2019 gmc acadia steering assist is reduced - 2019 2019 Yukon Models 2015 2020 Involved Region or Country North America, Europe, Russia, Middle East, Chile, Colombia, Ecuador, Paraguay, Peru, Japan, South Korea, China and Thailand. Condition Some customers may comment on one or more of the following conditions: • Reduced or loss of power steering assist (only LD models …

 
Your Acadia has rack-assist electric power steering. It's been that way since introduction of the C1XX platform Acadia in 2017. ... 2007 GMC Acadia SLT-2, 'HiYo' Silver outside, Ebony/Titanium inside, no NAV, no HUD, no errors. Save Share. Like. Black217 Discussion starter ... Build Date: 4-11- 2019. . . Purchased 6-22- 2019 15,180 Mi 2-09-2024 .... Surf cam surfside tx

I posted earlier about something similar. Mine does it also to where the gauge won't move up and stays at the C so the car thinks the engine is cold and won't allow the a/c to work and gives us the "steering assist reduced" message . Our check engine light will come on etc. we have had our thermostat replaced and it still does this.Short answer: NO. . . I would not chance to continue driving it other than right to the dealer. . . . as long as it wasn't too far away and not a hot climate. If it is the …Not a lot of passenger vehicles in the GM line up that do not have electric power steering. 2019 Acadia SLT-1 FWD Smokey Quartz Metallic 3.6L V6. Cocoa & Ash Gray Leather Interior. Build Date: 4-11- 2019. . . Purchased 6-22- 2019 15,180 Mi 2 …Low power steering fluid: This is often the most common issue. If your GMC Acadia's steering wheel is hard to turn, it may be due to low power steering fluid levels. Check the fluid regularly and top it up if needed to prevent this problem. Damaged steering pump: A damaged steering pump can lead to power steering fluid leakage.About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket …Try disconnecting the negative battery terminal for 3 minutes. should clear the fault and itll be fine. I did this for months before I got around to replacing the thermostatCadillac Customer Service. 13223 posts · Joined 2010. #2 · Dec 17, 2020. senshe said: hey everyone so my XT5 2017 suddenly show up this massege about ( steering assist is reduced drive with care ) + check engine light + AC fan always on high even without ac working + cooling temperature is cold all the time. View attachment 591481.One of those electric components is the steering assist feature. As a result, a warning message of Steering Assist is Reduced Drive with Care illuminates on the dashboard. A loose or corroded wire from the battery and corroded terminals on the alternator may also cause the issue. A Flawed Steering Assist Module.2017 GMC Acadia 3.6 v6. Two weeks ago I replaced the coolant temp sensor after noticing the gauge went to zero reading while driving and message about "steering assist reduced" on dash. Again today the gauge has gone to zero, shitting of AC compressor and running the cooling fans on high. I disconnected the negative battery terminal as ...1704 posts · Joined 2007. #2 · Jul 27, 2008. Constant - Gives the same amount of power assist regardless of speed. Variable - Gives more power assist at slower speeds. This allows for the best of both worlds. At slow speeds, like in parking lots, the steering will be effortless and very easy. But when on the open road, the assist lowers so ...10134582. TSB Date: October 2, 2017. Date Added to File: April 23, 2018. Failing Component: Steering:Hydraulic Power Assist System. Summary: This technical bulletin provides a procedure to reprogram the power steering control module to correct a condition of reduced steering assist message with DTC c0460 sym 5a due to a software abnormality.etomlinsonit said: Had the same issue, no A/C, Power Steering Assist Reduced/Disabled notification, Fan running all the time, Engine Temp at 0, and P0128 Code. Had to go to the dealer to get the following parts. Manifold Gaskets x6 Part# 12648665. O-rings for the 2 return lines x2 Part#12648547.All thankfully covered under an extended warranty. I only have 26K miles on my vehicle, but it is turning 7 years old. When I think about replacing my 2013 with a brand new Acadia, it bothers me after reading this thread and so many others. It kind of reminds me of the 1st generation of the Acadia and their issues until around the 2013 was updated.Steering Assist is Reduced Drive with Care" Or "Service Power Steering" Message is displayed. In most cases, there will be no steering related issues and if the message is dismissed it will remain off the entire ignition cycle. When checking for DTC's the Power Steering Control Module (PSCM) will have current DTC's set.Acadia performance is lurching while slowly accelerating uphill or accelerating gradually from a stop. Hello, I have been trying to troubleshoot our 2017 GMC