as other metal tubes and rubber hoses.Here is how I replaced my EVAP purge solenoid valve after getting a P0445 (and tighten fuel cap) OBD-II error code on my Chevy Tahoe. This procedure will be...P0446 Causes. Missing, defective, damaged, or loose gas cap (most common) Defective EVAP Canister Vent Control Valve. Distorted, damaged or cracked Fuel Tank Filler Neck. Torn or punctured Evaporative system hose (s) Defective Fuel Tank Sending Unit gasket or seal. Split or damaged Carbon Canister.Examples of other diagnostic trouble codes pertaining to the EVAP system include P0440-P0449, P0452-P0453, and P0455-P0456. Diagnosis and repair of trouble code P0440 can vary depending on the vehicle manufacturer. ...The P0442 trouble code is related to the Evaporative (EVAP) Emission Control System. The Evaporative Emission Control System restrains fuel vapors from escaping into the atmosphere by enclosing the fuel system of the vehicle. P0430 Code 🚗 Meaning, Causes, Symptoms, and Fixes. There could be many causes behind this code.

It was most likely caused by your gas cap not being tightened enough or the seal is wearing out. Overfilling wouldn't cause that code. Any auto parts store can clear the code for you. *under construction*. esox07 · #4 · Nov 12, 2013. Yes, From what I have experienced, overfilling your tank can cause this code.Labor: 1.0. To diagnose the C0321 Chevrolet code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.A code P0300 may mean that one or more of the following has happened: Faulty spark plugs or wires. Faulty coil (pack) Faulty oxygen sensor (s) Faulty fuel injector (s) Burned exhaust valve. Faulty catalytic converter (s) Stuck/blocked EGR valve / passages. Faulty camshaft position sensor.PO452 Fix! .....Fuel tank Pressure regulator.Check out My Amazon Auto Accessories Store! Lets make that Weekend job less Painful! ...Install the oil pressure sensor (706) and washer (707). Tighten Tighten the sensor to 35 N·m (26 lb ft). If not equipped with active fuel management, perform the following step, using J 41712 or equivalent. Install the oil pressure sensor (706) and washer (707). Connect the engine harness electrical connector (1) to the oil pressure sensor.Aug 11, 2018 · System Gross Leak. When there is a large leak in the Chevy Tahoe’s EVAP system, it will throw the P0455 OBDII Code. P0455 indicates a large leak in the evaporative emission control system. (EVAP). There are different leak size codes. For example, P0456 means your Tahoe has a small EVAP leak.

Scanned for codes p0442,p0449,p0455,p0496,p0121 - Answered by a verified Chevy Mechanic. We use cookies to give you the best possible experience on our website. ... Hi, my chevy tahoe 2004 check light is on. I put the OBDII scanner and show P0496, ...The code indicates that the solenoid is shorted (an open would mean a broken winding or a cut wire).If the trigger wire (the ground that cycles) is shorted to power it can also store this code. Code P0445 …While some trouble codes leave vehicle owners with a plethora of possible causes, the P0449 code likely only has one of three possible causes. First, the vent valve in the evaporative emissions system might be faulty. Second, the connection, wires, or circuits in the system might be having a connectivity issue that is causing a false reading.P0151 code warns about a fault with the upstream oxygen sensor on Bank 2. The code P0151 is similar to P0136, P0137, and P0131. This code warns about a fault with the upstream oxygen sensor on Bank 2. Bank 2 Sensor 1 …

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P0405 is a generic code showing that the engine control module (ECM) determined that the exhaust gas recirculation (EGR) sensor has gone below the specified range. The ECM is designed to run through self-checks and evaluate if the sensor is working as intended. If the range is off, the Check Engine Light comes on.**Want to own the tools I use ?? Click on the amazon link below to get my top 5 Tools I use**Automotive Test Light- https://amzn.to/3z1PdxaFlexible Backprobe...Check out my social media!!!!!Here is a new video from the first video i did and had a really annoying music i learned from my mistakes and recreated this ne...Sorry P0449 P0455. 2010 Silverado 1500. Nothing yet, was looking up the codes. That's - Answered by a verified Chevy Mechanic. We use cookies to give you the best possible experience on our website. ... 2007 Chevy Tahoe 5.3L codes p0442, po455, ...Z71 is an off-road trim package that is available on some Chevrolet Suburbans, Tahoes and pickup trucks. While the exact features of a Z71 trim package can vary from one model to another and one year to another, the package generally includ...

