2014 gmc acadia issues

The new Acadia is shorter and 500 pounds lighter than the previous model. The ride is steady and composed, and handling is responsive. The most appropriate engine is the smooth 3.6-liter V6 that ...

2014 gmc acadia issues. The GMC Acadia and Saturn Outlook crossovers were both based on GM's front-wheel-drive, unibody Lambda platform. The Lambda vehicles -- which also included the Chevrolet Traverse a...

23754 posts · Joined 2007. #2 · Aug 9, 2019. Welcome to the forum. Good luck finding a solution to the problem. 2020 Cadillac XT5 Sport, Shadow Metallic outside, Cirrus/Jet Black inside, more 'tech toys' than I'll ever use. 2009 Toyota Matrix S, Nautical Blue Metallic outside, Dark Charcoal inside, 2.4L I4, automatic, FWD. Bye yo, HiYo - …

2 Headlights problem. Failure Date: 11/01/2018. Tl the contact owns a 2014 GMC Acadia. While driving 75 mph, the engine power reduced, service stabilitrak, and traction control off warning indicators illuminated. As a result, the vehicle stalled and completely shut off. The contact mentioned that the failure occurred three times.2 posts · Joined 2014. #1 · Nov 16, 2014. 2008 Acadia SLT AWD 85,000 miles. Experienced the low RPM shudders at 35-45 mph. Dealership isolated failure to the torque converter and stated it needed full disassembly and inspection of transmission. They stated that it would be cheaper to buy a new transmission at $4,700 total cost.1. “Shift to park” warning problem. The Acadia’s computer fails to recognize when the transmission is put in a parking position. As a result, it will keep all your interior electronics running, the radio, dashboard, and everything else. The problem is more common in the Acadia 2017 and 2018 models. In extreme cases, the issue can lead to ...tjdr47, 07/05/2014. 2014 GMC Acadia Denali 4dr SUV AWD (3.6L 6cyl 6A) 10 of 10 people found this review helpful. I picked up my 2014 Acadia Denali a little over a month ago and have put ...The 2014 GMC Acadia often experiences transmission issues, including delayed shifting and failure. Owners report jerky movements and the 'Service Transmission' warning light illuminating. The GMC Acadia, particularly the 2014 model, has been a topic of concern for drivers due to its problematic transmission.Anonymous, CO (2015 GMC Acadia SLT 3.6-L V6) Climate System AC compressor, blower (fan) motor, condenser, evaporator, heater system, automatic climate system, electrical failure, refrigerant leakage.

Here are the GMC Acadia issues that are reported the most. — Check Engine Light. One of the most common complaints from Acadia owners is that the check engine light will illuminate often. The issue seemed to plague Acadia models from 2007 through 2012. The 2014 model also may experience this issue. The cause of the light can vary, but here ...Thanks for stopping in today everyone and a huge thanks to all you subscribers. Maybe one of these days ill actually fix this thing for good, but then again ...2014 Acadia SLT-1 FWD, V92 towing package, panoramic dual sunroof. Reactions: Freesheep and JayTee2019. ... I had similar issues and found it to be a problem easily solved for <$10. It's my understanding that the the torque converter on these can come from a lock to a slip going up a modest hill without downshifting. ... 2007 GMC Acadia SLT-2 ...I started having issues with acceleration when the wheel is turned to the left. Sounds like engine revving in neutral. ... 2014 GMC Acadia Denali AWD 2011 GMC Acadia SLE FWD. Save Share. ... Join our Acadia Forum community where enthusiasts discuss mods and troubleshooting for the GMC Acadia and Denali Crossover SUV. Show Less . Full Forum Listing.Condition: Some 2013-2016 model year Chevrolet Cruze, 2014-2015 Chevrolet Impala and 2013-2017 GMC Acadia vehicles, may have a condition where the Side Blind Zone Alert (SBZA) modules may fail or ...428 posts · Joined 2008. #1 · Apr 2, 2008. The passenger tail light went completely out at about 3500 miles on my 08 Acadia. I took it in to the dealership and they ordered a new light and changed it. Now the drivers side light has decided to start flashing on its own while driving down the road.