acadia Denali 3.6L. I have read over the forum and it seems this car has been plaqued with similar issue over the years. However most of what i read is on earlier models than 2017.See, e.g., ECF No. 89-1 at 3-4. But it is undisputed that at least some 2017-2018 GMC Acadia vehicles "contain shifter assemblies that fail to recognize that the vehicles have been placed in park, erroneously direct the driver to 'Shift to Park,' and prevent the vehicle from turning off.". ECF.Today I will show you how to fix the Steering Assist is Reduced warning light and the P0128 code on your Chevy GMC vehicle Coolant Temp Sensor GM# 12650595M...As a reminder, the GMC Terrain's turbocharged 1.5L I4 LYX gasoline engine is rated at 170 horsepower at 5,600 rpm and 203 pound-feet of torque at 2,000 rpm, with output directed through the GM ...Power Steering Assist Motor / Module: Related Parts. Related Parts. Steering & Suspension Repair Manual. Intentionally blank: Intentionally blank: Related Parts. GMC > 2019 > ACADIA > 3.6L V6 > Steering > Power Steering Assist Motor / Module. Price: No parts for vehicles in selected markets. GM GENUINE 86598740 Info . 4WD; FWD. Out of Stock ...Bump the Acadia problem graphs up another notch. 2019 GMC Acadia electrical problems with 44 complaints from Acadia owners. The worst complaints are steering assist is reduced, themostat does not ...Do you want to remove the engine coolant temperature sensor without removing the fuel rail and injectors? Then this video is for you. This should help in fix...According to GM TechLink, the Service Power Steering issue may affect certain 2017 through 2023 Cadillac XT5 models, as well as certain 2020 through 2023 Cadillac XT6 models. In addition to the ...The contact owns a 2019 GMC Acadia. The contact stated while driving at an undisclosed speed, the vehicle hesitated to accelerate with the "Steering Assist Reduced, Drive with Care" message displayed.5171 posts · Joined 2014. #10 · Dec 14, 2023. "Steering assist reduced" and "traction control off" seem to be linked to the check engine light. You often don't see one without the others. Probably because too many owners find it easy to ignore the CEL. Other auto makers do the same with their warning systems.Low power steering fluid: This is often the most common issue. If your GMC Acadia's steering wheel is hard to turn, it may be due to low power steering fluid levels. Check the fluid regularly and top it up if needed to prevent this problem. Damaged steering pump: A damaged steering pump can lead to power steering fluid leakage.Mike89t said: If you are having the same symptoms ("steering assist reduced" message, Temp Gauge bottomed out, A/C not working, check engine light on) then it is worth trying. Defined will. Better than the $1500 quoted to replace thermostat. If that resets the issue then GM needs to figure out a fix. 2017 GMC Acadia.2 posts · Joined 2013. #1 · Dec 20, 2014. I have a 2008 acadia with variable effort steering. I am at the point where I want to burn this car to the ground. The steering at low speeds under 45 MPH is buttery smooth. Once over 45 MPH (and especially at free way speeds) The power steering becomes "stiff" or has a "catch" in it only at a ...2017 Acadia Denali 3.6, Just had same issue, coolant temp reading 0, fan running full speed, steering assist reduced warning. I first replaced thermostat, which is doable, but not an easy task. Located on top of motor passenger side. Have to …The 2019 GMC Acadia has 1 problems reported for steering assist is reduced. Average failure mileage is 57,000 miles. CarComplaints.com : Car complaints, car problems and …This is a Lane Departure Warning alert. Three beeps or three seat pulses (if your vehicle has a Safety Alert Seat) will occur from the direction of the unintentional lane drift. If Lane Keep Assist is on and the feature is unable to detect the lane lines, the LANE KEEP ASSIST icon will turn white. When an intentional lane change is detected ...mskristinb126 said: I have a 2017 acadia and less than 55,000 miles. Mine is the same: “ steering wheel assist reduced,” no ac, and temperature gauge lower the c and bot moving. Sound like they need to recall the cars and replace then for free. Too many people having the same issues!Mar 16, 2022 · Steering Assist is Reduced Drive with Care. Just received this alert in 2018 Acadia Denali. Problem is an extremely loud FAN sound in the front grill accompanied us. Sounds like an airplane coming in for a landing. Call into GMC for service. May 11, 2018 ... What is GMC Lane Keep Assist? 