GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2001 🢒 GMC C Sierra - 2WD 🢒 Transmission/Transaxle 🢒 Clutch 🢒 Clutch Noisy

Diagnostic Aids

The clutch is noisy when the clutch is fully engaged. In some cases there might be improper pedal travel, faulty pilot bearing, driven disc or even the clutch hub binding on the gear spline.

Test Description

The number(s) below refer to the step number(s) on the diagnostic table.

  1. This step explains there parts and the operation of the clutch system.

    2.

  2. This step checks 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. Remove the transmission. Refer to the following:
    2. •  Transmission Replacement in Manual Transmission NV-3500
    •  Transmission Replacement in Manual Transmission NV-4500
    •  Transmission Replacement in Manual Transmission ZFS6-650
  2. Check for a worn release bearing.

Is the release bearing worn?

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 the following:
    2. •  Transmission Replacement in Manual Transmission NV-3500
    •  Transmission Replacement in Manual Transmission NV-4500
    •  Transmission Replacement in Manual Transmission ZFS6-650
  2. Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 1