Notices. Tahoe & Suburban The power, space, and brutal towing ability make the Tahoe and its longer sibling, the Suburban, arguably the best full size SUV's on the market today. Platform: GMT 400, 800, 900. Sub-Forums: Tahoe & Suburban. Search this Forum.Code P0455 Chevrolet Tech Notes. The P0455 code means that the control module has detected a small leak in the Evaporative Emission (EVAP). A loose fuel tank filler cap is the most common cause that will trigger the P0455 code. There is a factory service bulletin for all the models from 2000 through 2021. The factory states that there are seven ... 2002 Chevy Tahoe with 5.3L engine 4WD, replacing emission vent solenoid using part number 19207762 (1999-2003 Model Year) Solenoid Kit, EVAP Emission Canister Vent Valve. ... Chevy Impala: OBD2 Code P0455..Emissions..Control System..Leak. Chevy Impala 2007. OBD2 Code P0455, "Evaporative Emissions Control System Leak Detected (gross leak)." Any ...Something on your fuel pump module must be broken. I have the same issue but it is due to corrosion of the top of the fuel pump module. (P0455 large evap leak). You can drop the tank to easily change the fuel pump module or a lot of people will remove the box or even just tilt it up to get at the fuel module without dropping the tank.Shop for New Auto Parts at 1AAuto.com http://1aau.to/c/240/A/evap-emission-control-system-partsEVAP Explained! It's one of the most common OBDII trouble code...SOURCE: 2006 5.3ltr chevy silverado z71 p0455 andp0449 These codes are for the evaporative emission system.The 455 is the vent solenoid.The 455 is a large leak in the evap.system.The vent solenoid I would replace because they go bad and will not work because they are under the vehicle in the rear of the truck.There is a bulletin for these and the vent valve is installed in another spot.The ...2007 - 2014 Tahoe/Yukon/Escalade Models. Engine & Drivetrain . 2008 Escalade P0455, P0172 & P0175, pulling my hair out. Thread starter 93M6Formula; Start date ... 2008 Escalade P0455, P0172 & P0175, pulling my hair out. Thread starter 93M6Formula; Start date ...The fuel level sensor measures the amount of fuel in the fuel tank and sends its readings to the instrument panel and the computer in charge of the engine. While most sensors are standalone parts, some models are integrated into the fuel pump.In the case of the latter, a faulty sensor will force the replacement of the entire fuel pump.Oct 21, 2020 · Engine Code P0455: Evaporative Emission Control System Leak (Gross). EVAP System has a gross leak. Engine Code P0455 means the Evaporative Emissions System is now detected with a large leak,... The code indicates that the solenoid is shorted (an open would mean a broken winding or a cut wire).If the trigger wire (the ground that cycles) is shorted to power it can also store this code. Code P0445 …

Possible cause of codes p0455 on my 2006 chevrolet tahoe. 2006 Chevrolet Tahoe. Asked by kturkson1 in Brooklyn, MD on . May 25, 2013. ... 2006 Chevrolet Tahoe Estimates. Oxygen Sensor Test ($35 - $44) in Sterling, VA. Diesel Injection Pump Replacement ($1,642 - $2,829) in Auburn Hills, MI.