19K views · 5 years ago ...more. Granite ... Causes and Fixes GMC Chevy Steering Assist is Reduced Drive With Care. Date: August, 2019 TECHNICAL Subject: Steering Assist Is Reduced Message and One of the Following DTCs Are Set: C056D, U0415 Brand: Model: Model Year: VIN: Engine: Transmission: from to from to Buick LaCrosse 2014 2016 All All Regal 2013 2017 Cadillac XTS 2014 2019 Chevrolet Impala 2014 2019 Malibu 2016 2018 P0128 - Engine Coolant Below Threshold. *Engine coolant temp gauge defaults to cold. *The A/C is commanded to off and inoperative. *The cooling fans are commanded to ON. Replacing the thermostat also required pulling the intake, thus replacing numerous gaskets and O-Rings.There is a TSB on this - steering shaft part replacement. I had it done many months ago and it resolved the problem. ... Former: 07' SLT Acadia, 12' Terrain SLE, 14' Acadia SLT thru June 19' 2019 Ford Edge SEL Black, 2.0 Turbo, 250hp, w some pkg's. Save Share. ... 2007 GMC Acadia SLT-1 AWD<br />2006 Chevy Silverado CCSB V-max. Save Share.The most common reason for the Steering Assist Is Reduced Drive With Care message is actually that the battery voltage dipped low. If that is the case, there is a trouble code stored in the steering assist control module, which I will talk more about in the next step. 2. Old Trouble Code Stored.Learn about the common issues plaguing the 2009 GMC Acadia, from transmission problems and engine stalling to electrical malfunctions, brake system failures, and steering and suspension issues. Common Issues with 2009 GMC Acadia. If you own a 2009 GMC Acadia, it's important to be aware of some common issues that may arise with this vehicle.I googled this and found a GMC bulletin no.: 17-NA-158, dated May 2017 for 2017 Cadillac XT5 and GMC Acadias. "Some customers may comment on the Steering Assist Reduced, Drive With Care message displayed on DIC. • U0401 Some technician’s may find that the steering gear has been previously replaced.Not a lot of passenger vehicles in the GM line up that do not have electric power steering. 2019 Acadia SLT-1 FWD Smokey Quartz Metallic 3.6L V6. Cocoa & Ash Gray Leather Interior. Build Date: 4-11- 2019. . . Purchased 6-22- 2019 15,180 Mi 2-09-2024. Save Share.Technical Service Bulletins (TSBs) for the 2019 Acadia are official communications between GMC & their dealerships that describe processes for troubleshooting or fixing certain common problems ...The 2019 GMC Sierra 1500 has 13 NHTSA complaints for the electronic stability control at 6,402 miles average. ... Acadia; C4500; C6500 Topkick; ... "brake system failure" "steering assist reduced ...Joined Dec 12, 2022. 1 Posts. #23 · Dec 12, 2022. I have a 2017 XT5 Steering Assist is reduced. When it shows up we have no air no temp gauge etc. Local Cadillac Dealership says there is no code and cant fix it. When i showed the service manager the code on the service bulletin it made very an gry and he threw me out told me not to come …Mar 23, 2021 · 1 post · Joined 2023. #46 · Jul 18, 2023. In response to Acadia Ray - My 2017 Acadia started showing the steering assist warning when starting the car, my check engine light was on, engine fans keep running on high and a/c stopped. I removed the negative battery connector, and reattached it as you suggested, and all is well!!! Date Added to File: April 23, 2018. Failing Component: Steering:Hydraulic Power Assist System. Summary: This technical bulletin provides a procedure to reprogram the power steering control module to correct a condition of reduced steering assist message with DTC c0460 sym 5a due to a software abnormality. Discuss it at Forum View This TSB.Oftentimes, the ‘steering assist is reduced, drive with care’ message in GMC Acadia can be reset by disconnecting the negative battery terminal for a few …2 posts · Joined 2015. #1 · Nov 12, 2015. Hi new poster here. My wife's 2008 Acadias power steering pump has always made a whine noise. More so when turning the wheel. It has gradually gotten worse/louder and more noticeable even when not turning the wheel. Then when you first started driving it when it was cold yet and turning at low speeds ...A common complaint about power-assist steering systems in vehicles is that the system provides so much steering assist at higher speeds that the driver cannot feel the road, contri...As info, per the Owner's Manual: If power steering assist is lost due to a system malfunction, the vehicle can be steered, but may require increased effort. If the steering assist is used for an extended period of time while the vehicle is not moving, power assist may be reduced.The contact owns a 2019 GMC Acadia. The contact stated while driving at an undisclosed speed, the vehicle hesitated to accelerate with the "Steering Assist Reduced, Drive with Care" message displayed.GeoHawk said: The only time we get the Park Assist Off message is if we shift into reverse before the parking brake is released. Other than that, we've never had an issue with it. The driver information center (DIC) displays SERVICE PARK ASSIST when the object alarm module detects a malfunction in the object detection system and