2. This causes metal-to-metal contact when the brakes are applied, creating a grinding noise. If out of this range, acceleration is fine. While driving, you hear a low-pitched hum. Grinding noises appear when the brake friction material or brake linings have worn away and the steel brake rotor is rubbing against the metal brake pad backing. Occurs when driving straight, turning, starting from rest, driving with initial speeds(10,40,60 etc.). It appears to be coming from the passanger (right) side towards the middle, but deffinetly starting from the passanger side. I sometimes (not always) hear a low grinding noise when gently accelerating at fairly low speeds (less than 50kph). [Solved] Grinding noise on hard acceleration Last Post RSS. Hi all, Just tonight, I heard hard grinding noise when accelerating. I have: 2007 JKU 6spd The grinding noise happens when i accelerate. When it happens, the sound will occur when you are turning the steering wheels. Registered. Brake Problems Another most likely source of the noise… Replacing the wheel bearings should stop the noise. It kind of goes away after hitting a higher speed/gear, but then it continues. twice I’ve heard a grinding noise when accelerating hard so I let off gas and it stopped. If I reapply it, it doesn't necessarily come back, or if I press the accelerator hard I don't hear it either. Any help would be appreciated. Your car makes a humming noise when accelerating. Sounds like wind whistling. Any ideas? Faulty Steering. Seems like it is coming from the front of the rig. If acceleration pedal is depressed between 1-2 inches, grinding occurs. As soon as I remove my foot off the accelerator the noise goes away. As you accelerate, the noise gets louder—maybe it sounds like an airplane taking off—but after a certain speed the volume is consistent. During the summer I used to hear it only once in awhile mostly during hard acceleration. Grinding noise when accelerating. When you start the car and hear the sound of the wind blowing from the engine, it is possible that the engine’s cooling system or the vacuum tube of the engine is leaking. I have a cyclical griding noise when im accelerating in my car. I'm guessing it has something to do with the transmission. Apart from this, different noises can mean different things: Grinding – Do you hear an unusual grinding sound when you accelerate and shift through the gears? Lately I've notice that if I am at a dead stop and punch the gas, I get this absolutely horrible grinding noise from under the car. 0. Thanks A loose steering belt could be the culprit behind a whining noise when accelerating. If the noise still persists, then the problem lies somewhere in the drivetrain or transmission. There might be a leak somewhere, and the rumbling is the sound of your system working extra hard to manage excess exhaust fumes. 10 Grinding Noise Types When Turning Types of grinding noise when turning 1. Accelerate the car to speeds at which the whining noise is the loudest, switch to neutral gear and kill the engine. When you make a turn, the noise gets louder; but if you turn the other way, it disappears. Planetary gear sets will create a whining sound when they are worn out but only when the car starts moving. I usually drive like a grampa but do attempt the Italian tune up from time to time. 21/12/2020 9:43 pm. My car is a 2004 mazda 3 HB with 140,000 miles and a manual transmission. This noise persists when the car is accelerating. It doesn't sound good at all. However, worn out wheel bearings can lead to friction, causing grinding noise while turning the car on bends. Disc brake pads and drum brake shoes are a frequent contributor to grinding noises. Repair or change the gear components if they are damaged. Topic starter 2014 VW GLI - 180k - mostly hywy miles. 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