Table 1 shows four common power train related problems of the 2018 GMC Canyon. The number one most common problem is related to the power train (21 problems). The second most common problem is related to the automatic transmission torque converter (two problems).
| Problem Category | Number of Problems |
|---|---|
| Power Train problems | |
| Automatic Transmission Torque Converter problems | |
| Transmission Shudder problems | |
| Transmission Gear Slipping problems |
This is a known problem with GMC and chevy trucks, known as the rumble. At approximately 45mph and up, the truck feels like it’s going over rumble strip and the back end is slipping. This causes the steering wheel and truck to shake. It could result in the loss of control if it gets too bad. Read details...
For several months, we are now continuously experiencing a shaking and shuddering of the Canyon every time the truck shifts from 1st to 2nd gear. It is very disturbing driving down the street and the Canyon begins to shake so hard that everyone is jarred in their seats even with seat belts on. Read details...
I just purchased a 2018 GMC Canyon used with 8,000 miles on it. Drove it 500 miles and now I have a 8 speed transmission and now it shudders. Now I'm reading alot of people are having issues with it. Am I in the lawsuit with gm in there defective transmissions? it shudders at 55-60 mph drove me Read details...