Facing constant noises on your car has a tendency to be annoying, a vehicle is so complex that it is generally challenging to discover 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 Chevrolet HHR, we can definitely help you. Indeed, we decided to compose this content in order to examine the main motives of an engine that rattles when cold on your Chevrolet HHR. First we will look at engines that is rattling only when starting, then because of unsuitable oil and finally because of glow plugs.

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The engine of my Chevrolet HHR is rattling only when starting

If the engine of your Chevrolet HHR generates a cold rattles, specifically when starting and which ends rather quickly afterwards, it is possible that your engine lubrication is at fault. 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 thick. If this is your case, after a few tens of seconds the engine that slams your Chevrolet HHR should return to normal operation because the lubrication of the engine will be done normally, be sure you examine the condition of the engine.

Engine of my Chevrolet HHR that rattles when cold because of too fluid oil

Another situation which can justify an engine which cold rattling on your Chevrolet HHR is that during an oil change the selection of oil was not perfect, indeed, 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 picked, it is possible that when cold, the lubrication it allows is not sufficient to limit engine slamming, compare the oil used and the oil advised by the manufacturer, if your engine clicking is strong or if it persists on your Chevrolet HHR, do not think twice to replace it with the right oil.

Engine that rattles when cold on my Chevrolet HHR cause of the glow plugs

If you have a diesel engine, your engine is rattling when cold, and it has problems starting when it is cold, it may be your Chevrolet HHR glow plugs that are at the end of their life. Indeed, a dead spark plug will trigger the attached cylinder not to heat up and will trigger a stronger rattles on an engine Chevrolet HHR, so take into account examining the state of your spark plugs independently using a multimeter, it may be that only one is concerned like all of them. Here, we have explained to you, the main reasons of an engine that cold slam on a car, do not think twice to browse our page specialized to your car to find additional information on all the breakdowns associated with your car.

If you want more guides on the Chevrolet HHR, go to our Chevrolet HHR category.