2014 chevy equinox rough idle

2014 chevy equinox rough idle. Hello friends. She Went the rest of the summer w/ no issues until today it re-surfaced to a much higher degree. 4L AWD. Disconnect battery for 30ish min. This ONLY happens when stopped and idling in drive (at red light). 2005 chevy equinox LS. Build Date: Nov. Today driving home we came off the highway to a stop light and we noticed the idle was a bit rough. Dirty throttle body. One of the most common causes of rough idle on a cold engine is a faulty ECT sensor. And OEM wires as well. If oil additive fixes your miss then this is your problem. Jan 24, 2011 · Hey all. 3 engine, non flex fuel. rpmdiag, Tech and Instructor. Turns out the engine was dry, no oil. The common signs of dirty throttle body are poor engine performance, erratic idle, the engine react poorly to movements of the accelerator pedal, and the engine sputters or stalls. 165k miles. Jul 2, 2019 · Stabilitrak uses a complex system of sensors to detect whether or not your Chevy Equinox is appropriately responding to your input in emergencies. Wheel speed sensors – They measure how fast each particular wheel is turning. I just picked up a 2011 Equinox LT AWD with 79K from a dealership. It's more likely the actuator solenoid then the position sensor, but if the sensor is bad it's not showing the Sep 27, 2023 · 12. Today when I started the vehicle and put the car into drive the engine ran extremely rough and ran rough when trying to drive it. replace throttle body. Changed both of those and it honestly seemed to get lot better. Nov 11, 2023 · Slight rough idle. We checked some things off our bucket list. Finally the codes came up a week apart for the intake and exhaust valve solenoids. 6L FWD Champagne Silver Metallic *Build Date 1-08-2015 *. Author's own image. 1. A misfire on cold start up only and/or a rough idle with medium to high misfire counts, always occurring on one or two cylinders, with the condition going away after the engine warms up can be suspect for coolant entry at the liner to deck face casting. The high pressure fuel pump failed at 31,xxx miles. Not horrible, just bounced between about 450 and 650 rpm. Took it in and was told my power steering pump was bad and ignition Dec 28, 2022 · Dec 28, 2022. Jan 4, 2019 · 747 posts · Joined 2013. The fix. 4L 4cyl. Tampa Bay Area, FL. #3 · Jan 5, 2019. The engine is idling very rough after a trip on the highway. Verified. 2014 Equinox LTZ FWD 3. When it goes back into open loop the upstream O2 sensor goes to 0V or really close to it and the engine chugs and runs very rough. Drives fine after that. cable throttle. I just bought a used 2014 GMC Terrain 2. 5 miles. #1 · Dec 28, 2011. Experience: Since 1975. Ran like a dream for about 2 weeks and then started getting a rough idle and a bit sluggish. The guy at auto zone recommended checking the spark plug first, just in case. 5. . Leaking fuel injector or high fuel pressure. If it's out you will get this code. #1 · Mar 15, 2019 (Edited) My 2013, 2. When the oxygen sensor goes bad, it can provide inaccurate Nov 9, 2023 · After changing the oil I noticed the engine compartment was very dirty due to being surrounded by corn fields. 4l 190K Miles drives and run great down the road. 30 % of the time it's the. Clean tb. Satisfied Customers: 12,985. Posted on July 20, 2020 by Rick Muscoplat Oct 18, 2018 · The first place to start is by checking the engine oil. A D V E R T I S E M E N T S. I recently purchased a 2013 Chevy with a 2. 4L with 14k miles and I noticed that whenever I start it up in the morning that the engine feels rougher and a little shaky with small vibrations until I actually get it going. The engine starts and runs but after about 20 minutes of driving the idle is erratic and it Throttle body issues are the cause of the engine power reduced message around 90% of the time. Average failure mileage is 18,500 miles. replace high flow fuel pump by the engine. Dec 19, 2021 · 6. Average failure mileage is 93,500 miles. Aug 27, 2023 · Internal Coolant Leaks. 