GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2002 🢒 Sonoma Pickup - 4WD 🢒 Transmission/Transaxle 🢒 Clutch 🢒 Clutch Noisy

Diagnostic Aids

If the clutch is noisy when the clutch is fully engaged, there may be improper pedal travel, a faulty pilot bearing, a driven disc or clutch hub binding on the gear spline.

Test Description

The numbers below refer to the step numbers on the diagnostic table.

  1. This step inspects the clutch system components and the operation of the clutch system.

    2.

  2. This step inspects for worn or damaged parts.

Step

Action

Yes

No

DEFINITION: The clutch is noisy with the clutch fully engaged.

1

Did you review the clutch symptom operations and perform the necessary inspections?

Go to Step 2

Go to Symptoms - Clutch

2
  1. Inspect for a worn or damaged release bearing.
  2. Remove the transmission. Refer to Transmission Replacement in Manual Transmission - NV 1500 or Transmission Replacement in Manual Transmission - NV 3500.

Is the release bearing worn or damaged?

Go to Step 3

System OK

3

Replace the release bearing assembly. Refer to Clutch Concentric Actuator Cylinder Replacement .

Is the release bearing still noisy?

Go to Step 4

System OK

4

Inspect for a worn or loose pilot bearing.

Is the pilot bearing worn or loose?

Go to Step 5

System OK

5

Replace the pilot bearing. Refer to Clutch Pilot Bearing Replacement .

Did you find and repair the condition?

Go to Step 6

Go to Diagnostic Aids

6
  1. Install the transmission. Refer to Transmission Replacement in Manual Transmission - NV 1500 or Transmission Replacement in Manual Transmission - NV 3500.
  2. Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 1