Chevy Cruze Code P0420 - 2013 Chevy Cruze I’m getting codes p0420, p0237, and p2227.

The P0420 code can set as a result of a faulty o2 sensor as the PCM monitors the o2 signals to determine if the catalytic converter is functioning properly. Jun 18, 2019 · 2014 LTZ P0420 and intrmitent P0171. ups printing cardstock Yeah I've got a cruze 2015 very clean inside out goin on 2 months ago an second day sprays oil an then fix then somethin else then again blahs blahs the GM dealership helped then stopped anyway this car had cooliant cover gasket gasket oil lid seal oil sensor an stuff replaced an emissions engine light came on so I scanned it with my buddy's tool and it through emissions code as well through. 4L) with the following codes: P0171: System Too Lean (Bank 1) P015B: O2 sensor Delayed Response - Lean to Rich Bank 1 Sensor 1. The car didn’t have any code when I bought it, and I did take it to a mechanic, same guy mentioned below, on site he said the car was fine. 4l turbo p0420 code fix · 2013 Chevrolet Cruze, P0300 Random Misfire. 4L Surge: Replace CAT: 2016 Ford F-350 Super Duty XL 6. Thank you for holding Jeff, If the code P0420 is the only code you are getting on your 2015 Cruze with the 1. Recently I have no issues with the drive ability of the car and no weird noises. To diagnose the P0599 Chevrolet code, it typically requires 1. Thread starter d_crosson; Start date Jul 29, 2014; Jul 29, 2014 #1 D. This P2227 problem in your Chevy Cruze can cause a variety of symptoms and causes. 4L - Answered by a verified Chevy Mechanic. Check Details Fix code p0420 on chevrolet cruze, chevy sonic catalyst system. Before taking your Cruze into an exhaust shop for an (expensive) new catalytic converter, let's ensure that's what you need. They said "OEM cat fixed the problem. Mechanic's Assistant: I understand that you have already taken several steps to address the issues with your 2015 Chevrolet Cruze LS 1. Dec 8, 2014 · DTC P0420, Catalytic Converter Issue. be a split in the corrugated pcv hose I have no idea why this caused that code but when I fixed the cut in the hose the p0420 code stopped coming back on my car Reply. Finding the leak is easy and f. This does not necessarily mean that. The other day I was driving on the high way and the traction. P0300 is a generic OBDII code that can occur with the Chevy Cruze. Got to the house and checked codes and has P0171 and P0420. But the translation of this code may differ from one brand to another. Toyota Highlander | The Best Model Year For Every Budget David Goldberg. If you’re an avid DIYer and a car enthusiast, you may have come across the dreaded “Code P0420” at some point. Chevrolet P0420 OBDII Code Defined. P0300 is often accompanied by cylinder-specific misfire codes (P030X, where the X indicates the cylinder number that is misfiring). qiye coolster Like a cryptic riddle, this code challenges mechanics and car enthusiasts alike. I just put in the zzp voltage pack in drive around works great but noticed my light came on showed up p0420 cat bank 1 low. The light came back on the - Answered by a verified Chevy Mechanic. The estimated cost of repairing the P0420 code is given below. It triggers when the powertrain control module (PCM) detects a biased signal voltage input from the downstream oxygen sensor that indicates an issue with the air and fuel mixture. 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. Whenever you start the vehicle, the mass airflow sensor does a self diagnostic. P0420 Code - Step-by-Step Diagnostic Procedure. P0420 chevy cruze code pilot p0430 honda trouble tacoma causes threshold catalyst efficiency below system cause many things thereChevy cruze 1. So about 2 years ago I got my 2012 1. Probably is, you can run the engine, pull the hose off the right side of the purge valve and see if it's closed at. 2013 Chevrolet Cruze P0420 Check Engine Code Easy Cheap Fix. Check engine light is solid (never flashing). Now let’s go over a bit of Chevy Cruze history. reddit rep ladies It is also one of the most common codes. com/watch?v=jha7mvd7mtA0:12 Qué significa el código P0420 en Chevy0:53 Síntomas de code P0420 en Chevrolet1:03 Cóm. The oil level needs to be low enough to lower the engine's oil pressure (dangerously low). center console prodigy boats 8L I4 non turbo, with now 180k miles, this year I have to get the vehicle emission tested, and I have a check engine light on. I went to AutoZone to reset the check engine light. As far as performance is concerned, it hasn't lost its spunk, but I have noticed that my mileage has gone down since I've gotten the