I'm looking for help with my 2012 Acadia with sporadic electrical issues. I have had codes p0575- cruise control input circuit, p0700- Transmission control system malfunction, u0073-Control Module Communication Bus 'A' Off, u0109-fuel Pump Control Module (FPCM), u0101-lost communication with tcm. The DIC reads service All Wheel …1 post · Joined 2009. #1 · May 12, 2009. I have a 2007 SLT. We recently went on a trip and the check engine light came on. My husband was driving and after the light came on, we were having problems taking off after a traffic light. He would press the accelerator and the engine would rev up like it was in neutral and the car would not move ...This symptom is called "flare-up" during shifts. 4k rpm seems high but that depends on what rpm you are at when the transmission begins to shift. Usually the rpms only increase a few hundred rpm before lowering after the shift is completed. Causes could be many. Clutches, shift solenoid (s), valve body, dirt, or maybe a reflash of the PCM ...2007 Acadia SLT, 70k miles. I've replaced shocks/struts at all 4 corners, replaced front strut mounts, replaced sway bar end links, replaced sway bar bushings, replaced inner tie rods and replaced tie rod ends. All of these items were clearly worn out... but none of them were the cause of the front end rattle/chatter/clunking at low speed.5158 posts · Joined 2014 Add to quote; Only show this user ... Fix that issue and see if it corrects your problems. My guess is you have other issues than just that ground. On a 2010, I would suspect you have multiple areas of corroded connections. ... GMC Acadia Forum. 306.2K posts 224.3K membersJust a little bit of work and Found this. The Acadia AWD system is set up to deliver a 90/10 torque split (90% to the front wheels) in normal operation. When detecting front wheel slippage it can transfer as much as 35% to the rear wheels. So on a steep incline it would indeed be better than FWD.

Blacktux promo code.

Here are the most common issues that cause your Acadia to jerk when accelerating: 1. Misfiring Engine. A few things can cause an engine to misfire. More often than not, it's going to be the spark plugs or coil packs that are the culprit. A misfire is the most common reason your GMC Acadia jerks while accelerating.We expect the 2023 Acadia will have about average reliability when compared to the average new car. This prediction is based on the 2021, 2022, and 2023 models, plus the GMC brand scores. The 2019 ...Make sure the wheel speed sensors and wires weren't damaged. You'll need an ABS-capable scanner to find out which one (s) might be the problem. No it wasn't damaged unless it has to be removed when replace the hub. When the hub gets replaced, the speed sensor is part of the hub assembly. Also, the cable can get damaged …2013 GMC Acadia. Click on a category below for details. AC / heater problems5. transmission problems5. engine problems3NHTSA complaints: 19. interior accessories problems2NHTSA complaints: 3. electrical problems2NHTSA complaints: 33. fuel system problems2NHTSA complaints: 5. lights problems2NHTSA complaints: 10.Jul 2, 2019 · One of the most common issues with the GMC Acadia, or any newer GM vehicle, is the "Service StabiliTrak" warning. StabiliTrak is GM's electronic stability control system. It does much more than a standard traction control system. It is one of the most innovative and vital safety features on your GMC Acadia and can

Sounds like something in the exhaust system has either separated, broken, or had a hole punched in it. If you bought the vehicle used, maybe the exhaust was modified by the previous owner. Have the system checked for either leaks or mods. If it's not a factory setup, changing it back to original is up to you. Leaks should be repaired for safety ...Remove the plastic cover on the handle inside the gate on the passenger side. Using a 8mm socket, remove the two screws and the metal bracket. Near the latch mechanism are two body panel clips, remove those. You can now pull the plastic body panel off the inside of the gate. It will require you to pull hard, be careful to disconnect …A/C compressor. "The compressor went out completely plus leaks in the overall system." Anonymous A., FL (2012 GMC Acadia SLT 3.6-L V6) "Ac doesnt cool properly. Have re charged it, replaced fuses ...Vehicle Speed: A Misfire can be felt at any speed, but is most noticeable at low RPM. A misfiring engine is one of the most common reasons your Acadia will shake when accelerating. A vehicle's ignition system consists of spark plugs, coil packs, and maybe plug wires. If it is an older model, it'll have a distributor and coil instead of coil ...Many tools include these features can be found less than $100. For my 2007 Acadia, I have had to replace a seat pad built-in weight measurement sensor. The weight measurement sensor is to detect how much weight seating in order to turn on/off the passenger airbag. The sensor is like a circuit plastic sheet.2009-2014 GMC Acadia. Some of these vehicles were built or serviced with contamination within the chassis electronic module. This contamination can cause an electrical short in the module. ... We started having a ton of issues with our Acadia!(2008 slt) no sun roof but has a luggage rack. We were having no starts completely random. Then ...In addition to the steering pump, problems with the steering rack can occur in your GMC Acadia, as reported by some 2014 Acadia owners. The steering rack connects your steering wheel to the wheels of the vehicle, and difficulties can arise if the rack becomes damaged or worn.The 2021 GMC Acadia has 53 problems & defects reported by Acadia owners. The worst complaints are accessories - interior, brakes, and miscellaneous problems. ... 2014; 2013; 2012; 2011; 2010; 2009 ...

