Whine Or Growl Noise From The Power Steering System (With Hydraulic Booster)
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Whine or Growl Noise from the Power Steering System (With Hydraulic Booster)
| Step | Action | Yes | No |
|---|---|---|---|
| 1 | Did you review the Power Steering System General 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 | Inspect the power steering fluid for the following indications of contamination:
Is the fluid free of contamination? |
Go to Step 5 | Go to Step 4 |
| 4 | Flush the power steering system. Refer to Power Steering System Bleeding . Did you complete the procedure? |
Go to Step 13 | Go to Step 5 |
| 5 | Inspect the power steering gear for a whine or growl noise using J 39570
Chassis Ear. Is the noise present at the power steering gear? |
Go to Step 9 | Go to Step 6 |
| 6 | Inspect the power steering pump for a whine or growl noise using J 39570
. Is the noise present at the power steering pump? |
Go to Step 10 | Go to Step 7 |
| 7 | Inspect the power steering hoses for a whine or growl noise using J 39570
. Is the noise present at the power steering hoses? |
Go to Step 11 | Go to Step 8 |
| 8 | Inspect the hydraulic brake booster for a whine or growl noise using J 39570
. Is the noise present at the hydro boost? |
Go to Step 13 | - |
| 9 | Replace the power steering gear. Refer to Steering Gear Replacement (Rack and Pinion) or Steering Gear Replacement (Non Rack and Pinion) . Did you complete the repair? |
Go to Step 13 | - |
| 10 | Replace the power steering pump. Refer to Power Steering Pump Replacement (4.8L, 5.3L, 6.0L, and 6.2L) or Power Steering Pump Replacement (6.6L) or Power Steering Pump Replacement (4.3L) . Did you complete the repair? |
Go to Step 13 | - |
| 11 | Adjust the routing of the power steering hoses. Did you complete the repair? |
Go to Step 13 | - |
| 12 | Diagnose the hydraulic brake booster. Refer to Diagnostic Starting Point - Hydraulic Brakes
. Did you correct the condition? |
Go to Step 13 | - |
| 13 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 3 |