A steering wheel that shakes at speed or under braking should not be diagnosed from the symptom alone. The speed at which the vibration appears, whether it changes during braking and whether it is felt through the seat or steering wheel can all help narrow the cause.
Vibration at a particular road speed
If the steering wheel begins to shake within a narrow speed range, wheel balance and tyre condition are common starting points. A buckled wheel, damaged tyre, uneven tread or incorrect wheel fitment can all produce a similar feeling.
Vibration mainly under braking
Shaking that appears when the brake pedal is applied can be associated with brake-disc runout, uneven disc thickness, hub contamination or suspension movement. It is important to check the hub and wheel-bearing condition rather than automatically replacing discs.
Suspension and steering wear
Worn control-arm bushes, ball joints, track-rod ends and other steering components can allow movement that becomes noticeable as vibration or instability. A vehicle may also wander, knock over bumps or feel less precise during direction changes.
Driveshaft and CV joint faults
Inner CV joints can create vibration under acceleration, while outer joints more commonly click during tight turns. Driveshaft imbalance or damage can also produce speed-related vibration, particularly after impact or previous repair work.
Why diagnosis matters
Several faults can produce almost identical symptoms. Checking wheels, tyres, brakes, hubs and suspension in a logical order is more reliable than replacing the most obvious part first.
If your car has steering vibration, braking shake or instability, Capital Garage can inspect the cause. See our steering repairs, suspension repairs or book online.
Still not sure what is causing the problem?
Symptoms can overlap between several faults. A proper inspection and diagnostic process is usually cheaper than replacing parts based on guesswork.