2022 Canyon AT4 Steering Wander and Odd Tire Wear

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Mike T. · rep 0 · May 25, 2:38 AM · 1 replies · solved · Question

Vehicle: 2022 GMC Canyon AT4

My 2022 GMC Canyon AT4, with about 30,000 miles, has started to feel really loose in the steering. It wanders quite a bit on the highway, requiring constant small corrections to keep it straight. I also noticed that the front tires are wearing unevenly, with the outer edges looking more worn than the inner.

I haven't hit any major potholes recently that I can recall. Could this be an alignment issue, or something more involved with the suspension or steering components?

✓ Accepted solution

ClearTheCode Admin

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Steering wander and uneven tire wear on your 2022 GMC Canyon AT4 at 30,000 miles are classic indicators of issues within the steering and suspension system. This isn't just an alignment problem; it often points to worn components that are preventing the alignment from holding or even being set correctly.

Here are the common culprits:

  1. Wheel Alignment: Incorrect toe, camber, or caster angles can cause wandering and uneven tire wear. Even if you haven't hit a major pothole, everyday driving can gradually knock an alignment out of spec, especially on a truck with off-road capabilities like the AT4.
  2. Worn Tie Rod Ends: These are crucial for steering. Loose inner or outer tie rod ends will introduce play into the steering, leading to wandering and making it impossible to hold an alignment.
  3. Worn Ball Joints: Like in the Sierra, worn ball joints can cause steering looseness and affect tire contact with the road, leading to uneven wear.
  4. Wheel Bearings: A failing wheel bearing can cause excessive play in the wheel, leading to wander and irregular tire wear patterns. You might also hear a humming or growling noise that changes with speed.
  5. Control Arm Bushings: Deteriorated bushings can allow too much movement in the suspension, impacting alignment and stability.

When to see a shop: It's essential to have a professional technician inspect your Canyon. They will:

  • Perform a thorough suspension and steering component inspection to identify any worn or loose parts.
  • Check for proper tire balance and rotation.
  • Once any worn components are replaced, a precision wheel alignment will be necessary to correct the angles and prevent further tire wear.

While there are no direct OBD-II codes for mechanical wear like this, a shop can check for any codes related to the electronic power steering (EPS) system (e.g., U0100 for lost communication with EPS module or C0545 for steering wheel position sensor) if the wandering also feels like an assist issue. Address this promptly to prevent further tire damage and maintain safe handling.