Jul 2, 2019 · One of the most common issues with the GMC Acadia, or any newer GM vehicle, is the "Service StabiliTrak" warning. StabiliTrak is GM's electronic stability control system. It does much more than a standard traction control system. It is one of the most innovative and vital safety features on your GMC Acadia and can

Apr 20, 2022 · speleos. Electronic problems can occur at almost any time without warning. This could be your help if what dealer service says about the SBZA system is true: Some 2013-2017 GMC Acadia (Limited) vehicles, may have a condition where the Side Blind Zone Alert (SBZA) modules may fail or malfunction due to water intrusion. The 2013, 2014 and 2016 model year GMC Acadia is also prone to similar A/C issues, CR says, but it’s the 2015 model year of the crossover that it has received the most complaints about.Example: "Bad Brakes", "Toyota Recall", etc. Bump the Acadia problem graphs up another notch. 2014 GMC Acadia drivetrain problems with 24 complaints from Acadia owners. The worst complaints are ...GMC Acadia - (Art Konovalov / Shutterstock) The only major symptom of bad wheel speed sensor in GMC Acadia is the ABS warning light comes on in the instrument cluster, and the anti-lock braking system is disabled. When the ABS light / comes on in your Acadia, the anti-lock braking system is disabled. The vehicle can still be braked without ABS.The most common suspension issues seen in the GMC Acadia are: Clunking Noise in the Front End. Front Shock Absorber Strut Failure. Rear Shock Absorber Failure. Front Lower Control Arm Failure. Front Wheel …View all 37 consumer vehicle reviews for the Used 2014 GMC Acadia on Edmunds, or submit your own review of the 2014 Acadia.88 posts · Joined 2014. #6 · Dec 31, 2015. Speleos said: If you complain that an engine uses 1 qt. of oil every 3k miles or so, you're NOT going to get any help from any dealer (or automaker for that matter). :sosad: Absolutely correct. Most have a 1 quart every 500-1000 miles protocol concerning oil consumption.Bump the Acadia problem graphs up another notch. 2014 GMC Acadia brakes problems with 28 complaints from Acadia owners. The worst complaints are electronic stability control, service brakes, and ...No, the 2011 Acadia is a year to avoid. We have received a lot of negative owner reviews about engine failures, leaking sunroofs, and high ownership costs. Reliability ratings are poor because of engine problems, avoid models from 2008 - 2012. The 2013 and newer models have fewer problems, unfortunately, prices are nearly $7,000 higher.1 post · Joined 2014. #1 · Jun 23, 2014. I own a 2010 GMC Acadia with approximately 80K miles on it. I also experienced the same steering problems discussed in your Forum. The initial diagnosis by my GMC Service Dept, was a failed steering box which was replaced at a cost to me of $1,300. Two weeks later the same problem re-occurred.

How to get the bow in der eisendrache.

Korean corn dogs charlotte.

