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Why Is My Car Overheating in Lagos Traffic?

If your car is overheating in Lagos traffic, here's what actually causes it, what to do right now, and why proper diagnosis matters.

GAVI AFRICA technicians inspecting a vehicle engine in Lagos

If your vehicle starts overheating in Lagos traffic, don't ignore it, and don't keep driving until the engine is damaged. Traffic and heat often just expose a cooling-system problem that was already there. Overheating is a sign, not the actual fault, and resolving this requires proper diagnosis.

What causes a vehicle to overheat?

Overheating is usually caused by one of of the following: low coolant or a leak, a faulty radiator fan, a blocked radiator, a bad thermostat, a failing water pump, a damaged drive belt, or an electrical fault. Sometimes it is one thing, others times it is issues stacked together, which is why guesswork fixes rarely solve it for good.

What should you do if your vehicle starts overheating?

If the gauge moves into the red or a warning light comes on, ease off and stop safely as soon as you can. Don't keep driving just because the vehicle is still moving, an overheating engine can suffer real damage fast. it is important that you never open a hot radiator cap, the system is pressurised, and hot coolant or steam can burn you badly. Let the vehicle cool before anyone inspects it.

Is Lagos traffic itself the problem?

Not exactly. A properly maintained vehicle can handle traffic. But heavy idling can expose a fault that was already hiding. A weak radiator fan, for instance, may go unnoticed at highway speed, because air is forced through the radiator as you drive. The same vehicle can start overheating the moment it's stuck in a “go-slow” . Same fault, just no airflow left to hide it. That's why a vehicle can feel fine on the expressway and still overheat an hour later on Third Mainland Bridge.

Why proper diagnosis matters

Replacing the radiator, thermostat, or fan isn't always the fix, the right repair depends on finding the actual cause. At GAVI AFRICA, we diagnose before we recommend anything, so you're not paying to guess.

If your car is overheating, don't wait for a breakdown to take it seriously. Stop safely, let it cool, and have it properly checked.

Talk to us about your car.

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