10.0

really awful
Typical Repair Cost:
No data
Average Mileage:
50 miles
Total Complaints:
1 complaints

Most Common Solutions:

  1. complete rear-end pinion replacement (1 reports)
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2019 GMC Canyon drivetrain problems

drivetrain problem

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2019 GMC Canyon Owner Comments

problem #1

Jan 252019

Canyon

  • Automatic transmission
  • 18 miles

A D V E R T I S E M E N T S

I have one for you good folks here. Note, I am not a mechanic, I am a computer guru. So, I typically accept the descriptions/reasoning/etc from a certified mechanic. Of course, if something sounds far-fetched, I reach out to find another opinion or two.

Situation: I just returned a 2018 GMC Canyon two weeks into buying it. The dealership swapped it for a brand new 2910 GMC Canyon. It only had 18 miles on it. Note: The 2018 Canyon continued to have a stuttering effect while driving it when accelerating from a stopped position or a slow-and-go motion.

During the test drive of the 2019 Canyon, I immediately noticed a whining noise. It only could be heard while I was applying the gas pedal. The salesman told me, "This is not your 2003 Avalanche. This is a 2019 vehicle with a high-end fuel system. That is what you are hearing. Compare it to the mufflers of a Mustang." Okay, the noise was noticeable, and what he said, to me, made sense. This truck will fly when you give it gas. It is the V6 version with 8-speed transmission.

Two months into driving it, I returned to the same dealership. I informed them that the whining noise I noted during the day-1 test drive is getting out-of-hand now. It was becoming annoying. The dealership kept my truck for a week, and then told me "the noise is normal - it's your fuel system."

Come September 17th of 2019, after having taken it back several times for the issue and after filing complaints with GM, I was told to take it to another dealership. On the date I just listed, I dropped it off at another dealership.

Now, check this out. The next day the service manager called me. She said out of the 15 issues I listed, they have already verified the cause of the whining noise. Oh, it was no high-end fuel system. It was a defective pinion gear right out of the gate. She said it was to the point the rear-end could have ceased up, causing the rear axle to get ripped from under the truck's carriage while driving. That got my attention.

Where I live, after 20 days of being without your vehicle due to service (a newly purchased vehicle that is), it falls into the lemon category. Those days do not have to be consecutive. I filed claims with the BBB against GM. It got to the point that the service manager was on my side, along with the dealership. We just knew I was getting a buy-back solution. Why? My truck sat in their lot for 94 consecutive days. There was no pinion gear to be found on the planet that would fit. How in the world is that even possible? Also, they found that the "shims" were defective as well. They had received over 15 sets of those, and none would fit. Now, I am not wanting this truck back for sure. Who wants to end up with a vehicle to where getting parts is like trying to win the lottery?

The only solution was for General Motors to replace the entire rear-end. At first, GM denied the dealership the rear-end. I informed my BBB agent, but she was on vacation for 3 weeks and didn't bother to pass my case to another co-worker. On the 93rd day, the service manager called me. She told me that my truck is ready. GM coughed up a rear-end and it has been installed.

In the event you have never filed a BBB claim against an auto-company, I have some tips for you. Make sure you have all of your documentation from all of the service events, you will need copies. Be sure to make a copy of your registration. My truck had already fallen into the lemon law category. However, there is a catch. You have to not only file a case with the BBB, but you have to handwrite or type out a letter and send it straight to the vehicle's manufacturer. You have to include the wording, "I am requesting that you make a final attempt to repair my vehicle that has nonconforming issues." In other words, the vehicle is not safe to drive. Without those words, your letter will be rejected. Also, you can expect to add another 30 days. The BBB says that after that letter, the manufacturer has 15 days to comply. However, when it comes to General Motors, the BBB has a relationship with them to where they provide GM another 15 days to make the repairs. So, file your complaints as soon as you can after you have met the "days without your vehicle due to repairs made or attempted." It was 57 days before my BBB agent told me I had to send that letter. I was highly upset. I had uploaded all other documentation that was required. BTW, don't lose that link the BBB provides you. It is customized to your account.

In conclusion, if you have a GMC Canyon, and you are hearing a whining noise that you have ignored and just left on the back burner, you might want to get it checked out before that rear-end puts you in a bind. Be sure to check out my "shaking transmission" complaint to where my truck shifts gears making me feel as if I have been hit by another vehicle from behind. I will also post my AC complaint to where two options came with 2019 Canyon that I did not request - ice from the AC vents for my sodas and moisturizer for my face while driving (also from my AC vents).

- Christopher M., Fayetteville, US

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