Noise & Vibration Issues Analysis Cases

Analysis of various automotive noise and vibration problems across different vehicle systems.

Engine Valve Noise Diagnosis on 2003 Daihatsu Sirion
2003 Daihatsu Sirion
The owner of a 2003 Daihatsu Sirion is experiencing engine valve noise that diminishes after the engine warms up. The vehicle has only 47,000 miles an...
Daihatsu Sirion engine noise
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2008 Suzuki Other Strange Noise Diagnosis
2008 Suzuki Other
The owner reports a strange metallic rubbing or winding noise from the front of the vehicle when releasing the gas pedal. The noise seems to correlate...
suspension drivetrain noise
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Vibration at 45-60 MPH During Acceleration
2003 Dodge Neon SXT
The vehicle owner reports a nasty vibration that occurs when accelerating between 45 and 60 MPH. The vibration seems to come from the front of the car...
vibration drive axle wheel bearing
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Humming Noise Diagnosis in 2006 Ford E350 Van
2006 Ford E350
The owner of a 2006 Ford E350 van with a 6.0L diesel engine and 150,000 miles reports a humming noise coming from the passenger side of the engine com...
Ford E350 humming noise
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2006 Honda Civic Bent Rocker Shaft Noise Issue
2006 Honda Civic
The owner reported a noise coming from the engine of their 2006 Honda Civic, which has been attributed to a bent rocker shaft. The problem seems to oc...
Honda Civic rocker shaft
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2001 Dodge Caravan A/C Noise Diagnosis
2001 Dodge Caravan
The owner reports that the engine roars when the A/C is turned on, regardless of whether the rear A/C is engaged or not. This issue was noticed recent...
Dodge Caravan A/C
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2005 Nissan Altima Vibration During Highway Driving
2005 Nissan Altima
The owner reports experiencing a vibration in their 2005 Nissan Altima while driving on the highway at 70 MPH. The vibration feels like the car is dri...
suspension vibration brakes
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2008 BMW X3 Diesel Diagnostic Overview
2008 BMW X3
The owner describes a used 2008 BMW X3 diesel with 190,000 km that drives well but produces a squeaky sound on startup, which disappears quickly. Ther...
BMW X3 diesel
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Clunking Noise on Hard Acceleration in 2003 Honda Accord
2003 Honda Accord
The owner reports a clunking or crackling noise coming from the driver's side, particularly when turning right and during hard acceleration. The noise...
suspension clunking noise subframe
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Cadillac Vibrates at Idle and Stops
unknown Cadillac unknown
The owner reports that their Cadillac vibrates significantly when in idle or stopped positions, especially after the vehicle has been running for a wh...
Cadillac vibration idle
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1995 Honda Prelude White Smoke & Ticking Noise
1995 Honda Prelude
The owner reports that after replacing the head on a 1995 Honda Prelude H23A1 engine, there is white smoke mainly when the engine reaches operating te...
Honda Prelude H23A1
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Diagnosing Screaming Noise in 2002 Kia Sportage
2002 Kia Sportage
The owner of a 2002 Kia Sportage reports a persistent screaming noise while driving, which has not been resolved despite replacing the power steering ...
Kia Sportage brakes
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2001 Renault Clio Humming Noise Diagnosis
2001 Renault Clio
The owner describes a persistent humming noise from their 2001 Renault Clio 172 Sport after replacing the rear tires. Despite the tires being the manu...
Renault Clio suspension
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Intermittent Chirping Noise from Flexplate/Torque Converter Area
2006 Honda Civic
The owner of a 2006 Honda Civic is experiencing a chirping or squeaking noise from the flexplate and torque converter area after the engine reaches op...
Hondas torque_converter flexplate
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2007 Mitsubishi Eclipse Muffler Noise Diagnosis
2007 Mitsubishi Eclipse
The owner reports that the muffler of their 2007 Mitsubishi Eclipse has become increasingly noisy over the past few months. Initially, there was no no...
Mitsubishi Eclipse muffler
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1999 Chrysler Sebring Engine Whirring Noise Diagnosis
1999 Chrysler Sebring
The owner of a 1999 Chrysler Sebring has reported a whirring noise from the engine, particularly when the car is hot or when the air conditioning is t...
Chrysler Sebring engine noise
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2004 Volkswagen GTI Rattle at Idle
2004 Volkswagen GTI
The owner describes a 2004 Volkswagen GTI with approximately 60,000 miles that produces a rattling noise resembling a diesel engine at idle. The noise...
Volkswagen GTI 1.8T
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Brake Pedal Hard to Push and Engine Noise
1994-2004 Chevrolet S10
The owner reported that while driving their Chevy S10, they encountered a hard brake pedal that wouldn't depress when attempting to make a right turn....
brake_system engine_noise vacuum_leak
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