GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value

Yes

No

DEFINITION: The clutch pedal travels to the floor with no pressure and very little resistance.

1

Check the fluid level in the clutch master cylinder reservoir.

Is the fluid level OK?

--

Go to Step 3

Go to Step 2

2

Fill the master cylinder reservoir to the required level.

Is the clutch system OK?

--

System OK

Go to Step 3

3

Check for a burst or a leaking hydraulic line.

Is the hydraulic line OK?

--

Go to Step 5

Go to Step 4

4

Replace the clutch hydraulic line and master cylinder assembly. Refer to Master Cylinder Replacement .

Is the clutch system OK?

--

System OK

Go to Step 5

5

Check for hydraulic fluid in the master cylinder dust cover area.

Is there fluid in the dust cover?

--

Go to Step 6

Go to Step 7

6

Replace the clutch hydraulic pipe. Refer to Master Cylinder Replacement .

Is the clutch system OK?

--

System OK

Go to Step 7

7

Check for a rising hydraulic fluid level in the master cylinder reservoir.

Does the fluid level rise when the clutch pedal is depressed?

--

Go to Step 9

Go to Step 8

8

Replace the master cylinder. Refer to Master Cylinder Replacement .

Is the clutch system OK?

--

System OK

Go to Step 9

9

Inspect the clutch master cylinder.

Is the clutch master cylinder faulty?

--

Go to Step 10

Go to Step 11

10

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

Is the clutch system OK?

--

System OK

Go to Step 11

11

Inspect the concentric slave cylinder.

Is the concentric slave cylinder faulty?

--

Go to Step 12

--

12

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

Is the clutch system OK?

--

System OK

--