Car Pulling to One Side — Causes and How to Fix It
A car that pulls to one side — requiring you to actively hold the steering wheel straight — has a fault that needs investigation. The cause can be as simple as a tyre pressure difference or as significant as a seized brake caliper.
What Causes a Car to Pull?
Uneven Tyre Pressure
Check this first. A tyre that is significantly lower in pressure than the other side will cause the car to pull toward that side. Check all four tyre pressures cold (not after driving) and inflate to the correct specification — found on the door jamb sticker or in the owner’s manual.
Wheel Alignment (Tracking) Out of Specification
Incorrect toe — the angle at which the front wheels point inward or outward — causes the car to pull toward the side with more positive toe. Alignment goes out when you hit a kerb, pothole or speed bump, or when suspension components are replaced without a subsequent alignment. An alignment at a tyre centre corrects this from £35.
Worn Tyre
A tyre with uneven wear, a damaged belt or a bulge can cause pulling. Compare the tread wear pattern on the front tyres — significantly more wear on one side indicates alignment or suspension issues that have already caused the problem.
Brake Caliper Sticking
A caliper piston or slide pin that is seized causes the brake pad to drag against the disc on one side, pulling the car toward that side under braking and sometimes in normal driving. The affected wheel often gets noticeably hot after driving — a useful check. Caliper repair or replacement from £85.
Worn Track Rod End or Steering Component
The track rod end connects the steering rack to the wheel hub. Wear in this joint causes vague, imprecise steering and can produce a pull. Track rod end replacement from £75/side — requires a wheel alignment afterwards.
Wheel Bearing Fault
A severely worn wheel bearing on one side can cause a pull. This is usually accompanied by a humming or rumbling noise that changes with speed. Wheel bearing replacement from £95/side.
Brake Hose Collapsed
A collapsed brake hose acts as a one-way valve — it allows fluid in when you press the brake but restricts release. This causes the caliper on that side to stay partially applied and the car to pull toward that side. The brake hose is not visible without removing the wheel but is easy to identify once the caliper is off. From £65.
How We Diagnose a Pulling Issue
- Check tyre pressures and tread condition
- Test drive to characterise the pull (constant vs under braking)
- Check brake temperature by hand after driving (seized caliper produces heat)
- Raise the vehicle and check for caliper drag, bearing play, track rod end wear
- Inspect suspension components for wear
Book Diagnosis in Reading
Call 07305 523333. A pulling issue can typically be diagnosed and repaired in a single visit. We cover Reading and all Berkshire towns.
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Frequently asked questions
Is a car that pulls to one side dangerous to drive? +
Mild pulling is inconvenient but manageable. Severe pulling — where the car actively steers away from your intended direction and requires constant correction — is dangerous, especially in an emergency stop or at motorway speeds. Have it investigated promptly.
Can I fix a wheel alignment myself? +
No. Wheel alignment requires a laser or optical alignment machine. However, identifying the cause of a pull — worn tyre, seized caliper, worn track rod end — is something a mechanic can do at the roadside without alignment equipment. Alignment itself requires a specialist machine found at tyre centres.
How much does it cost to fix a pulling issue? +
It depends on the cause. A tyre pressure correction is free. A worn track rod end is from £75 per side (plus alignment). A seized brake caliper is from £85. Wheel alignment itself is from £35 at a tyre centre.