GM Service Manual Online
For 1990-2009 cars only

Diagnostic Aids

If the clutch release is noisy with the clutch fully engaged or during engagement, you need to inspect the release bearing for burrs or nicks.

Test Description

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

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

  2. This step inspects for damage or worn parts.

Step

Action

Yes

No

DEFINITION: The clutch release bearing is noisy with the clutch fully engaged or during engagement.

1

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

Go to Step 2

Go to Symptoms - Clutch

2

  1. Replace the transmission. Refer to Transmission Replacement in Manual Transmission NV-4500.
  2. Inspect the release bearing.

Is the release bearing worn?

Go to Step 3

Go to Step 4

3

Replace the release bearing in the concentric slave cylinder. Refer to Clutch Concentric Actuator Cylinder Replacement .

Is the clutch release bearing still noisy?

Go to Step 4

System OK

4

Inspect the clutch release bearing for binding on the slave cylinder body.

Is the release bearing binding on the transmission bearing retainer?

Go to Step 5

System OK

5

Inspect for a weak linkage return spring.

Is the return spring weak?

Go to Step 6

System OK

6

Replace the return spring. Refer to Clutch Assembly Replacement .

Did you find and repair the condition?

Go to Step 7

Go to Diagnostic Aids

7

  1. Install the transmission. Refer to Transmission Replacement in Manual Transmission NV-4500.
  2. Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 1