code. Failed timing valve control solenoid (stuck open) Possible Cruze P0011 Causes. this is a month or more after break in of the new engine. Operating the vehicle at highway speeds for approximately 1 hour may correct the condition. (different for a Ford than for a Chevy or a Dodge), and O2 sensor 1/2 is the downstream sensor on Bank 1. Hesitate to mess with plugs given the trouble people have with plug boots tearing. In this video I am holding down on the accelerator. The codes were mulitiple misfire, P0420, P0430, ECM, Engine to hot, stabitrack and a few others. Code p0420 catalytic converter 2013 chevy …. catholic song i am the bread of life This page is meant to help you troubleshoot the Chevy Silverado P0420 trouble code. The code shows up as P0420: Catalytic System Efficiency Below Threshold. Despite many threads saying otherwise, P0420 does not always indicate a bad catalytic converter. the attendant drained the coolant by removing the tube under the reservoir housing which i read is not the right way to do it but from the plug under the radiator. Any tips to help so I can pass emissions test? Found the P0420 code and I knew I had PZEV on the car, so I took it to the local GM dealer and they verified everything and replaced the cat. 4) that is presenting the following codes (along with loss of power, occasional stalling in reverse): P0068 P0101 P0172 P0299 P0325 P0420 I have seen a few videos and done some reading and it would seem like the proper thing to do first is clean the throttle body. We got the dreaded code P0420 indicating bad O2 sensor / Catalytic converter. First, remove the O2 sensor and pour 4-6 ounces of seafoam into the opening, replace the sensor, and leave it overnight. The check light went off for about a week and came back on recently. Catalytic converters don't last forever. It specifically indicates that your Cruze detected that air-fuel mixture reading as the exhaust gas exits the catalytic converter is too rich. Overcharge causes damage to ECM, shorts in wiring harness leading to O² sensors, burn out fuses as well as potentially damaging other electrical systems. Check engine light came on my 2016 Chevy Cruze after I had the front bumper replaced. I currently have 104,000 miles on the odometer. Customer vehicle have already replaced the intake and multiple sensors …. Found that the downstream o/2's loom was riding on the axle boot and rubbed wires - Answered by a verified Chevy Mechanic. sometimes the screens can fall apart, or enough debris get in there to make the valve stick. I don't want to spend a ton taking it in to a shop for them to gouge my eyes out. This trouble code is a reference number that is given to you when you plug your Cruze into a OBDII scanner. Diagnostic trouble code (DTC) P013E stands for “O2 Sensor Delayed Response–Rich to Lean (Bank 1, Sensor 2). She ran it by a dealer and it came up with the …. 8L engine, cracking of ceramic components internal to the catalytic converter may occur. 4 2014 with a code reading p0420. If you are a car owner, it is likely that you have encountered the dreaded check engine light at some point. Go to cruze r/cruze • by I took my car to get the catalytic converter replaced last week on my 2015 chevy cruze 1. Replace the sensor with an AC Delco if it is throwing heater circuit codes. Fuel Pump Control Module Requested MIL Illumination. P0300, Misfiring can't find reason. By clicking "TRY IT", I agree to receive newsletters and promotions from Mon. P0420 code meaning, causes, symptoms, and step-by-step DIY diagnosis/repair guide for catalyst system efficiency below threshold. 4 Turbo will most likely mean that the turbocharger is not creating the proper pressure and is underperforming. I have a 2015 Chevy Cruze with the 1. Cruze chevy catalyticChina catalytic converter for 2013 chevy cruze manufacturers, suppliers Catalytic cruze chevrolet converter partsgeek walkerApproved epa catalytic converter cruze chevrolet. This page is meant to help you troubleshoot the Chevy S10 P0420 trouble code. Nor is there a difference in my MPG. It had the light on prior to the fix, but it was an emission leak code. p0420 is a catilytic converter issue. to/2QmNBri Check out our Amazon Store for the to. Ebay cats!? Do they work?P0420. There are three ways that it can cause P0014: Low Oil: The most common cause of P0014 is low oil. Conditions for running DTC P0597 in a 2012 Chevy Cruze LS can include: The ignition is ON, or the engine is running. Both of these makes my check engine light continually appear and. P0420 code definition: Catalyst System Efficiency Below Threshold (Bank 1) What the P0420 code means: A P0420 code indicates a problem with the catalytic converter. Took it to my usual GM dealer, they want $100 to. Chevrolet vehicles are known for their performance, reliability, and advanced technology. Then we will go into more detail about the P0171 code. P2099 - OBD-II Trouble Code | BestRide. 