This is less of a safety concern and more of a convenience concern as your car could end up failing to start tomorrow next week or next month it s tough to make an exact prediction.
Car makes gutteral sound on cold startr.
V10s sound especially violent during a cold start to start with a car s ecu decides that the engine has to idle higher when the engine is cold to stop it from stalling.
During a cold start this may show up as a rattling noise.
Engine noise rattle on cold start.
When it comes to cars the unexpected is usually bad and changes in state are almost always for the worse.
This video is to verify a engine rattle sound when you start it up cold.
Your car has several belts one for the power steering pulley one for the ac compressor and one for the steering if the belt is rubber and not a chain.
If your car s engine is making a shrieking sound it could be an issue with the serpentine belt either the rubber has gotten old and brittle or the tensioner could be failing.
It typically goes away once the pistons expand from the heat of the engine.
A slow engine crank paired with this unfortunate noise means your battery is on the fritz.
We verified this sound 1 minute and 50 seconds into the video you can h.
It may be low on fluid be past its prime or need a jump.
It may not.
It s the awd hatchback model.
Certainly sometime since the.
1 2 second rattle noise cold engine if you hear engine rattle noise from your engine on cold start and the engine rattle.
In fact it s summer where i live and a c is required just about anytime you go anywhere day or night so it may have been going on a while without me noticing it.
The following are some of the more common sounds made by a worn engine at start up.
But only right at start up.
If you have a high mileage vehicle with a worn engine the pistons may fit in the cylinders very loosely.
So i have a 2007 suzuki sx4 about 172 000 miles on it.
I recently noticed that it s been squeaking a bit.
Some are more serious than others but any noise should be investigated particularly if it gets louder or faster with rpm.