Here's The Short Answer To What The Best And Worst Years For The GMC Acadia Are: The best GMC Acadia model years are 2023, 2022, 2021, 2020, 2019, 2016, 2015, and 2013. The worst model years of the Acadia are 2008, 2017, 2007, 2009, 2010, 2014, 2011, and 2012. This is based on auto industry reviews, NHTSA statistics, reported problems, and ...We purchased a 2014 Acadia Denali AWD on 8/28/13. This vehicle has had a vibration since then that to date has not been fixed. We returned it to dealer and first attempt was Road Force Balance. Vibration still there. Vibration goes away when drive shaft is removed. GM was contacted and rep told dealer to replace differential clutch drum …2013 GMC ACADIA 96,000 miles -. Complaint - Most common reappearance is at -->. 1,800 RPM. 40 MPH. Under slight load. 5th gear (not exact) 5-20% Throttle (not exact) -->There are no codes in any monitors completed visual inspection of filters and sensors and tried different gas station of a couple weeks. Ran 4 tanks of 93 octane with Lucas oil ...GMC Acadia gas cap and check engine light issues. According to RepairPal, one of the most common problems that the GMC Acadia can experience is that the check engine light may turn on for a somewhat trivial reason. Rather than a serious issue, what’s happening is that the gas cap becomes loose or worn, triggering the check engine light to ...The 2016 GMC Acadia has 180 problems & defects reported by Acadia owners. The worst complaints are transmission, accessories - interior, and electrical problems. Add your complaint? Back; Crash Tests 3; Acadia Recalls 4; TSBs 1404; Lemon Law; GMC » Acadia » 2016OCD can cause you to have distressing thoughts about your identity, which may be disturbing. But you can learn how to cope with OCD identity issues. If you live with OCD, your symp...2014 GMC Acadia radio constantly goes on/off every 30-45 seconds. Which also causes the blinker sound to be mute and the - Answered by a verified GMC Mechanic ... My 2009 gmc acadia has several issues. First, a "tire inflation system problem" message came on. We've also had "Stabilitrac" messages in the past, but they've always cleared within a ...1 post · Joined 2014. #1 · Jun 23, 2014. I own a 2010 GMC Acadia with approximately 80K miles on it. I also experienced the same steering problems discussed in your Forum. The initial diagnosis by my GMC Service Dept, was a failed steering box which was replaced at a cost to me of $1,300. Two weeks later the same problem re-occurred. ….