4 is running fine but we had an engine light and there's a P0420 code. It seems that the boost over spikes and then cuts back down and has a problem regulating/building boost …. co 👈== How to Fix CHEVROLET P0420 ==Engine Code CHEVROLET P0420 Savin. Jump to Latest Follow I have a 2015 Chevy Cruze with the 1. P0324 is a diagnostic trouble code (DTC) for "Knock Control System Error". A faulty oxygen sensor can cause a P0420 code in Chevy Cruze. craigslist atlanta jobs education P0340 - camshaft position sensor A circuit bank 1 or single sensor. So they replaced it along with the O2 sensors. Engine Misfire Codes; Each of these codes are very well likely indicators of what caused the 420/421 code to come on. Get ratings and reviews for the top 11 gutter guard companies in Chevy Chase, MD. Two codes were found: PO420 and PO171. It's currently tossing this code again now. ly/36K1AfJ Save up to 52% on your car insurance Don't Keep This To Yourself ? Like & Share ❤️❤️ 2-Piece 5/8" . I received this code and was told that it was the ECT sensor. thundermans coloring pages Want to see if correlated codes may be the issue. Hi there, I was looking up troubleshooting for the code P0299. Hi I got the dreaded p0420 code, 2012 cruze lt. Then got p0234 for over boost again. =====Claim your FREE engine code eraser 👉 https://free. What could be the problem and how do i fix it by my own?. Don't forget to introduce yourself and your …. 4 swapped with 99,000km I had swapped the motor recently and had been working on clearing the codes. While P0116 is a generic OBD2 code (it has the same definition for any car or truck), it has the same basic causes and diagnostic order for. Please discard all copies of bulletin 16186. Getting This P0420 code 2012 turbo 1. I recently swapped the engine in a 2011 1. I've changed the Bank 1 sensor 1 sensor and the code came back. You're more likely to see a P0420 code for a failed converter. Code reads "Catalyst Low Efficiency". Gen1 Service Issues Code P0420. Check the valve cover if you have a P0171 or something of the sort. We've replaced basically the whole evap system except the charcoal canister, and then the fuel line to the fuel pump. 2013 Chevy Cruze LT 2003 Pontiac Vibe GT 1993. While the issue can cause some performance issues from AFR’s, it is usually not serious enough to cause major engine …. The ultimate catalytic converter replacement DIY instructional video for a 2013 Chevy Cruze. The light comes on a goes off with no rhyme or reason. Thread starter crossond; Start date Mar 16, 2014; Mar 16, 2014 #1 C. A popular car modification is the stereo system. (could also be a leak or PCV related based on some quick forum reading). It's right at 100,000 miles and have had the valve cover replaced twice, intake manifold replaced, water pump replaced and turbo replaced while under warranty. Tags catalytic converter check engine light code p0420 engine warranty. I've had Code P0420 before on my '17 Cruze. It is a critical one and shouldn’t be ignored. This code indicates that your car's engine is misfiring and can be a drivability threat. The p0420 could be as easy as an o2 sensor, but those cars also have cat issues where you would need a new cat to pass inspection to kill that code for good. General Chevrolet Cruze Discussion. The P0420 code indicates that the Engine Control Module (ECM) has identified a decline in the efficiency of the catalytic converter on Bank 1. Difficulty starting the engine, in some cases. After getting things replaced my check engine light didn’t come on until two drives later. Mostly to prevent pre-detonation. By using fine platinum and gold meshes to filter exhaust fumes, the. I already changed the knock sensor but it is still givingbme the code after driving it 25 miles aprox. 