Sorry P0449 P0455. 2010 Silverado 1500. Nothing yet, was looking up the codes. That's - Answered by a verified Chevy Mechanic. We use cookies to give you the best possible experience on our website. ... 2007 Chevy Tahoe 5.3L codes p0442, po455, ...RASMATAZ. CERTIFIED MECHANIC. Try erasing it with a scantool-go to Autozone and have them do it for free-if it continues to pop the code- P0455 - Evaporative Emission Control System Leak Detected (gross leak) SPONSORED LINKS. Was this. answer.code p0455 repairpal p0455 code chevy for evap system small leak detected 2008 chevy tahoe code p0455 obd codes com chevy purge solenoid fix p0445 youtube chevrolet tahoe 4x4 i have a 07 tahoe getting the p0455 find a chevy tahoe near me vehicle locator chevrolet.ChristianH1123. CEO/Lead Technician. Associates of Applied Scien... 2,513 satisfied customers. Check engine light is on code P0455 and P0327 is on after. Check engine light is on code P0455 and P0327 is on after replacing knock sensors on a Chevy express 2500 4.8L … read more.Something on your fuel pump module must be broken. I have the same issue but it is due to corrosion of the top of the fuel pump module. (P0455 large evap leak). You can drop the tank to easily change the fuel pump module or a lot of people will remove the box or even just tilt it up to get at the fuel module without dropping the tank.=====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈==== How to Fix P0442 =====Engine Code P0442 Saving Repair P...One of those has been chasing a P0455 code. I was able to get a smoke machine hooked up this morning and found my issues. Multiple holes in the evap hoses (See pics). ... '07 Chevy Tahoe LTZ driver seat movement. Latest: swathdiver; 19 minutes ago; Audio & Electronics. 0. 2002 Tahoe LT 2wd. Latest: 02TahoeTX; 29 minutes ago; Exterior. 1.HOW TO FIX CODES P0351 P0352 P0353 P0354 P0355 P0356 P0357 P0358 IGNITION COIL PROBLEMProducts used in the video: DiagLink OBD Scanner: http://amzn.to/2hPUb...Dec 29, 2015 · P0455 on Tahoe 2007. Faustof; Jul 25, 2023; Engine & Drivetrain; Replies 1 Views 344. ... 2015 - 2020 Tahoe/Yukon/Escalade Models. Engine & Drivetrain. Tahoe Yukon Forum

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In modern cars, the purge valve is an electrically-operated solenoid, that is controlled by the engine computer. When the engine is off, the purge valve is closed. When the engine is running and fully warmed up, the engine computer pulses the purge valve open allowing some amount of fuel vapors to be purged from the charcoal canister and burned ...What is the Cost to Diagnose the Code P0053 Chevrolet? Labor: 1.0. The cost to diagnose the P0053 Chevrolet code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.=====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈== How to Fix CHEVROLET P0420 ==Engine Code CHEVROLET P0420 Savin...The P0496 code indicates that there's an incorrect amount of intake vacuum flow occurring in the car's EVAP system. Any time this vacuum is higher than what the computer determines is appropriate, the codes will be set. While this code can occur with all brands, it appears to be most common with GM vehicles.What Does the P0454 Code Mean? Diagnostic trouble code (DTC) P0454 stands for "Evaporative Emission System Pressure Sensor/Switch Intermittent.". The EVAP System. A typical EVAP system consists of a charcoal canister, a purge valve/solenoid, a vent control valve/solenoid, an EVAP emission pressure sensor, as well as other metal tubes and rubber hoses.Some V engines will have 2 knock sensors in the valley under the intake, and on those engines, the knock sensors are in "wells" covered with a rubber grommet. If a grommet leaks, water will flood the sensor and ruin it. This happens a lot on the 4.8/5.3/6.0L Chevy V8s.Oct 2, 2013 · Hello--Have a 04 Chevy Monte Carlo, Ck Engine Light came on, the P0455 code was diagnosed. Chevy dealer installed a new gas cap, and replaced evap vent solenoid, did smoke test. ($400.00)... Jan 7, 2022 · In this video I bring you along as I diagnose the EVAP system on this 2007 Chevrolet Silverado Classic 1500. A couple of quick tests and we have the problem ... ….