43 posts · Joined 2015. 4 L 4 cyl, FWD, S/R Cardinal Red/Black. LT2 Equinox 2010 . Feb 24, 2024 · OK, I know someone who has a 2010 Equinox with the 2. It's rough for about 30 seconds, then seems to come under ECU control and idles smooth and quiet after this. The engine shakes every so often and the RPM's will fluctuate. The check engine light on your Chevy Equinox will ordinarily shut itself off if the issue or code that caused it to turn on is fixed. Check engine light Service stabilitrack Reduced engine power. 5, 44,000 miles, is making me nutty! For months is had a slightly rough idle and a occasional surge at low rpms. 6L LGX V6 - Build Date: 4-11-2019 - Bought 6-22-2019. Aug 13, 2009 · 2005 monte carlo seems to run rough / misfire when warm. Dec 16, 2021 · The engine has started going in and out of closed loop. I cleared the codes and took the Traverse around the block. It began only in eco mode when stopped, and only from time to time. All this started happening after getting caught in middle of a bad flood had to drive through it for a bit to get to higher grounds. Oct 11, 2023 · October 11, 2023 by Admin. Look under the car at night after running it and see if the catalytic glows red. P0507. Answered in 1 minute by: Chevy Mechanic: rpmdiag. 0. I have replaced following. Mechanic's Assistant: What's the year and model of your Chevy? 2014 Equinox. If it is clogged you will get this problem with the rough idle and stalling. Aug 2, 2013 · The ECM detects that the actual idle speed is approximately 100 RPM lower than the desired idle speed continuously. - As soon as it comes off high idle, it goes away instantly. Mechanic's Assistant: Have you recently had any repairs or maintenance done on your vehicle? Replaced spark plugs, replaced throttle body gasket, replaced both o2 sensors. It’ll throw trouble P0010 or P0011. 4L engine 2011 Buick Regal 2. Mar 4, 2015 · S. 4L 2008 Chevy Equinox that runs rough on initial start up. SOLD with *38,865 miles 8-15-2019. 4 starts rough from cold and the exhaust smells strongly of gasoline. Jan 7, 2022 · Service stabilitrak, flashing CEL and rough idle. When coolant leaks into the oil system, it diminishes the oil’s lubricating ability, which can damage your engine. Intake & Exhaust Camshaft Position Actuator Solenoid. 4l AWD with approx 140,000km on it. When I start it in the morning (or any other time it has to go into "high idle") It skips. There are few help links with solutions to troubleshoot such idle issues. 4L engine 2010-2017 GMC Terrain 2. #1 · Mar 4, 2015. If lean exhaust codes or IAC related codes accompany the P050D, diagnose and repair those before attempting to diagnose the P050D. 2. Check your water outlets and the recovery tank for signs of coolant leak. Pulling the dipstick or oil cap relieves the pressure, but lets unmetered air into the intake causing rough idle. Ignore parsimony with coolant leaks. 1 and down to as low as 12. In N and it stops Wondering if it is a selanoid in the transmission. My 2011 chevy equinox has been running rough for past 6 months its been feeling jerky sometimes stall when im at a light, sometimes hesitates when pressing on the gas. I suspect fuel injectors may need to be cleaned. If the oil is ful and clean then it's ok to replace the cam sensor next. Yes the idling is consistent. If the canister purge valve fails and sticks open, it will create a vacuum leak that can affect the engine idle speed and quality. This sensor signals the car's computer when the engine's Nov 21, 2018 · 2013 chevy equinox rough idle on startup, replaced cam chain, cam chain sprocket, and exhaust vvt solonoid gear, with both exhaust and intake solonoids, new The most common reasons a 2015 Chevrolet Equinox has rough idle are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. 34 % of the time it's the. Defective PCV Valve. Apr 15, 2013 · 2010 Equinox LTZ 2. Mar 16, 2012. 