GMC Sierra Transmission Problems
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The GMC Sierra is a powerhouse of a full-size truck, offering a premium off-roading experience and plenty of energy. Of course, no matter what car you purchase, there are sure to be issues that appear. Some of the worst to deal with are transmission troubles. If you love the GMC Sierra, you might wonder - are there GMC Sierra transmission problems?
If you’re interested in learning more about the history of issues with the GMC Sierra’s transmission, you’re in the right place. The more you know about this potentially costly repair, the easier to determine if it’s right for you. Read on to learn more about the worst years for the transmission, the average repair cost, and other valuable information.
Quick Answer: 2009, 2010, 2011, 2012, 2013
The 2009, 2010, 2011, 2012, and 2013 models have the most reported GMC Sierra transmission problems. Other years are much better.
Which Years of the GMC Sierra Have the Most Transmission Troubles?
According to vehiclehistory.com, the 2009-2013 GMC Sierra had the most trouble with the transmission. Common issues with the component included hesitation between transmission shifts and various recalls in the system.
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GMC Sierra Years With the Least Reliable Transmissions
The 2011 year stands out as one of the worst selections for the transmission. According to motoraudit.com, the 2011 GMC Sierra had trouble with the transmission system hesitating, leading to faults driving. These led to expensive repairs and even issues with the engine.
The 2013 was another standout for the least reliable transmission. In this year, the transmission failed, leading to expensive replacements and repairs from the drivers. The 2013 was also the cap on that generation of the GMC Sierra.
Do GMC Sierras Have More Trouble Than Other Similar Models?
Although GMC Sierras are a decent truck selection, they are more prone to transmission issues than other models. This statement is especially true if you invest in one of the worst years for the car.
Over the years, some GMC Sierras have been a part of class-action lawsuits targeting their poor transmission systems. Issues with shifting tend to slow down drivers. Compared to other full-size pickups, there is a much higher risk.
What Is The Average Cost To Repair the Most Common GMC Sierra Transmission Problems?
If you notice GMC Sierra transmission problems, the price to repair it will depend on the break and what the repair will require. According to getjerry.com, it will cost anywhere from $5,350-$5,750 to replace the system entirely.
Smaller repairs will cost less than this. However, anything to do with a transmission, especially on a full-size truck, typically isn’t cheap.
Signs Your GMC Sierra Has Transmission Problems
The transmission is one of the parts in a vehicle most prone to error. Here are a few signs you might notice if there are any issues in your GMC Sierra:
- Limited response: A broken transmission will struggle to shift into gear, while a good one will move fast.
- Check engine light: An illuminated light on your dashboard could indicate a fault in your GMC Sierra.
- Clunking sounds: Strange noises like humming or clicking could mean a transmission issue.
- Burning smell: A burning smell could mean many things, but it could indicate a transmission fault.
- Fluid leaks: If you notice brown or red liquid under your car, there could be something wrong with your transmission.
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How To Avoid A Used GMC Sierra With Transmission Problems
Overall, the best way to see if there are issues in a used GMC Sierra is to set up a test drive. Check to see if the transmission slips while driving, if you aren’t picking up speed very quickly, and if the engine is increasing its output.
Also, get your transmission checked by a local mechanic before committing to a vehicle. They will be able to determine potential issues with the transmission you can’t find on your test drive to ensure you make the best choice with your hard-earned money.
Should You Buy A Used GMC Sierra?
Overall, the GMC Sierra is a valuable and reliable full-size truck. Although there are issues with the transmission system, they aren’t too significant and don’t impact every single version of the car. As long as you get your used vehicle inspected and take it for a test drive, you should be okay with an investment in a used GMC Sierra.
Which Years of GMC Sierras Are Safe To Buy Used?
If you want to avoid GMC Sierra transmission problems, several years are safe to purchase. These have the fewest complaints and are most reliable to users, including in the transmission department.
- 2004 GMC Sierra
- 2016 GMC Sierra
- 2017 GMC Sierra
- 2018 GMC Sierra
- 2021 GMC Sierra
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GMC Sierra Model Years to Avoid
Just as there are excellent years to purchase, there are also some you should avoid. Not only do these have transmission troubles, but they also have errors in other areas of the mechanics that will prove irritating and expensive for owners to handle.
- 2001 GMC Sierra
- 2002 GMC Sierra
- 2003 GMC Sierra
- 2005 GMC Sierra
- 2006 GMC Sierra
- 2007 GMC Sierra
- 2008 GMC Sierra
- 2009 GMC Sierra
- 2010 GMC Sierra
- 2011 GMC Sierra
- 2012 GMC Sierra
- 2013 GMC Sierra
- 2014 GMC Sierra
- 2015 GMC Sierra
- 2019 GMC Sierra
- 2020 GMC Sierra
GMC Sierra Problems: Frequently Asked Questions
Can I drive my GMC Sierra with transmission problems?
Although you can drive a GMC Sierra with transmission troubles, it’s not a good idea. You risk harm to yourself or the rest of your vehicle’s system if it breaks further. It’s never ideal to wait, even if you’re uncertain what is wrong with your car.
What should I do if I suspect a transmission issue in my GMC Sierra?
If you suspect a transmission issue in your GMC Sierra, take your car to a qualified mechanic as soon as you can. They will diagnose your trouble and make repairs before it develops into something uncontrollable.
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