Chevrolet Tahoe 4x2: 2007 Chevy Tahoe 5.3L codes p0442, po455, 2007 Chevy Tahoe 5.3L codes p0442, po455, po496. not sure what to do with this but i need to get this check engine light off. thanks for help in advance! good day …Edit: your engine code P0455 could also be set by a faulty differential pressure sensor, located on top of the fuel tank. George_San_Jose1 June 11, 2017, 1:12am 22. Another idea to try, when this hard to start things happens push the gas pedal all the way to the floor and hold it there for the next start attempt. Does it start ok then?To fix the P1516 code, you will need to diagnose the throttle actuator control module and its wiring. If you find any problems with these, you need to repair or replace them. You’ll also want to inspect the pedal position sensor and throttle body. You should also clean the throttle body if it’s dirty.HOW TO FIX CODES P0351 P0352 P0353 P0354 P0355 P0356 P0357 P0358 IGNITION COIL PROBLEMProducts used in the video: DiagLink OBD Scanner: http://amzn.to/2hPUb...In the majority of cases, a bad rear knock sensor is the cause of the P0332 trouble code lighting up the check engine light on your Chevrolet Silverado (Suburban, Tahoe) GMC Sierra (Yukon, Yukon XL). The 4.8L, 5.3L, and 6.0L engines are notorious for rear knock sensor failure from corrosion due to moisture. Other things that can cause a P0332 ...P0455 and p0449. 08 avalanche 5.3 lt. Replaced gas cap and evap canister. Same as usual. No that's it - Answered by a verified Chevy Mechanic ... Chevrolet Tahoe LT: 2006 Tahoe LT. Getting a p0455 p0449 and. 2006 Tahoe LT. Getting a p0455 p0449 and p0442. Replaced the gas cap and canister vent solenoid. Inspected hoses. …Popular Engine Codes p0420 code p0172 code p00171 code p0128 code p0300 code p0456 code p0430 code p0442 code p0455 code p0113 code. Fixed It But The Check Engine Light Is Still On? Check engine light sometimes need to be reset manually, check out our article: ... Chevrolet Suburban vs. Chevrolet Tahoe | 2023 Comparison + The Best Model Year ...Labor: 1.0. The cost to diagnose the C0242 Chevrolet code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.2007 - 2014 Tahoe/Yukon/Escalade Models. Engine & Drivetrain . 2008 Escalade P0455, P0172 & P0175, pulling my hair out. ... Issues with P0455. galvez83; Feb 3, 2023; Engine & Drivetrain; 2. Replies 11 Views 2K. Apr 4, 2023. George Owens. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link. Forum statistics. Chevy tahoe p0455, The diagnostic trouble code is the code your OBD generates to tell you something is wrong. The DTC allows you to home in on the system that is not functioning properly. For example, if your vehicle's OBD detects a leak in the evaporative emission system, you may see a P0442 code. On most vehicles nowadays, there are hundreds of possible DTCs ..., Code P0455 Chevrolet Tech Notes. The P0455 code means that the control module has detected a small leak in the Evaporative Emission (EVAP). A loose fuel tank filler cap is the most common cause that will trigger the P0455 code. There is a factory service bulletin for all the models from 2000 through 2021. The factory states that there are seven ..., Conclusion. P0446 is a diagnostic trouble code (DTC) associated with a vehicle’s evaporative emissions control system. It signifies an issue in the vent control circuit in your Chevy Tahoe’s EVAP system, which prevents fuel vapor from being released into the atmosphere. A prevalent issue with the Chevy Tahoe is the P0446 code., Chevrolet Tahoe LTZ: I have some of the same codes for 2007. ... Chevrolet Equinox: I am getting codes p0405 and p0455 on my. I am getting codes p0405 and p0455 on my 2005 Chevy Equinox. I have already replaced the EGR valve (the Siemens style valve) but am still getting those two codes., 2005 Chevy Colorado Z71 Crew Cab 4x4 5 cylinder w/ auto trans. 