Noise & Vibration Issues Analysis Cases

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

1999 Pontiac Grand Am Front End Noise Diagnosis
1999 Pontiac Grand Am
The owner reports a humming noise coming from the front of the car that intensifies with speed. The noise is absent when the vehicle is stationary, re...
Pontiac Grand Am wheel bearing
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2005 Chevy Impala Traction Control and Steering Noise
2005 Chevrolet Impala
The owner reports that when the traction control is engaged, there is a noticeable noise coming from the steering system, particularly when pulling aw...
Chevrolet Impala traction control
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1985 GMC C1500 Knocking Noise When in Gear
1985 GMC C1500
The owner of a 1985 GMC C1500 reports a loud knocking noise when the vehicle is in gear. The sound resembles a hammer hitting concrete. The owner has ...
GMC C1500 knocking noise
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2005 BMW 325i Cooling Fan Issue
2005 BMW 325i
The owner reports that after starting the car, the cooling fan begins to run within 10-15 minutes, accelerating to a loud noise reminiscent of an airp...
BMW cooling system fan noise
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Intermittent Ticking Noise During Engine Warm-Up
2006 Hyundai Elantra
The owner reports a ticking sound from the engine during warm-up, concerning whether it's normal behavior or indicative of a problem. The vehicle is n...
Hyundai Elantra ticking noise
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Rattling Noise from 2006 Mitsubishi Galant Under Acceleration
2006 Mitsubishi Galant
The owner of a 2006 Mitsubishi Galant (4-cylinder) reports a significant rattling noise when accelerating. Initially, the noise occurred only during s...
Mitsubishi Galant rattling noise
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Squeaking Noise During Gear Shifts in 2006 Nissan Sentra
2006 Nissan Sentra
The owner reports a noticeable squeaking noise when the car shifts into gear, primarily during the second gear shift. The sound is present when the ac...
Nissan Sentra squeaking noise
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Grinding Noise When Turning Right
1992 Lexus LS 400
The owner of a 1992 Lexus LS 400 reports a grinding noise coming from the front end when turning right. The noise is described as a short, regular gri...
Lexus LS 400 Grinding Noise
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1994 Pontiac Grand Am Engine Noise and Oil Pressure Fluctuation
1994 Pontiac Grand Am
The owner recently purchased a 1994 Pontiac Grand Am for their grandson, finding that the engine had been disassembled but not properly repaired. The ...
Pontiac Grand Am engine noise
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Intermittent Clutch Noise in 1991 Honda Civic DX
1991 Honda Civic DX
The owner reports that their 1991 Honda Civic DX with a 5-speed manual transmission makes a rubbing or squeaking sound from the clutch when driven for...
clutch manual transmission squeaking noise
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1993 BMW 740iL Clunking Sound in Rear Suspension
1993 BMW 740iL
The owner reports a hard ride and a clunking noise from the rear suspension of their 1993 BMW 740iL, particularly when going over larger bumps like po...
BMW 740iL rear suspension
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1992 Mazda MX3 Clutch Noise Diagnosis
1992 Mazda MX3
The owner of a 1992 Mazda MX3 reports a noise occurring when pressing the clutch pedal. Despite this noise, the gears shift smoothly into all forward ...
Mazda MX3 Clutch
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2005 Honda Accord Accelerating Vibration Diagnosis
2005 Honda Accord
The owner of a 2005 Honda Accord reports experiencing significant shaking in the steering wheel when accelerating, particularly noticeable at around 6...
CV Axle Vibration Honda Accord
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2011 Acura TL Squeaky/Chirping Noise After Oil Change
2011 Acura TL
The owner reports a chirping noise that started after a differential oil change at a shop. The sound resembles a timing belt chirping but is confirmed...
Acura TL squeaking noise
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Loud Thud Noise from 2007 Chevy Silverado 5.3L V8
2007 Chevrolet Silverado
The owner reports that their 2007 Chevy Silverado with a 5.3L V8 engine makes a loud thud or noise while idling. The noise seems to be coming from the...
Silverado 5.3L V8 engine noise
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2005 Subaru Forester Low RPM Vibration Diagnosis
2005 Subaru Forester
The owner of a 2005 Subaru Forester reports a noticeable vibration occurring at low RPM, particularly when stopped or moving slowly (under 3-4 mph). I...
Subaru Forester engine mounts
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Crackling Sound from Front Passenger Side at 6000 RPM
2008 Honda Accord
The owner reports a crackling sound from the front passenger side of their 2008 Honda Accord when the engine reaches 6000 RPM to redline. They mention...
Honda Accord VTEC
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Oil Pump Replacement Diagnosis for 2007 GMC Yukon XL
2007 GMC Yukon XL
The owner of a 2007 GMC Yukon XL with 90,000 miles reports decreasing oil pressure and a ticking noise from the engine. Further investigation revealed...
oil pump low oil pressure engine noise
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