Common Q & A Troubleshooting Technical Hotline Order Form

Troubleshooting Guide

Noise or Vibration
Is Relative to What
Speed In M.P.H. Possible Cause
  Noise / Audible Vibration
Mechanical Vibration
Acceleration /
Deceleration
Worn U-Joints
Incorrect U-Joint Angles
Worn or Damaged C.V. Joint
Worn or Loose Rear Chassis Parts
Transmission Extension Housing Bushing Worn
Differential Noise Worn Gears Or Bearings
Engine Speed Engine Accessory Drive Belts Loose Or Worn
Engine Accessories Loose Or Broken
Loose Or Damaged Engine Mounts
Vehicle Speed Worn C.V. Joint
Wheel Balance
Radial Run Out In Tire Or Wheel
Driveshaft Out Of Balance
Lateral Run Out In Tire Or Wheel
Universal Joint Wear
Uneven Tire Wear
Wheel Bearing

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