GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value

Yes

No

DEFINITION: The clutch pedal feels spongy when depressed.

1

Check the fluid level in the master cylinder reservoir.

Is the fluid level OK?

--

Go to Step 3

Go to Step 2

2

Fill the reservoir with clean brake fluid.

Is the reservoir properly filled?

--

Go to Step 3

Go to Step 2

3

Bleed the clutch hydraulic system. Refer to Hydraulic Clutch Bleeding .

Does the clutch system work?

--

System OK

Go to Step 4

4

Inspect the clutch master cylinder.

Is the master cylinder faulty?

--

Go to Step 5

Go to Step 6

5

Replace the clutch master cylinder. Refer to Master Cylinder Replacement .

Does the clutch work now?

--

System OK

Go to Step 6

6

Inspect the concentric slave cylinder.

Is the concentric slave cylinder faulty?

--

Go to Step 7

--

7

Replace the actuator cylinder. Refer to Clutch Concentric Actuator Cylinder Replacement .

Does the clutch work now?

--

System OK

--