6L. texasnas. Mar 7, 2017. Jan 12, 2024 · 2nd Gen : 2010-2017 Chevy Equinox . There’s one on each hub. Sep 8, 2019 · Spark Plug Wires – While only some models and engine combinations of vehicles today come with spark plug wires (a lot are now coil-on plug), if your Equinox happens to have them, they can go bad and cause a rough idle. Then I p Jan 17, 2023 · 1. I bought it in june used. If you have P0300 and a cylinder-specific misfire We are fixing a sputtering dying rough idle engine on a 2012 gmc terrain 2. Reconnect. The only code on the scanner was a P0120 for TPS and it wasn't a hard code. And it goes away after driving a bit too. Low Coolant. I can see tons of Misfires on cylinder 2 and 3. O-ring Gaskets Gone Bad. The P0300 code is often accompanied by cylinder-specific misfire codes (P030X), where X indicates the cylinder number that is misfiring. May 28, 2024 · Anyways, the computer was trying to compensate with factory parameters, but the tb was dirty. But they don't described your exact surging issue. NOX4ME said: Run down the tank to about 1/4 then add one bottle of Redline Complete Fuel System Cleaner. cost me $230. Tip-in stall or sag off idle. Oct 31, 2023 · A faulty oxygen sensor is one of the common culprits behind engine power reduction in the Chevy Equinox. I think this started after I changed plugs at 155,000km. T. 4L Ecotech engine stalling . Reaction score. Engine Coolant Temperature (ECT) Sensor. Still, if your catalytic converter is working correctly, and you did The 2015 Chevrolet Equinox has 1 problems reported for rough idle. Jun 13, 2016 · Keep an eye on your engine oil level and don't wait for the OLM to tell you to change it. It caused rough idle and stalling, and dumped raw fuel into the engine crankcase. Vacuum Hoses. I started by removing the MAF sensor a cleaning it. Owned since new. Solution: Fill the radiator and coolant reservoir back up. I've had P0303/P0300 kick out. Aug 24, 2019 · So, the wife bought a CPO 2018 Equinox 1. Today on the way to work my 2010 Equinox with the 2. Sep 30, 2018 · My son has this same car with the same problem. I have driven it in ECO mode probably 85% - 90% since I picked it up in October. The engine ran out of oil and since the low oil pressure light didn't work, the engine blew. I only have the issue in drive or reverse at idle. For example, if the cause of your check engine light coming on was a loose gas cap, if it's tightened, the light will rapidly turn itself off. While at stoplights it was idling rough and feeling like it wanted to lunge. The 2. 2019 GMC Acadia SLT-1 3. Engine stalls occasionally when accelerating from idle at red light, for example. Coolant leaks can lead to a rough, choppy idle and reduced engine power. Apr 25, 2021 · 2013 Equinox 2. While it seems counter intuitive, when your Equinox is low on coolant may run ok with wind hitting the radiator, but when idling there’s just not enough coolant to properly cool the engine. I don't think it would be a culprit, but who knows. I did a search on this forum for the word "surging" and the threads usually talk about the camshaft actuator and high pressure fuel pump. 2L 188,000. I have already Some technicians may comment of a service engine soon light on, low engine power or rough idle after engine, intake camshaft or intake camshaft actuator replacement. One-owner car, never driven hard--just started failing. Would a downstream sensor cause (specific cylinder) misfire, and sudden rough idle. Mar 9, 2023 · Here’s a more detailed list of the most common causes of rough idle: 1. I forgot to mention that, when I start the car in the morning, the exhaust releases some white smoke. The most common reasons a 2009 Chevrolet Equinox has rough idle are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. Using the OBD Torque app on my phone with Bluetooth ODB2 reader. Engine idles rough. 