GM Service Manual Online
For 1990-2009 cars only

There is one reservoir for both the brake and the hydraulic clutch fluid. See Brakes for more information.

The hydraulic clutch linkage in the vehicle is self-adjusting. The master cylinder reservoir is filled with hydraulic fluid.

A fluid loss in this system could indicate a problem. Have the system inspected and repaired.

When to Check and What to Use

Refer to the Maintenance Schedule to determine how often to check the fluid level in the master cylinder reservoir and for the proper fluid. See Part B: Owner Checks and Services and Part D: Recommended Fluids and Lubricants.

How to Check and Add Fluid

The reservoir is located near the back of the engine compartment on the driver side of the vehicle. See Engine Compartment Overview for more information on location.


Object Number: 1252671  Size: B3

To check the fluid level, look on the side of the reservoir. If the fluid reaches the MAX (A) mark on the reservoir, the fluid level is correct. If the fluid does not reach the MIN (B) mark on the reservoir, then fluid needs to be added.

There is one reservoir for both the brake and the hydraulic clutch fluid. See Brakes for more information.

The hydraulic clutch linkage in your vehicle is self-adjusting. The master cylinder reservoir is filled with hydraulic fluid.

It is not necessary to regularly check the fluid unless you suspect there is a leak in the system. Adding fluid will not correct a leak.

A fluid loss in this system could indicate a problem. Have the system inspected and repaired.

When to Check and What to Use

Refer to the Maintenance Schedule to determine how often you should check the fluid level in your master cylinder reservoir and for the proper fluid. See Part B: Owner Checks and Services and Part D: Recommended Fluids and Lubricants .

How to Check and Add Fluid


Object Number: 1273026  Size: B3

You do not need to check the fluid level unless you suspect a clutch problem. To check the fluid level, look on the side of the reservoir. If the fluid reaches the MAX (A) mark on the reservoir, the fluid level is correct. If the fluid does not reach the MIN (B) mark, then fluid needs to be added. The reservoir is located near the back of the engine compartment on the driver's side of the vehicle. See Engine Compartment Overview for more information on location.