Facing frequent noises on your car has a tendency to be annoying, a motor vehicle is so sophisticated that it is most of the time difficult to determine its source and even more complicated to find the part that motives it. In case you too have already experienced a cold engine noise on your Mercedes Benz GLA Class, we can definitely help you. Indeed, our editorial staff made the decision to compose this document to be able to examine the main motives of an engine that rattles when cold on your Mercedes Benz GLA Class. First we will look at engines that is rattling only when turned on, then because of improper oil and finally because of glow plugs.

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The engine of my Mercedes Benz GLA Class is rattling only when starting

If the engine of your Mercedes Benz GLA Class makes a cold rattles, especially when starting and which fades before long afterwards, it is possible that your engine lubrication is to blame. Indeed, the oil strainer (the part that sucks up the oil and makes it rise to the top of the engine) can be broken and therefore take time to make the oil rise when it is still very viscous. If this is your case, after a few tens of seconds the engine that slams your Mercedes Benz GLA Class should return to normal performance because the lubrication of the engine will be done naturally, be sure you examine the condition of the engine.

Engine of my Mercedes Benz GLA Class that rattles when cold because of too fluid oil

Another option which can explain an engine which cold rattling on your Mercedes Benz GLA Class is that during an oil change the selection of oil was not best, in fact, engine oils differ on their viscosity, which we will compare with the “W” value, the higher this value is the thicker the oil will be and vice versa. If a too fluid oil has been chosen, it is possible that when cold, the lubrication it allows is not enough to limit engine slamming, compare the oil used and the oil suggested by the manufacturer, if your engine clicking is strong or if it persists on your Mercedes Benz GLA Class, do not think twice to swap it with the right oil.

Engine that rattles when cold on my Mercedes Benz GLA Class cause of the glow plugs

If you have a diesel engine, your engine is rattling when cold, and it has complication starting when it is cold, it may be your Mercedes Benz GLA Class glow plugs that are nearly good to be changed. Indeed, a dead spark plug will cause the attached cylinder not to heat up and will provoke a stronger rattles on an engine Mercedes Benz GLA Class, so take into consideration diagnosing the state of your spark plugs separately using a multimeter, it may be that only one is concerned like all of them. Here, we have described to you, the main causes of an engine that cold slam on a car, do not think twice to have a look at our page specialized to your car to find additional info on all the breakdowns linked to your car.

Whenever you have any further questions about the Mercedes Benz GLA Class, do not hesitate to consult our Mercedes Benz GLA Class category.