4l Ecotec engine is easily one of the worst modern engines ever, ever since new, the engine has never ran If air is introduced to the engine that is not regulated by the PCM, it may result in a rough engine idle at cold start and a code P050D being stored. A few months ago the vehicle began to idle rough when stopped, it has progressively been getting worse. I had a very similar problem with my 2010 last fall. Oct 19, 2017 · I have browsed through the various topics on this and have been unable to find a conclusive solution to the problem. I suggest you refer the link below and follow its troubleshooting details:------. Yesterday also ran rough on a hot start and stalled. I have already replaced the upstream O2 sensor The 2012 Chevrolet Equinox has 1 problems reported for rough idle. It appears that the idle seems to be right around 500RPM which I am pretty sure is about 150 lower than normal. Nov 26, 2018 · New member. Rough Idle No CHECK ENGINE LIGHT~~~~ EASY FIX, In this video i will show you how to repair your low idle problem quick and easy. scottfern Discussion starter. 4L engine 2010-2017Chevrolet Equinox 2. 0 upon stopping Dec 16, 2021 · FearlessFreep said: The engine has started going in and out of closed loop. 4L engine 2012-2017 Buick Verano 2. I have a 2014 Equinox 2LT with just over 42,000 miles. #1 · Aug 29, 2014. 4 with 79K from the dealership. Engine misfire. We had a great time during our recent trip to southern Saskatchewan and Alberta. DTC P0506 and P0507 are Type B DTCs. 04, 2013-Delivery Date: Nov. 2003 Trailblazer 4. 4 low idle bucking on load. This issue may be due to a blown head gasket or cracked engine head. If it's low it can cause this code to appear. Engine misfire can also be a contributor to rough idle under Here we have the second 2. Nov 7, 2015 · The recommendation was to replace some assembly (honestly i forget what it was) but it was ~$35. 2014; 2013; 2012; 2011; 2010; 2009; 2008; 2007; 2006; Also noticed rough idle in The most common reasons a Chevrolet Equinox has a vacuum leak are leaking vacuum hoses, leaking gaskets and seals, or bad actuators and valves. here are the things i change already. Engine temp sensor defective. I put new plugs in last year. 4L surging at idle in gear. When I leave the OBD reader hooked up whle the engine idles, the P0014 comes back. But when at idle is is rough more after it warms up. Mar 15, 2019 · 98 posts · Joined 2019. Here’s a great video on how to diagnose faulty plug wires with a multimeter. I have a 2012 I4 Terrain with right at 2k miles on it. 4L engine 2012-2016 Chevrolet Captiva 2. We have a 2012 Terrain 2. This has been occurring only recently. Idle too high. Unfortunately had an issue with Feb 13, 2022 · 307 posts · Joined 2013. Rough idle. The car starts perfect idles up fine then after about 30 seconds it stumbles rpms drop and it stalls. 25, 2013. Also get a P0300 Code. There has never been a check engine light. After a 5 minute drive, the only code I'm getting is the P0300 along with the traction control warnings. Variable valve timing solenoid cleaning or replacements on Chevy's 2. Chevrolet equinox questionsEquinox idle chevy Equinox reduced idleEquinox tow towing cashcarsbuyer. Feb 13, 2016 · Have a shop or someone with a FULL capability OBD code scanner check for pending and permanent codes. After it stalls the vehicle can be restarted immediately and after it's up to running temperature it runs great. 6 V-6 AWD. After a week of not being driven, finally threw codes P0302 (cylinder 2 misfire) and P0036 (downstream o2 sensor). Then stomp on the accelerator. I've got the v6. There were several faults P0010-P0012-P0013. P0300 is a generic OBDII code that can occur in Chevy Equinox. Dec 2, 2022 · P0506 (Idle Speed Low) P1101 (Intake Air Flow System Performance) started having problems with my 2019 Chevy Equinox. Accelerating from the stop light was responsive, but shaky until about 30mph, CEL began to flash around 40mph. Jul 29, 2017 · When I checked the codes today, I was given P0300 (rough idle, not cylinder specific), P2127 (Throttle/Pedal Position Sensor/Switch 'E' Circuit Low), and P050D (cold start rough idle). It finally got so bad that when sitting and idling the car would barely stay running. Starting this weekcar starts fine but idles rough for about 15 seconds then smooths out and runs normally. Sent for noisy idle and ping sound at start or driving. 