Enter a whole new generation. The 2017 GMC Acadia is a complete redesign, top to bottom. With the redesign comes a new engine with cylinder deactivation. Like any new technology, it takes a year or two to figure it our in real-world testing. Customer complaints include a nasty vibration when driving at a constant speed.GMC Acadia 2014 2018 M7V, M7X Terrain 2017 M7U, M7W Involved Region or Country North America and N.A. Export Regions Condition Some customers may comment that the vehicle may have a severe launch shudder in 1st gear from a stop, or while driving along when in 4th gear, or during the 2-3 upshift or2007 GMC Acadia AWD SLT-2 4SB White Diamond Tricoat/Brick, 19's, everything except engine heater. Reactions: harleysporster. Save Share. Like. T. taylor. ... Our Acadia had the same issues with stabilitrak/traction control warning. 1st time I think they just reset the computer, the 2nd time in they replaced the cam sensor actuator is what they ...NHTSA Complaint ID: 14V614000. In October of 2014, GM issued a recall for the 2014 GMC Acadia for its electrical system. In these vehicles, the electronic module may become contaminated at various times. If this occurs, it can lead to the vehicle shorting out. In some situations, this shorting out can lead to the vehicle stalling.Some common 07-16 GMC Acadia problems include transmission problems, timing chain problems, and power steering problems. These issues’ symptoms can range from common leaks to reverberations felt while driving. For an in-depth look at these and some other common 07-16 GMC Acadia issues, read on as we cover the symptoms, causes, and fixes for ...2014 Acadia SLT-1 FWD, V92 towing package, panoramic dual sunroof. ... We bought a certified pre owned acadia and it had the infotainment issues. Would randomly switch between functions and screen would freak out. ... 2007 GMC Acadia SLT-2, 'HiYo' Silver outside, Ebony/Titanium inside, no NAV, no HUD, no errors. Save Share. Like. swankynina.If loud and normal sounding, it may not be the battery. Horns take a lot of amperage and if you battery is weak or you have a poor connection, it will not be as loud. 2) Use jumper cables and see if it will start. If so, drive to Autozone and have them check and probably buy a battery. '15 Acadia Denali. M.NHTSA Complaint ID: 14V614000. In October of 2014, GM issued a recall for the 2014 GMC Acadia for its electrical system. In these vehicles, the electronic module may become contaminated at various times. If this occurs, it can lead to the vehicle shorting out. In some situations, this shorting out can lead to the vehicle stalling.2023 GMC Acadia AT4 4dr SUV AWD (3.6L 6cyl 9A) 7 of 7 people found this review helpful. Was shopping for a family sized SUV. Almost purchased a Chev. Traverse, but realized it was too large with ...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. 2014 gmc acadia issues, Try another dealer for this if you can. 2 weeks wait with a dying battery is unacceptable. The warranty is through GM. . . not the dealer. 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. Like., I have a 2017 GMC Acadia SLT. I currently have 60k mikes on mine as of May 2021. I had multiple problems with my BCM (Body Control Module) since 9k miles. At 2900 miles my driveshaft failed. The BCM causes the Power Steering Lights to come on, Stabilitrak light, Power Brake Light, AWD Off- AWD System light, Brake Assist Light, MPH Gauge goes to ..., Jul 7, 2019 ... FIXED! My 2014 gmc acadia slt was showing traction control off and service stabilitrak after just a few mins of driving after about 35mph if ..., Anonymous, FL (2017 GMC Acadia Denali 3.6-L V6) "It started while I was on vacation. It would blow heat air, even on low setting.It did that for 4 days, then miraculously started working properly ..., NHTSA Complaint ID: 14V614000. In October of 2014, GM issued a recall for the 2014 GMC Acadia for its electrical system. In these vehicles, the electronic module may become contaminated at various times. If this occurs, it can lead to the vehicle shorting out. In some situations, this shorting out can lead to the vehicle stalling., The Hippocratic Oath describes the ethics of medical practice and the moral code of doctors. The modern equivalent is the GMC's Good Medical Practice. Try our Symptom Checker Got a..., One of the most common issues with the GMC Acadia, or any newer GM vehicle, is the "Service StabiliTrak" warning. StabiliTrak is GM's electronic stability control system. It does much more than a standard traction control system. It is one of the most innovative and vital safety features on your GMC Acadia and can, Shuddering is a sign of transmission clutch failure when it comes after ATF flush or change especially if previous recommended ATF change interval was not done on time. Usually it is not advisable to flush or change ATF at 102k mile if it hasn't been changed before because it certainly will show up any failure in the transmission clutches. 2021 ..., If you’re in the market for a new or used GMC vehicle, finding a reliable dealership near you is crucial. Whether you’re looking for a spacious SUV like the GMC Acadia or a powerfu..., 2020 GMC Acadia Edit. Kelley Blue Book®. Trade-In Value: $17,971. Valid for ZIP Code 23917 as of 04/28/2024. Mileage: 59,352. Forecasts., 3 posts · Joined 2022. #1 · Oct 21, 2022 (Edited) 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., 2014 49; 2013 25; 2012 75; 2011 63; 2010 81; 2009 60; 2008 186; ... Worst GMC Acadia Problems #1: Transmission Failure 2008 Acadia Average Cost to Fix: $3,700 Average Mileage: 86,000 mi. Learn More , 2014 Impala LS (non-eco)-Build date 12/13/2013 Mine 3/15/2014<br />"I don't care what you think about me; I don't think about you at all" ... 