89,000 miles. Pops OBD codes P0455 and P0506. I replaces the gas cap with a brand new one and disconnected the battery to reset the compu … read more, 2007 - 2014 Tahoe/Yukon/Escalade Models. Engine & Drivetrain . 2008 Escalade P0455, P0172 & P0175, pulling my hair out. ... 2008 Escalade P0455, P0172 & P0175, pulling my hair out. Thread starter 93M6Formula; Start date Sep 1, 2022; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. If you click ..., P1516 is a very common trouble code. It is a GM ONLY code, which means that it has the same meaning only for GM vehicles, such as the Chevy Tahoe. A P1516 for a Hyundai, for example, means something totally different. Trouble code P1516 lets you know that the Throttle Actuator Control (TAC) Module has a performance issue related to it's position., P0442: Evaporative Emission System Small Leak Detected. P0455: Evaporative Emission System Large Leak Detected. Information. Refer to the Service Procedure below for …, The wheel speed sensor is a variable reluctance device usually mounted to the steering knuckle, wheel hub, brake backing plate, transmission tailshaft, or differential housing.It monitors the wheel speed and sends input to the anti-lock control module whenever one wheel starts to slow down at a faster rate than the others., 2007-2014 Chevy Tahoe P0455 EVAP System Large Leak Detected Video on diagnosing and repairing a P0455, which is an EVAP large leak detected code on a 2007 - 2014 Chevy Tahoe. ... 2014 Chevy Tahoe. To view the full video, you must be a member and have a Video Access Key. THIS VIDEO MIGHT BE RELATED TO THE ONE YOU'RE …, A check engine light for the Chevrolet P0128 code means that the fuel system is running too lean. Find out how to fix it in this article! 1. Year. 2. Make. 3. Model. 4. Trim. 5. ... Popular Engine Codes P0420 P0172 P00171 P0128 P0300 P0456 P0430 P0442 P0455 P0113. Fixed It But The Check Engine Light Is Still On? Check engine light …, 2006-2010 HUMMER H3. 2005-2009 Saab 9-7X. The P2128 trouble code refers to Accelerator Pedal Position (APP) Sensor 1-2 Correlation., YES! Your description is EXACTLY what my Tahoe has been doing the past 2 months. Whenever I sit in idle for too long (@ the bank, line at McDs etc) the check engine comes on sometime that day. I have 95,400 miles on my 2015 LTZ and and extended warranty. Taking the kiddos to school/daycare and then to the office., P0455 on Tahoe 2007. Faustof; Jul 25, 2023; Engine & Drivetrain; Replies 1 Views 344. ... 2015 - 2020 Tahoe/Yukon/Escalade Models. Engine & Drivetrain. Tahoe Yukon Forum, This is the quick and easy way to clear the P0449 and p0455 codes on a Chevy Silverado. Process is similar for all Silverados. ...more ...more Simple Checks For P0455 Evap Large Leak ⚙️Homie..., Getting down to the bottom of the gas smell, hooked up the scanner tool, and got a P0455 engine code.#P0455 #chevysuburban #gassmell, SOURCE: What does diagnostic code PO455. A code p0455 most likely means one or more of the following has happened: A loose or improperly affixed gas cap. A non-conforming gas cap (i.e. not factory/original brand) Other leak or damaged piece in EVAP system. With a p0455, the most common repair is to:, GM P0300 Causes. Multiple misfires can be caused by many reasons from a faulty ignition system, fuel system, or internal engine failure. The most common reason for this to happen is faulty or worn-out spark plug coil packs, especially if it's been a while since you had a tune-up. Faulty or worn spark plugs and/or spark plug wires., Labor: 1.0. The cost to diagnose the C0242 Chevrolet code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour., Chevrolet Master. 15,087 Answers. Trouble Code: P0455. Evaporative Emission (EVAP) System Large Leak Detected. Possible Causes: A fuel fill cap that is left OFF after a fuel fill will cause this DTC to set.A loose, missing, or damaged fuel fill cap can cause this DTC to set.A blockage or restriction in the EVAP purge solenoid, purge pipe EVAP ..., 2007-2014 Chevy Tahoe P0455 EVAP System Large Leak Detected Video on diagnosing and repairing a P0455, which is an EVAP large leak detected code on a 2007 - 2014 Chevy Tahoe. ... 