4L engine ©, 2020 Rick Muscoplat. Problem solved. Feb 20, 2021 · I have a 2010 2. Sensor P0228 throttle/accellorator pos sensor P0191 fuel pressure I have a 3. 0 %. This is common behavior for a failing module after it gets warm. I am just concerned could I have a dirty MAF, or New member. I started having the same problem with my 2013 Equinox (2. If so you need a new one. It indicates that the engine is misfiring, which can be a serious issue for the drivability of the vehicle. battery voltage goes up to 14. The most common reasons a 2019 Chevrolet Equinox has rough idle are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. Jan 24, 2017 · 4 posts · Joined 2017. One of the first symptoms that a faulty canister purge valve may produce is a rough idle. Oct 2, 2023 · Reaction score. #1 · Jan 24, 2017. Mar 16, 2012 · Nov 20, 2011. Jul 13, 2019 · Cold start stalling. If you drive a vehicle with P0420 and not have it repaired, you can wind up with 2 or more problems. I also keep getting a P0411 that I have to check out (been an issue before the surging). 54 for oil change, decarbonizing and fuel injector cleaning. The ECM detects that the actual idle speed is approximately 200 RPM higher than desired idle speed. About 5 minutes into my morning commute, my TB started to idle funny. Messages. I replaced the VVT sensors and the faults went away. Jun 4, 2018 · VVT Problem – The variable valve timing associate with the 2. 4L engine. Used 2017 summit white chevrolet equinox lt for sale in valley stream. Feb 2, 2021 · Equinox: Overheating When Idling Causes and Solutions. At first it was a nuisance and the dealer claimed it was a sensor which they replaced twice. 2014 Equinox. #16 · Jan 17, 2017. I just picked up a used 2011 Equinox 2. V-6 (LFX) Jan 5, 2020 · Hello everyone! I’m banging my head a little on this one, my 2013 equinox 4 cylinder flex fuel started idling a little rough, jumping about 100 ‘ish rpm around but it never dies or feel like it’s going to. 2023 Traverse LT 3. I've replaced the intake and exhaust VVT solenoids and changed the oil. 2014; 2013; 2012; 2011; 2010; 2009; 2008; 2007; 2006; Also noticed rough idle in Nov 16, 2017 · Ok, i have a 2012 Equinox has the following issues. SOLD - - 2015 Equinox LTZ 3. 4L ecotec engine for check engine codes. You can't really feel it, but you can defiantly hear it. The idling is consistent. Jan 28, 2019 · Tahoe super rich rough idle for about 1 minute. ChrisM said: I have a P0014 code in a 2017 Equinox LT. 4 2011 Nox. I have a 2014 Terrain, 2. After about 15 seconds the RPMs seem to flatten out at right around 1. Electrical issues: Loose wires, clamps, or harnesses can cause electrical shorts or other problems that affect the engine’s performance. Leaking Gaskets and Seals. I have a 2013 LTZ. Sep 4, 2012 · what brand of wire you installed? I heard some stories about GM and aftermarket wires. 2015 Terrain 3. Equinox LT 2. 09 Equinox - High idle May 11, 2019 · One common cause of white exhaust smoke in your Chevy Equinox is a coolant leak. Being under some level of vacuum is normal. Fill tank with a top tier fuel -- preferably premium then drive vehicle -- preferably turnpike/freeway for about 15 minutes. When i put the car in gear the RPMs seem to even out around 1 The most common reasons a Chevrolet Equinox has rough idle are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. The code is for Intake Camshaft Position Actuator Solenoid Valve Control Circuit. delco are problematics, delphi a little more expensive but they kick ass! May 6, 2023 · 0. I can't seem to figure out what the issue is with this car, it seems to buck a little at low rpm up a hill as if the transmission isn't downshifting. However when I put her in gear to get going I notice some hesitation and jerkyness Jul 11, 2019 · 2010 2. 