Whine or Growl Noise from the Power Steering System
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Whine or Growl Noise from the Power Steering System
| Step | Action | Yes | No |
|---|---|---|---|
| 1 | Did you review the Power Steering System Description and perform the necessary inspections? | Go to Step 2 | Go to Symptoms - Power Steering System |
| 2 | Verify that a whine or growl noise is present. Is a whine or growl noise present? |
Go to Step 3 | System OK |
| 3 | Perform the power steering test procedure in order to diagnose a hydraulic condition and repair or replace a component. Refer to Power Steering System Test Procedure . Did you repair or replace a power steering system component? |
Go to Step 10 | Go to Step 4 |
| 4 | Using the J 39570
Chassis Ear, inspect the power steering gear for a whine or growl noise. Is the noise present at the power steering gear? |
Go to Step 7 | Go to Step 5 |
| 5 | Using the J 39570
, inspect the power steering pump for a whine or growl noise. Is the noise present at the power steering pump? |
Go to Step 8 | Go to Step 6 |
| 6 | Using the J 39570
, inspect the power steering hoses for a whine or growl noise. Is the noise present at the power steering hoses? |
Go to Step 9 | Go to Step 2 |
| 7 | Replace the power steering gear. Refer to Power Steering Gear Replacement . Did you complete the repair? |
Go to Step 10 | - |
| 8 | Replace the power steering pump. Refer to Power Steering Pump Replacement (5.3L) or Power Steering Pump Replacement (4.2L) . Did you complete the repair? |
Go to Step 10 | - |
| 9 | Adjust the routing of the power steering hoses. Did you complete the repair? |
Go to Step 10 | - |
| 10 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 3 |