2007 GMC Acadia SLT-2, 'HiYo' Silver outside, Ebony/Titanium inside, no NAV, no HUD, no errors. ... I have a 2009 Tacoma and it also has reception issues. I bought an aftermarket amplifier and taped into ..., The 2014 GMC Acadia has 25 NHTSA complaints for the unknown or other at 49,402 miles average. (Page 1 of 2) CarComplaints.com : Car complaints, car problems and defect information, 134 posts · Joined 2007. #19 · Sep 19, 2014. The inoperable master (driver side) power window problem seems common on most GM cars in these years. I found that I can buy a master switch online but I could not figure out how to open the switch panel (arm rest) on Acadia 2007., The most common suspension issues seen in the GMC Acadia are: Clunking Noise in the Front End. Front Shock Absorber Strut Failure. Rear Shock Absorber Failure. Front Lower Control Arm Failure. Front Wheel …, 2717 posts · Joined 2012. #2 · Feb 15, 2014. Unfortunately these are all common, incessant issues with the Acadia. GMC doesn't care. "IF" you can get help from GMC or a sympathetic dealer. you'll be fortunate. 2008 Acadia SLT2 (AWD) - Deep Blue Metallic with Titanium leather - HID, HUD, XM, OnStar, dual moon roofs, touch screen …, 134 posts · Joined 2007. #19 · Sep 19, 2014. The inoperable master (driver side) power window problem seems common on most GM cars in these years. I found that I can buy a master switch online but I could not figure out how to open the switch panel (arm rest) on Acadia 2007., P1682 - 2014 GMC Acadia - 112k miles. Good afternoon, to start with, this issue started occuring about 2 months ago. My wife calls me and says the suv stalled out after showing engine power reduced, traction control off, stabilitrak, vehicle goes into limp mode and sometimes it would just stall out altogether., 2016 GMC Acadia SLT-1 4dr SUV AWD (3.6L 6cyl 6A) 18 of 18 people found this review helpful. I had a 2012 Subaru Outback that had terrible engine problems - head gasket at 69k and a blown engine ..., 1. With the vehicle on, use the vehicle touch screen to go to the list of paired devices. 2. Select the phone name. 3. Select Delete. 4. Confirm that the phone name has been removed from the list of paired devices. Remove the vehicle from your phone's list of paired devices:, 5173 posts · Joined 2014 Add to quote; Only show this user #3 · Jul 16, 2021. Low oil pressure light "IS" the code. ... 2007 GMC Acadia SLT-2, 'HiYo' Silver outside, Ebony/Titanium inside, no NAV, no HUD, no errors. Save Share. Like. peyton Discussion starter 3 posts ..., Average Cost to Fix: $1,100. Average Mileage: 66,000 mi. The 2016 GMC Acadia has 180 problems & defects reported by Acadia owners. The worst complaints are transmission, accessories - interior ..., 2014 GMC Acadia lights problems with 25 complaints from Acadia owners. The worst complaints are taillight gets condensation inside, headlights went out, and headlights provide poor visibility., The 2014 GMC Acadia has 2 NHTSA complaints for the traction control system at 37,000 miles average. CarComplaints.com : Car complaints, car problems and defect information Latest News, 401 posts · Joined 2018. #5 · Nov 13, 2021. We had a 17 and now a 21. The most common issue on the early 2nd gen is the shifter having a resistance issue that causes the vehicle to not want to go in park and tell the body control module. The front sunroof some had latch breakage issues but easy to fix. They now have a stronger latch catch., Weak or dead car battery. The MOST common culprit that causes your GMC Acadia not to start is a dead car battery. The battery produces the power required by various car electrical systems, including the starter motor, to work to make your engine start running. If your vehicle battery is low on charge or simply dead, then you'll have engine ..., Our list of 1 known complaint reported can help you fix your 2014 GMC Acadia. Close. Problems / GMC / Acadia / 2014; 2014 GMC Acadia Problems. Find the most common issues based on car owner complaints. Get Your Car Fixed. Find a high quality auto repair shop or dealer near you. View Nearby Shops. Report a Problem. Share your car problem with ..., Your2014 GMC Acadia s transmission is one of the most important parts of your 2014 GMC Acadia , and transmission problems with your 2014 GMC Acadia can result in rendering your 2014 GMC Acadia completely undrivable. The transmission in your 2014 GMC Acadia is the part of the 2014 GMC Acadia that directs the power from your engine to the driveshaft which in turn helps to turn the wheels on your ..., 2013 GMC Acadia. Click on a category below for details. AC / heater problems5. transmission problems5. engine problems3NHTSA complaints: 19. interior accessories problems2NHTSA complaints: 3. electrical problems2NHTSA complaints: 33. fuel system problems2NHTSA complaints: 5. lights problems2NHTSA complaints: 10., 2014 GMC Acadia electrical problems with 77 complaints from Acadia owners. The worst complaints are service lights flashing; car won't start, side detection system faulty, and battery drain., Troubleshooting 2014 GMC ACADIA Radio is not Receiving ANY Radio Stations - Follow me on Instagram @559powerscape., 9225 posts · Joined 2009. #17 · Dec 5, 2014. When im driving around town- on long city streets- as soon as I hit 45 MPH--- my trans shifts into 6th gear- and drops RPMs down to 1300 or so. I usually notice this on a long street every morning when im headed to the freeway- 4 miles from home.