4L Turbo Gen1 Service Issues 👋 CruzeTalk New …. I have a 2014 Chevy Cruze 120k miles I changed the Cat but the PO420 code on my scan tool came lean bank 1 but it comes up 2 time before changing my front cat it come up 3 times on my scan tool trying to figure out what is the problem. I replaced my spark plugs on Saturday with Iridium replacements. It indicates that the exhaust system’s oxygen levels are below the required threshold in Bank 1, which can damage the engine’s exhaust and fuel system. The air/fuel ratio is measured in the exhaust stream by the oxygen (O2) sensors. P2270 is a general DTC trouble code, which means it has the same meaning for the Chevy Cruze as it would any other vehicle. P0420 is a cat converter code. 549 views 2 replies 3 participants last post by snowwy66 Feb 5, 2024. Jump to Latest test drove for about 40 miles and got new codes. Chevy code image0 cruze p04202014 chevy cruze lt p0420 (no visual issues, annoying code) Cruze chevy p0420Fix code p0420 on chevrolet cruze, chevy sonic catalyst system. I thought this was something that wouldnt happen after being tuned. Jump to I just got the car fixed now with a new head and head gasket and now the check engine light is on with 4 different codes P0420 P0236 P0238 P2227. [Solved] 2014 Chevy Cruze codes P2535, P0420, P069E Last Post RSS. 2017 Chevy Cruze code P0299 p0101 & p1101. The P0420 code is also known as 'OBD II Code P0420 Bank 1'. The vent solenoid must be tested under vacuum and replaced if leaking. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. However, I hope you can figure out. I just had my catalytic converter (front one) and both O2 sensors replaced in my car last week. It covers the P0430 code's meaning, symptoms, causes, and possible solutions. Wiring problems (harness/wiring) in intake timing control valve control solenoid system. This page is meant to help you troubleshoot the Chevy Colorado P0420 trouble code. It’s not the most complicated OBDII trouble code to diagnose. When I picked the car up there was a check …. I think P0240 is a actually a boost sensor code. P0601 - PCM read only memory (ROM) - checksum failure. Has P0171 code - Answered by a verified Chevy Mechanic. One thought is that at idle the pressure in the exhaust should be about 1psi or less. A code P0420 may mean that one or more of the following has happened: Leaded fuel was used where unleaded was called for (unlikely) A damaged or failed …. lds art of jesus P0420 Code and Burnt Smell when at Lights and Backing up in Reverse 65k miles, 2016 Chevy Cruze Limited: I've been having this issue for a few months where when I am sitting at a stoplight for a while, I'll start to get a burnt type smell coming from my air vents. They replaced the valve cover, camshaft cover and the intake manifold. Both of these makes my check engine light …. Oil contamination in catalytic converter. Mar 8, 2022 · 1 post · Joined 2022. I'm not in a state that does emissions, but I don't like seeing the money light on. I wanted to discuss the diagnostic process I used and give hope to any Cruze owner with a recurring P0420 code. In both cases, the PCM (Powertrain Control. As soon as it hits 1200ish RPMs it runs like it should. Also did the upstream and downstream sensor but it kept coming back. Before you go chasing non-existent gremlins, you need to eliminate the cat and O2 sensors as being the cause of the P0420. With its elusive nature, it beckons us to untangle its mysteries, delving into the intricate workings of the Cruze's engine. Thermostat housing blew out a month ago. Hey everyone, I have the code P2076 on my 2015 Cruze 1. Went through state inspection with no issues. chris sturniolo eyes Tags P0420 is also a gas engine code, From the gas shop manual. Personally I’d be careful about trusting the dealer on that and would get another opinion or see the data for yourself. Had the engine replaced due to a head gasket malfunction that caused internal damage, had these codes pop up, thinking it may all be due to a purge valve, but want to be sure. 2K views 3 replies 2 participants last post by XjJunky Jun 16, 2021. This may happen because of several common failures that this turbocharger is prone to. The car had a bad PCV valve so i have replaced the cover as well as the PCV hose and still have this code. Table of Contents Definition Symptoms Causes Diagnosis How to Fix P0446 Definition P0446 is a standard OBDII trouble code,. Because according to the link below P2099 means post cataylist fuel trim system too rich on bank 2. The customer returned after the catalytic converter was replaced and the P0420 reset. Last monday we had the worst rain storm in San Diego where most of the city streets were badly flooded. how to get texts from someone else's phone P0420 2015 Chevy Cruze LT Got a check engine light code P0420. P2096 is a generic OBD II code, which means that it has the same meaning for the Chevy Cruze as it would any other vehicle. They said it was a thermostat stuck open, and replaced said thermostat with a new one. The P2099 code stands for “Post