10,694. Code P0010 & P0011 Ecotech Engine Stalling Rough Idle GMC/Chevy 2. #1. 0 upon stopping Aug 1, 2017 · In short, the crankcase is part of the PCV system which is tied to the air intake. 4L Easy Fix Timing SolenoidsToday I go over the reason for the 2. Now when I initially start the car the idle is rough for about 15-20 seconds then 5. Jan 5, 2016 · 1. I think we are at around 90k miles. 6L 125,000. 3. Not sure where to start to diagnose this issue? 2011 Equinox, 4 cyl, 155,000 miles. ( failsafe mode) Ran the ODT scan tool and pulled codes P0016 crank shaft pos sensor P0089 fuel rail pres. This time they said it was the fuel pump and replaced it. The rough idle may be unrelated to the low coolant. I did witness it last week with a fluctuating idle when in park after driving Jan 13, 2017 · 657 posts · Joined 2016. Now I have to add a quart of oil every 1000 miles or so, to keep the car running. 4L Sudden Rough Idle/Lunging. This sensor is responsible for measuring the oxygen content in the exhaust gases and providing feedback to the engine control unit (ECU) to adjust the fuel-air mixture accordingly. 2002 Tahoe 5. I was due for a tune up anyways so I changed the spark plugs and the air filter and noticed no change, I dug a little more and noticed May 8, 2013 · There are many other possibilities causing these idle issues. In this case, you will notice the car running inconsistently while stopped or driving at low speeds. Started fine at home and noticed after about 10-15 minutes of driving. Engine Problems Chevy Equinox ️ Will You Take Engine Failure? Check Details. Mechanic's Assistant: Is there anything else the Chevy Mechanic should know about your 2011 Equinox? Had a new timing chain put in last year, burns oil Aug 29, 2014 · 1 post · Joined 2014. If I rev the car, even only one time, to 3k RPM the idle is fixed. i have a P0191 code in a 2014 equinox. He got a fly-by-night mechanic who rebuilt the engine but the car is experiencing problems. Dirty oil can as well. I put the car into park and tbe car idles fine. replace fuel pump at the tank. 40 % of the time it's the. P0300 is often accompanied by cylinder-specific misfire codes (P030X, where the X indicates the cylinder number that is misfiring). replace sensor on the intake manifold. 4L Flex. Click the link below:-----. 6. I used an OBD tool to erase the code. Rough Idle. This is often the cause of the stalling. Action Taken When the DTC Sets. Thread When the temperature outside goes cold like below zero the idle speed goes up to 800 rpm and stays there Jul 20, 2020 · 2010-2012Buick Lacrosse 2. 15 % of the time it's the. IF YOU ENJOY MY CONTENT BUY M Jul 1, 2022 · I had been running it for a couple of days after purchase when it started to idle rough. In park or neutral the Aug 14, 2018 · P0300 is a generic OBDII code that can occur with the Chevy Equinox. 4L ecotec with a mysterious miss and rough idle. On the way to the gas station I got the 3 codes. Joined. This code indicates that your vehicle’s engine is misfiring and can be a drivability threat. The 2012 Chevrolet Equinox has 1 problems reported for rough idle. #3 · May 7, 2014. I sprayed the engine compartment down with a DEP citrus cleaner and then sprayed it with water from the hose and the nozzle on the “mist” selection. Sep 15, 2023 · ️ what you need to know!2013 chevy equinox rought idle on startup. A faulty ECT sensor is one of the most common sources of rough idle on a cold engine. 5L AWD with 18k miles back in February. Feb 27, 2020 · Additional solutions to try if still doesn’t work: • How to fix a car with rough idle idli Per another mechanics recommendation I lowered the RPM’s back down to 600-700. 