ShiftyMechanics Open calculator
START WITH THE SYMPTOM

Understand what your car is telling you.

These practical guides help you describe the problem, recognise urgent warning signs and ask what testing supports a repair recommendation.

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Observe before guessing

When, where and how a symptom appears can be more useful than choosing a part too early.

Put safety first

Each guide identifies signs that mean stop driving and arrange inspection or recovery.

Ask for evidence

Use the workshop-check section to understand what should support a diagnosis.

Car won't start

Use the sound and behaviour at the key or start button to narrow down a no-start problem before arranging diagnosis.

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Battery keeps going flat

Understand repeated flat-battery faults, including battery condition, charging problems, parasitic draw and vehicle-use patterns.

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Car overheating

Recognise overheating warnings, respond safely and understand the cooling-system checks that should support a repair recommendation.

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Brakes squealing or grinding

Separate common brake noises from urgent warning signs and understand what a proper brake inspection should cover.

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Check engine light

Understand the difference between a steady and flashing engine light, what fault codes can and cannot prove, and how diagnosis should proceed.

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Car vibrates at speed

Use where and when the vibration occurs to understand likely tyre, wheel, driveline and suspension checks.

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Steering shakes under braking

Understand brake judder, rotor variation and the suspension checks needed before approving replacement parts.

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Air conditioner not cold

Understand weak car air conditioning, why a regas may not be the whole repair, and which checks should support a quote.

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Know the repair?

Browse the repair-cost library for job scope, price factors and questions to ask before approving a quote.

Browse repair-cost guides →