how to troubleshoot an engine grinding noise

Engine noises that shouldn't be ignored. Hissing: Is there a single positive reason you can think of for a hissing noise under the hood? A hissing noise indicates a leak, typically in your vacuum line or coolant systems. It's not that you can't drive, more like you should be taking it straight to a mechanic. Car hissing sounds could lead to overheating problems and other drivability issues.

Engine Noise Problem. At the start of engine of a Montero Sport in the morning, it makes cranking noise continuously when the engine is running and after it runs for some minutes, the noise will subside and the engine will continue to run smoothly all day. It has been doing his for some months.

Jun 06, 2018· General guidelines about engine noise. See if the car engine noise you're hearing matches any of the following sounds. Then look at some common reasons for that sound, and begin your investigation there. Whirring: Could mean a bad water pump, power steering pump or alternator, or low power steering fluid level.

I've had the 2019 Jetta for roughly 30 days now. I've noticed a strange grinding noise coming from the engine around 30 MPH when accelerating. As if a driver attempts to shift while the clutch is not engaged, the car produces a grinding noise. So I decided to take it into VW to be looked at.

This noise is caused because the power steering system may have developed a leak. You will hear this sound when you are parked and turn the steering wheel (engine running). The noise can be heard when driving and making a turn. Noise varies as you change the engine RPMs too. Check all .

Engine Grinding Noise problem of Land Rover Range Rover. The vehicle is a 2004 Land Rover new Range Rover. Driving over 60mph when message alert saying trans failsafe prog appears. A loud grinding noise is heard and the message alert system informs me to put the vehicle in neutral. Which I immediately do.

Step one to the identification of a problem is listening to your car when it's signaling you there is a problem. Step two is for you to identify where on your car the noise is coming from. Step 3 is to find a similar car noise from our car noise library. Step 4 take your car to a trusted mechanic and play the noise back to the mechanic.

May 31, 2016· I have a 2007 Patriot and every time I cut the engine off it makes this kind of grinding/hissing noise. It's right after I cut it off and it lasts for about two seconds. I think it might have something to do with the power steering pump. I could really use some insight on this! Please help!

Jul 25, 2013· I have a JD LA125 that was new around 12/2008. It just turned 48 hours and I have had zero issues and just recently changed oil and filters. About 3 hours of use after the service the mower is making a horrendous grinding noise! If I push in the brake pedal the noise goes away. As soon as I release it, it starts again. When I engage the PTO I believe the noise is still there but it is really ...

Diagnosing Noises in Your Car. They can mean everything from an engine that's about to scatter all over the road to the need to secure the stuff in the trunk. When looking for the source of a noise, it's important to isolate where it's coming from. In this article I'll go over some techniques that can help you find the source of the noise you're hearing.

How to Fix Grinding Sounds. When an axle bearing fails it allows metal to contact metal under pressure which creates a grinding noise. Once an axle bearing fails it cannot be repaired, replacement is required. Step 3 Standard transmissions offer an alternative to automatically shifted transmissions.

Another noise you might hear from the air conditioner clutch is a heavy thunk when you engage the air. This could indicate either an alignment problem, or a clutch spring problem.

Grinding gears can be caused by a number of different factors. For automatic transmissions problems, you'll most likely feel the car shimmy into each gear rather than the typical almost unnoticeable shifts, or the transmission will make a jarring transition into the .

Jul 25, 2013· Re: John LA125 problems! Grinding noise? HELP! But just to be sure, remove the deck and slide under the mower. The drive belt will be on the upper pulley under the engine and will run down inside the frame to the rear where it will then attach to the rear axle. Those two pulleys should be very near the right side floor board.

May 23, 2019· When the engine is cold, the piston may produce a rattling sound. The noise typically goes away once the engine reaches operating temperature and the piston expands. Piston slap is more of an annoyance than a true problem, and a permanent repair would require an overhaul with oversize pistons, costing up to thousands of dollars.

Dec 04, 2018· How to Understand Car Noises. A load, screech noise when applying the brakes is an indication that your brake pads need to be replaced. In fact, this type of noise is factorybuilt, so to speak. Modern brake pads feature on the side a piece of metal which, as the pads wear out, comes in contact with the metal of the brake disc to warn the driver to go service the brakes.

Dec 08, 2008· The hydromechanical tranny in a Rubicon will make a kind of a whining/whirring sound on decel or downhill situations. If there is a problem with the tranny it will usually make a ratcheting sound in those same situations. Like stated above, the problems are usually linked to low oil pressure.

Troubleshooting You can check the belt yourself by looking for shiny or worn spots on it, or by wetting it down to see if the squealing stops. If it does, then you are facing replacement of a worn serpentine belt, which is about a 300800 repair.

Mar 05, 2013· Email This Post Auto Repair Home>> Automotive Repair>> Engine Troubleshooting. Also worthy of note: Once while starting my car after a delivery, on the first day, the grinding noise was accompanied with the startup. That was my last deliver, so I did not start up the car again while hot until after the oil change.

The first step is to identify where the engine noise is being generated. With the engine running isolate where the noise is coming from in either the the upper half, lower half, front half or rear half. Listen from above and below the engine as this will help determine where to start looking for the cause of the noise. Let's Get Started. 1. Check Engine Oil

Nov 03, 2016· This grinding or whining sound mirrors that of these parts wearing out. (This is not to say those parts do not wear out as well.) When these parts are replaced, it does not remedy the sound. An experienced Mercedes specialist will recognize this grinding or winding sound, which increases with speed, as coming from the front differential.