4l 4 cylinder engine. V-6 (LFX) GM6T70 Transmission-Gen II (M7W) Crystal Red Tintcoat-Brownstone Leather- (FE2) Suspension-18" Wheels. 6L 24,000. replace map sensor. 4L suddenly started having a rough idle when stopped both in gear and park. 25-1. 4 engine. Rotation rate sensor – Measures lateral speed and rotation around the vehicle’s centerline. Repair for common codes P-0010 through P0029. I have noticed that on cold mornings when I start her up the RPMs seem high and flux between 1. 2013 Equinox 3. I suspect your seals may be worn and are leaking under the strain of the crank case vacuum. In Canada, at the dealership, we have delco and delphi wires. 4L engine can cause the Equinox to stall. The shop says it looks like someone tried to steal my catalytic converters and cut o2 sensor wire. Dirty throttle body can also be the cause of slow acceleration in your Chevy Equinox. After replacing the 2 O2 sensors I haven't had issues anymore. Category: Chevy. Cold start about 60 degrees ambient, starts fine to quick high idle as it should but then drops to normal idle, runs very rough for about a minute. 4 L engine) at about 115K miles. 21 % of the time it's the. A few weeks ago I noticed that the idle felt a little rough sitting at stop lights after the engine was warm. What a mouthful!If these trouble codes have been thrown, than there’s a good Jan 25, 2017 · Reaction score. Fuel system issues: Problems with the fuel system, such as a clogged fuel filter or a malfunctioning fuel pump Jan 25, 2010 · The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI. Remove your ignition module and take it to a parts house to be tested. Trying to get some suggestions regarding problem with 2. Have them check it several times to insure it gets hot during testing. If I put it in neutral it's fine. #1 · Feb 13, 2022. Jan 25, 2020 · 2014 Equinox 2. I have been noticing that when I start the vehicle for the first time and when it is cold out, it starts a little rough and RPMs seem it idle a little high between 1. 4 LEA engine. A family member had a 2013 Equinox 2LT FWD with the 2. So far after tune up and other process of illimination, the problem points to the catalytic converter. To inspect for the location of the possible cause of the condition, add coolant dye to Aug 3, 2022 · 1. 1 post · Joined 2014. Your car engine’s Positive Crankcase Ventilation takes the unburned gases escaping from the cylinders and moves them from the crankcase, allowing them to go back to the engine for a complete burn. Sep 11, 2009 •. Only 1 year left under warranty decide to sent it in. Vacuum Leak. Sure enough once I put in a new spark plug the Equinox ran fine and the check engine light went away. Jun 5, 2017 · Hi all, My 2014 2. Condition/Concern: Some customers may comment on a rough engine idle or rough running condition for the first few minutes of operation after the vehicle is cold started. Next stop light, checked the Scangauge No codes CEL would only flash when traveling above 40mph, which 1. Spark Plugs. Dec 28, 2011 · 4 posts · Joined 2011. Sometimes I can give it throttle and it will go back into closed loop, sometimes it won't. When the vehicle reaches a temperature of 75-80 degrees Celsius + the idle becomes rough. Change all the other parts thinking it would fix it but it still had issues, but it was running low on gas, so I filled it up. replace the high and low pressure sensor. The fuel caused the oil level to rise about one-inch higher above the full mark on the engine oil Dec 17, 2021 · Other possible reasons for P0420 are: Exhaust manifold cracked. hi all, I'm hoping for someone to shed some light on what could be going on with my 2012 equinox. I ended up changing the other 3 for good measure. Earlier this summer, a few times it would run really rough at cold start (usually after sitting over night or all day), but then go away within 20-30 seconds. Automatic transmission. Apr 24, 2017 · 2014 'Nox Surging high idle. pk jo ev dp jh mm iz ft wl ma