2014 Chevy Tahoe. To view the full video, you must be a member and have a Video Access Key. THIS VIDEO MIGHT BE RELATED TO THE ONE YOU'RE …, The Chevrolet intermittent electrical problem can drive you crazy. These vehicles intermittently lose power to the dashboard, radio and electrical system. See two causes. ... 2003 Chevy Tahoe 4.8 fuel issue. Hyder12; Jul 11, 2023; Engine & Drivetrain; 2. Replies 13 Views 863. Jul 14, 2023. rockola1971. 9. 2003 Tahoe LS 2WD 5.3L. 901Tahoe_ Sep ..., Part 1 - Video series on replacing the valve lifters and head gaskets on a 2007 - 2020 Chevy Tahoe with the 5.3 engine. To view the full video, you must be a member ... 2007-2020 Chevy Tahoe Valve Lifters And Head Gaskets Replacement. 2007-2014 Chevy Tahoe P0455 EVAP System Large Leak Detected. 2002-2008 Chevy Tahoe Oil Pressure Switch ..., gm dignostic code p0455 a friend of mine has a 2005 chevy blazer that had the check engine light on. i own an obd11 - Chevrolet 2005 Blazer question. Search Fixya ... On the Tahoe it is located on the passenger side in front of the rear axle next to where the exhaust goes up and over the axel. With a lift it took about 20 minutes to replace it., 2005 Chevy Tahoe: check engine light..it was an evap leak and I. I have a 2005 Chevy Tahoe,,check engine light is on..had it checked they said that it was an evap leak and I needed a new valve. what should be the cost of the valve and how to replace it. ... Chevy Impala 2007. OBD2 Code P0455, "Evaporative Emissions Control System Leak Detected ..., diagnosing my chevy Tahoe engine codeAmazon link for purchase vapor canister https://amzn.to/3imUt4TBlue Driver obd2 scanner toolhttps://amzn.to/3BeFwdy, 2005 chevy 1500 silverado eng. light on ran code p0455 and p0449 how to fix the problem. and how much work it takes. thanks STEVE. P0449 is the evap vent valve solenoid circuit malfuntion. P0455 is an evap gross leak, 06 Chevy Impala P0011, P0121, P0449, P0455, P1516, P2101, P2143, and C0700 I have the codes P0011, P0121, P0449, P0455, P1516, P2101, P2143, and C0700. It often says engine power reduced and service traction control. It also has troubles shifting gears when these pop up. I was just wondering if anyone else has dealt with this, and do you think ..., Code P0442 Chevrolet Tech Notes. The P0442 code means that the control module has detected a small leak in the Evaporative Emission (EVAP). A loose fuel tank filler cap is the most common cause that will trigger the P0442 code. There is a factory service bulletin for all the models from 2000 through 2021. The factory states that there are seven ..., there is a bulletin for this exact issue for your truck throwing all 3 codes I would have that shop perform this bulletin as it will correct this problemhere is the bulletin number so the shop can get the procedure to follow # *****: MIL Illuminated, DTCs P0442, P0446, P0455 or P0449 Set - Fuel Tank Hard to Fill - Moisture, Water, Corrosion at EVAP CVS Valve - (Apr 22, 2014)Subject: MIL ..., What Does the P0004 Code Mean? Diagnostic trouble code (DTC) P0004 code stands for "Fuel Volume Regulator Control Circuit High." This code indicates that the vehicle's computer (also known as the powertrain control module or the PCM) has detected that the electrical reading in the fuel volume regulator control circuit is above the expected value., However, some Chevrolet vehicles do use this code. 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., P0455 code. Hello, Having a P0455 trouble code on my 05 Silverado 5.3L non-flex. There's a ton of these posts on here but i can't pinpoint the problem. I replaced the gas cap with a genuine gm cap. cleared the code and it comes back. I replaced the purge valve, cleared the code and it comes back. I don't have a problem with slow fueling, fills ...