sends a request ...I own a 2011 GMC Acadia with 85K and 6 plus years of ownership. I recently noticed loss of power steering assist when trying to turn quickly after hard braking and also when turning quickly in parking decks. This only occurs when driving reasonably fast. I received a letter in Sept 2014 about this issue and the fix is to replace the power ...Sep 16, 2021 · Mike89t said: If you are having the same symptoms ("steering assist reduced" message, Temp Gauge bottomed out, A/C not working, check engine light on) then it is worth trying. Defined will. Better than the $1500 quoted to replace thermostat. If that resets the issue then GM needs to figure out a fix. 2017 GMC Acadia. As described in the GM TechLink report, the power steering module for the Chevy Blazer and Chevy Traverse is designed to detect possible issues with the electric power steering system and respond as needed. This could include disabling the steering assist, which can trigger the Service Power Steering message in the DIC.23 posts · Joined 2007. #1 · Jan 21, 2009. I was getting a noticeable thumping/popping noise when I turned the steering wheel at low speeds and even when the car wasn't moving. Just turning the steering wheel back and forth about 2 inches in each direction would make the thump. You could "feel" it on the floor.Technical Service Bulletins for the 2019 GMC ACADIA. Manufacturer technical service bulletins received by the National Highway Traffic Safety Administration to date. Call the Vehicle Safety Hotline toll free at (888) 327-4236 to report safety defects or to obtain information on cars, trucks, child restraints, highway or traffic safety. Search ...Combines the Side Barrier Driver and the Side Pole Star Ratings into a Front Seat rating. The Rear Seat rating is derived from the Side Barrier Rear Passenger rating. The Side Barrier test simulates an intersection collision between a standing vehicle and moving barrier at 38.5 mph.The contact owns a 2019 GMC Acadia. The contact stated while driving at an undisclosed speed, the vehicle hesitated to accelerate with the "steering assist reduced, drive with care" message displayed. Additionally, the temperature gauge remained on cold. The vehicle was taken to the dealer; however, no failure was found.Another issue that can cause the “Steering Assist Reduced Drive with Care” warning light to come on is a low power steering fluid level. When the fluid level gets too low, it can cause the system to malfunction and disable the power assist feature. The best way to fix this issue is to check the power steering fluid level and top it off if ...Steering Assist reduced. So, my wife’s 2017 GMC Acadia Denali has been experiencing two issues that Googling indicates are related: an occasional message that “steering assist is reduced” although I don’t feel any difference; and recently no A/C, rad fan running at full blast, and temp gauge reading zero. Both are intermittent.According to GM TechLink, the Service Power Steering issue may affect certain 2017 through 2023 Cadillac XT5 models, as well as certain 2020 through 2023 Cadillac XT6 models. In addition to the ...During Start up Forward Collision System Reduced Displayed on DIC - 2013-2019 Buick Cadillac Chevrolet GMC. ... ACADIA: 2017-2019: GMC: SIERRA: 2017: GMC: SIERRA 1500: 2019: GMC: SIERRA 3500: 2018: GMC: TERRAIN: 2018-2019: GMC: YUKON DENALI: ... Product Safety Recall N212333901 Loss of Power Steering Assist - 2021 Cadillac Chevrolet GMC ...8843 posts · Joined 2011. #2 · Jun 22, 2022. NV8 Steering, Digital Variable Steering Assist, this system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue. Standard on 2500 and 3500 SLT/AT4/Denali for 2021 and 2022. 2023 LZO CC std box 4x4.This service bulletin provides a procedure to correct a customer concern of loss of power steering assist, service power steering and/or steering assist is reduced drive with care message displayed on driver information center (dic). Discuss it at Forum View This TSB. TSB Number: 16NA109. NHTSA Number: 10191163.Cost to Drive Cost to drive estimates for the 2019 GMC Acadia SL 4dr SUV (2.5L 4cyl 6A) and comparison vehicles are based on 15,000 miles per year (with a mix of 55% city and 45% highway driving ...The warning message “Steering Assist is Reduced Drive with Care” in the GMC Acadia is a cautionary reminder for drivers to exercise extra caution while operating their vehicles. This message is often triggered when the Electronic Control Module (ECM) transmits inaccurate information about the coolant temperature to the steering module ...The warning message “Steering Assist is Reduced Drive with Care” in the GMC Acadia is a cautionary reminder for drivers to exercise extra caution while operating their vehicles. This message is often triggered when the Electronic Control Module (ECM) transmits inaccurate