Catalyst Fuel Trim System Too Rich (Bank 2). Repair Urgency: Get this code fixed as soon as possible to avoid further damage to your emission system and possible engine damage. Meaning of the code: P0420 Catalyst System Efficiency Below Threshold This may work on:. One of the most common trouble codes with the Chevy Cruze is P0171. A code p0455 most likely means one or more of the following has happened: A loose or improperly affixed gas cap. I think my manifold is holding pressure just fine though. Data is as follows: Fuel Sys: CL. I am constantly getting P0420 code and occasional P1101 code. What Does Code P0171 Mean? OBD II fault code P0171 is a generic code that is most commonly defined as “System Too Lean- Bank 1”, and is set on gasoline engines when the PCM (Powertrain Control Module) detects that the air/fuel mixture is too lean. 2006-2016 malibu p0010 p0020 vvt camshaft actuator testing replacement 2017 chevy cruze check engine light codes 2012 chevy malibu fix code p0010 p0013 cam position actuator / vvt Code p0420 on 2010 chevy equinox. The technician will need to perform SBD to address the P0420. Here’s a good P0420 diagnostic order for the Chevy Cobalt: 1. I have replaced sparkplugs with acdelco that were OEM parts, also the ignition coils, oil change with full synthetic. Home; Make & Model; Repair Topics; Electric thermostat fuse #47 in underhood fuse box Chevy Cruze. My engine light came on reading code p0171 and secondary dtc p0420 my2008 chevy aveo check engine light location Subaru check engine light and code # p0420 explainedCode p0420 honda odyssey. austin tx timezone p0420 - cat related, p2227 - baro pressure, p0237 & p0236 - low and high voltage sensor for turbo and last one P00EB. Receiving the code on the Chevy Cruze usually indicates that there is a problem with the catalytic converter. Read more at: OBD-II Trouble Code: P0455 Evaporative Emission …. The Chevy’s rear axle code contains information on the vehicle’s gear ratio, date of manufacture and the rear axle assembly plant. Sep 9, 2022 · FranzV_6 Discussion starter. Where things can get really tricky, however, is when just the 420/421 code arrives by itself. Now down to the question, My check engine light has come on and got the code P0420 - Power train Catalyst System Efficiency Below Threshold (Bank 1). 5 L/100km)) - Black Granite/Cloth; 814 mile range; Bluetooth Stereo AUX; OEM Fogs w/Chrome Covers; GM Spare tire; VG Shark Fin; …. P0116 indicates that your Chevy Cruze’s engine coolant temperature sensor is sending a signal to the PCM (powertrain control module) that is outside of its normal operating range (in terms of voltage). Codes p0106, p0171, p0496, p0507, p1101, u0100, b0158, b1325, b010e, u0164, u0073. P0420 - Catalyst Efficiency Below Threshold Bank 1 (Fix: Replaced Catalytic Convert [B1]) P9228 - O’Reilly couldn’t find what those code was unfortunately. Any inappropriate content will be moved. I did the aftermarket PCV fix, replaced both O2 sensors, catalytic converters, tune-up, and I still popped the code. cadillac escalade used near me Also cutting out when accelerating sometimes. In this video, we go over how to change the Vapor Canister Purge Solenoid Valve on a 2015 Chevy Cruze. The actual symptoms I feel are sputtering and what feels like misfires with power surges upon medium to hard acceleration over approximately 3,000rpm. Hi- New to the forum, and i have picked up a 80,000 mile 2011 cruze with the 1. I cleared the code and it has not returned, yet. I have Replaced the catalytic converter, the upstream oxygen sensor and cleaned throttle body with throttle body … read more. I've seen aftermarket solenoids have out of spec resistance, The p0011/p0014 can set due to low oil pressure. 4L A few hours after I got it back the CEL came back on. It is important to do proper diagnosis so you're not wasting money replacing parts unnecessarily. What Does The P0420 Code Mean? The P0420 code indicates that the Engine Control Module (ECM) has identified a decline in the efficiency of the catalytic converter on Bank 1. An issue has been detected in the Exhaust Emissions System which monitors and controls exhaust gases released into the air from the engine. In this video, Scott Brown of Connie and Dick’s Service Center, diagnoses an intermittent turbo underboost DTC (P0299). The P0131 code is an OBD-II diagnostic trouble code that indicates low voltage in the Chevy Cruze's Oxygen (O2) sensor circuit for Bank 1, Sensor 1 (B1S1). 