The Problem Is Not In The Transfer Case
The most important part of any repair work is locating the cause of the problem that causes the customer complaint.
Suspension Noise Diagnostics
If one suspension part is out of specification, it can cause noise or vibration in another.
Diagnostic Test Drive For Drivetrain
Once the vehicle is moving, you might hear a whine coming from the center of the vehicle. The noise will change as speed increases and might change as power is applied.
VIDEO: Diagnosing Undercar Noises During A Test Drive
Andrew Markel shows three tips to use during a test drive to diagnose noises relating to the wheel bearings, drivetrain and other components. Sponsored by BCA Bearings.
Brake Pad Chamfers, Slots And Shapes: Controlling Brake Noise
When the brake pad’s friction surface is not in harmony with the caliper and rotor, the result is usually noise. But, brake pad manufacturers have some tricks to prevent this problem or at least shift it outside of the range of human hearing.
CHRYSLER & JEEP: Compass/Patriot/Caliber Front Suspension Creak or Squeak When Cold
2011-’14 Compass/Patriot 2011-’12 Caliber Condition: The driver may describe creaking or squeaking noises coming from the front suspension. The noise is typically more noticeable during cold temperatures below 40°F. The noise may go away when the temperature warms up. Cause: The front lower rear control arm bushing is making the noise. Remedy: Lubricating the bushing
GM Power Steering Noise/Leaks
Some customers may comment that their vehicle is experiencing a power steering noise/whine or fluid leak from the power steering pump, gear or high-pressure power steering hose during extremely low outdoor temperature operation.
Tech Tips: Volkswagen: Noise from Front when Steering Wheel is Turned
Follow these steps to diagnose a noise when the steering wheel is turned on a Volkswagen.
BRAKELIGHT: 2000 GMC Sierra
“Here are a couple photos from a 2000 GMC Sierra 1500 5.3L. Vehicle has 309,821 miles and customer stated noise had started just a couple days before bringing it to us. Pictures are of the passenger front rotor.” — Michael Conover, Midas Auto Service Experts, Cleburne, TX
What Causes Binding in the Steering System After Rack Replacement?
Binding in steering system, poor returnability, noise, no assist to either or both sides of vehicle, vibration or leaks.
Ford Tech Tip: Low-Speed Strut Noise
Some Ford vehicles built before 8/5/2008 may exhibit a popping, rubbing, grunting, squeaking, crunching or creaking type noise from the front strut mount when going over bumps, while driving at 1-10 MPH and/or during parking lot maneuvers. Typically, the noise is heard in the front outboard wheel while turning at low speeds. This noise may be caused by the jounce bumper rubbing against the dry strut plate.
Wheel Bearing Noise Diagnostics
The classic symptom of a bad wheel bearing is typically a cyclic chirping, squealing or growling noise that changes in proportion to vehicle speed. The sound may disappear at some speeds or only occur at certain speeds. The noise may get worse when turning, or it may disappear momentarily. So, it’s difficult to make a