information about the coolant temperature to the steering module ...2019 GMC Acadia power steering assist reduced!! Most people are replacing the thermostat, and temp sensor and jumper harness to fix their issue. As you can s...Rather than being an actual hardware issue with your car, the 'steering assist is reduced' message shows up due to a miscommunication between the involved modules. It primarily comes from the module controlling the power steering. So, you need to inspect the steering to verify whether or not there's really any problem.Here are some of the most common causes of reduced steering assist: 1. Low Battery Voltage. The most common cause of the “Steering Assist Is Reduced, Drive With Care” message is due to low battery voltage and a stored trouble code in the steering assist control module. If your car’s battery is not working correctly, it can disrupt the ...The LANE KEEP ASSIST icon will turn white under these conditions: The feature’s camera is unable to detect lane lines due to poor visibility, such as conditions (e.g., fog, rain or faded lane lines) in which you would have difficulty seeing the lane lines. You’re not moving fast enough for the feature to activate.Joined Oct 20, 2021. 2 Posts. #59 · Oct 22, 2021. I also have a 2017 Cadillac XT5. I was driving it the other day and noticed the temperature gauge never moved. It stayed on C the entire time, I drove for over two hours straight. Also, the fan runs constantly and I had the "steering assist reduced" message.Being a seasoned GMC Acadia owner, I've encountered the perplexing message "Steering Assist Is Reduced Drive With Care" several times. With this experience in mind, I'll guide you through the twists and turns of understanding and navigating this problem. The "Steering Assist Reduced, Drive with Care" warning in GMC Acadia often comes from an incorrect …I own a 2011 GMC Acadia with 85K and 6 plus years of ownership. I recently noticed loss of power steering assist when trying to turn quickly after hard braking and also when turning quickly in parking decks. This only occurs when driving reasonably fast. I received a letter in Sept 2014 about this issue and the fix is to replace the power ...Note: If there are steering related complaints related to this bulletin, please review bulletin 17-NA-345. Some customers may comment on one or more of the following conditions: • Reduced or loss of power steering assist (only LD models equipped with electric power steering) • Steering wheel jerks or kicks back when turningThe Acadia's steering wheel is made for a full-handed grasp at points both lower and higher than 3 and 9 o'clock. My passenger bus driving instructor preferred his students use 4 and 8. 2020 Cadillac XT5 Sport, Shadow Metallic outside, Cirrus/Jet Black inside, more 'tech toys' than I'll ever use.2019 Acadia 50% of the time these lights come on,engine power is reduced, steering assist is reduced, lane keeping system unavailable, service park brake and the other 50% it runs fine. Mechanic's Assistant: Is the parking brake light blinking or flashing, or is it solid? When did you first notice it? Solid three weeks ago.The 2019 GMC Sierra 1500 has 6 problems reported for brake system failure. Average failure mileage is 5,150 miles. ... there's no assist steering info, and trailer brake failure (no trailer this ...In this video I raise, lower, bring towards, and push away the steering wheel in this version of a GMC Acadia. I also unlock and then lock the steering wheel...If the “steering assist is reduced drive with care” message appears on the display, it means that there is a problem with the power steering system. To fix this, follow these steps: 1. Check the power steering fluid level and add more if needed. If the fluid level is fine, check for leaks in the system. If there are no leaks, then the power ...This can cause the steering assist is reduced signal to pop up as the steering assist is most definitely affected by this. [3] Faulty temperature sensor; The temperature sensor is responsible for monitoring your car’s engine temperature. When the gauge drops, the car engine is cold.Thus, it can be said GMC Acadia steering assist is reduced drive with care, meaning "there is low fluid in the steering wheel, or there is an electrical fault in the steering module or the electric supply system is damaged. Avoid driving at high speeds when the message appears and drive very carefully. GMC Acadia Steering Assist is Reduced Drive with Care [7 Causes and Solutions]Good news is the service team, with GM engineers help, figured out the real issue (on the fourth service attempt). I had the same symptoms as dozens of others on this forum, the steering assist reduced, temp gauge goes cold and ac goes hot. The engineers have found that it shows codes for temp sensor and harness/connector needs replaced.