2014 chevy equinox, just had brand new engine put in in and new o2What causes code p0420 engine light chevrolet, chevy, gmc, buick P0420 ford f150 bank 1Equinox p0420 properly lighter smarter. The claim from Scotty Kilmer is that the. Comments56 · 2014 chevy cruze 1. I just got rid of a 2015 Chevy Cruze to which had the exact same problem. Any ideas of how to take it off?. This code is triggered when the downstream bank 1 oxygen sensor registers a rich condition. tracfone cases Chevy Sonic Oxygon 02 Sensor Swap Code: P0420 · Comments22. Dealer replaced PCV Valve Cover, and Intake Manifold. Once he did get it connected, he cleared the codes and started it up. It got rid of the check engine light for about 2 days, but then the same code came back on. we take a look at the most common trouble code p0420 but the code is not triggered. The TCM detected the problem and set a code. Alternator tested low so changed under warranty Dec 2023. A few days later the P0420 returned and they replaced both cats and oxygen sensors. So I decided to pull codes on the Cruze before going in for the night. It could be that the signal coming from the CMP is not matching, not within the expected range, or not timed properly with the crankshaft position sensor’s (CKP. P0597 on Some Chevrolet Vehicles. costco eucalyptus garland cats free kittens near me craigslist I have a 2014 Chevy Cruze LT with the 1. The dealership says the turbo and catalytic converter need to be replaced again, the …. P0420 (P0420 Catalyst System Efficiency Below Threshold) was the code. I have a 2015 Chevrolet Cruze LS 1. Sounds like o2 sensors, I also have a bad negative. I drive about 70ish miles a day on her. CHEVY CRUZE CHECK ENGINE LIGHT P2097 P0420 & P0324 DIAGNOSIS. Exact Chevy Diagnosis: CAUSE: ENG replaced valve cover, customer declined spark plugs, advised converter may have been damaged also. Just wait until Monday and see what they say. The car does not do anything different. dawn dawson bennett The code appears when there is no communication between the BAP sensor and the Engine Control Unit (ECU). Recently my Chevrolet Cruze experienced code P0420 which is a catalytic converter failure and I eventually got the the converter and O2 sensors replaced after seeing smoke come from that area of my Cruze as well as a very strong burning smell not sure. i have the following2014 chevy cruze code p0420 P0420 chevy cruze code pilot p0430 honda trouble tacoma causes threshold catalyst efficiency below system cause many things there3 causes and fixes p0299 code chevy cruze – backyardmechanic. Some suggested steps for troubleshooting a P0420 code include: * Check for exhaust leaks at the manifold, pipes, catalytic converter. A heavy acceleration can draw moisture into the engine causing DTC P0300. After trying to find the leak all i could come up with was little drips here n there off the flex hose right where it connects to the cat. Came back at 107k, and P0301 code (cylinder 1 misfire) popped up. He checks the catalytic converter by. Found DTC P0597 Thermostat Heater Performance, performed diag and found thermostat heater open, replaced thermostat, filled with coolant, cleared code and rechecked OK. DRLs are on more than your headlights. The warranty is tied to your VIN number. It should only set if catalyst is melted (very rare), poisoned (possibly from oil), or plugged with soot. power outage charlotte nc today Apr 22, 2021 · Non OEM cats usually do set codes. Generic Diagnostic Trouble Code (DTC) P0299 indicates an underboost condition regarding your car. Far as I can tell both 02 sensors are working and air fuel mix is fine. 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. Take this quiz to see if you can recognize the most memorable '70s Chevys! Advertisement Adv. After about 25 miles of driving light came back on. I suggest you have a mechanic like one from YourMechanic do a complete diagnostics of the code. Popped a P0420 code this evening. A mysterious signal that something's amiss with the catalytic converter, it leaves drivers scratching their heads. Hi All, Today my chevy cruze 2014 showed error code P0420 code. If you have this code, take your car to a mechanic and have them check the oxygen sensor. There are 2 of these sensors on my 2014 Lt. For most people, the first sign that anything is wrong is the service engine soon light coming on. Other popular engine codes: P0420 P0172 P00171 P0128 P0300 P0456 P0430 P0442 P0455 P0113. Code p0420Code p0420: hi , today while i am driving check engine appeared. 4L Turbo with around 130k miles now in late September, making payments on it for a. Around 102k miles, my car started throwing the p0420 code. pizza lunch buffet near me