I own a 2011 GMC Acadia with 85K and 6 plus years of ownership. I recently noticed loss of power steering assist when trying to turn quickly after hard braking and also when turning quickly in parking decks. This only occurs when driving reasonably fast. I received a letter in Sept 2014 about this issue and the fix is to replace the power .... Who is shep owens

2019 gmc acadia steering assist is reduced

This service bulletin provides a procedure inspecting for excess grease or sealant on the exterior of the steering gear due to seeing grease or sealant on certain locations on the gear. Discuss it at Forum View This TSB. TSB Number: PIE-0424A. NHTSA Number: 10190371. TSB Date: October 1, 2017.The “Steering Assist Reduced, Drive with Care” warning in GMC Acadia often comes from an incorrect coolant temperature signal from the ECM. Diagnose for a P0128 fault code, replace any faulty parts, typically the thermostat or coolant sensor, and then clear the error codes.2017 Acadia Denali 3.6, Just had same issue, coolant temp reading 0, fan running full speed, steering assist reduced warning. I first replaced thermostat, which is doable, but not an easy task. Located on top of motor passenger side. Have to pull air Intake to get to it. 2019 GMC Acadia Owner Comments . problem # 2. Mar 11 2022. Acadia V6. ... These all happen at once: When starting up, I get a message that says "Steering Assist is Reduced". When I am driving, the ... Feb 17, 2007 · 2017 Acadia throwing multiple codes. joeg255. Mar 14, 2024. 0. 218. Mar 14, 2024. by joeg255. 1 1 of 62 62. Technical forum for posts that don't fit the other categories. Sep 10, 2023 ... Customer states steering assist is reduced message displays on the driver information center. Power steering control module PSCM code C0176 ...As described in the GM TechLink report, the power steering module for the Chevy Blazer and Chevy Traverse is designed to detect possible issues with the electric power steering system and respond as needed. This could include disabling the steering assist, which can trigger the Service Power Steering message in the DIC.Rather than being an actual hardware issue with your car, the 'steering assist is reduced' message shows up due to a miscommunication between the involved modules. It primarily comes from the module controlling the power steering. So, you need to inspect the steering to verify whether or not there's really any problem.45 problems related to electrical system have been reported for the 2019 GMC Acadia. The most recently reported issues are listed below. ... After noticing my ac was not cooling, I began receiving a "steering assist is reduced drive with care" notice every time my car was started. My car is more difficult to steer. It has been assessed by a ...Cost to Drive Cost to drive estimates for the 2019 GMC Acadia SL 4dr SUV (2.5L 4cyl 6A) and comparison vehicles are based on 15,000 miles per year (with a mix of 55% city and 45% highway driving ...It is important to take this warning seriously as it can lead to unsafe driving conditions. In this article, we will examine in detail what it means for the steering assist to be reduced in a GMC Acadia car and discuss its causes and solutions. A brief explanation of GMC Acadia Steering Assist Reduction issue10134582. TSB Date: October 2, 2017. Date Added to File: April 23, 2018. Failing Component: Steering:Hydraulic Power Assist System. Summary: This technical bulletin provides a procedure to reprogram the power steering control module to correct a condition of reduced steering assist message with DTC c0460 sym 5a due to a software …I understand some of the codes I am listing may not be directly related to the issue but want to give as much information as possible as I assume all the systems in the car are tied together and may have some common point of malfunction. P0171 - System Too Lean, Bank 1. P0174 - System Too Lean, Bank 2.H. harveyfamily Discussion starter. 330 posts · Joined 2014. #1 · Nov 13, 2019. Yesterday after using the electric parking brake the Service Parking Brake message popped up and the yellow light on the dash just blinks. The brake still engages like usual. I got the emails from OnStar right after about the Stabillitrak and ABS systems..

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