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Hydraulics

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Question
power steering not working, hydraulic fluid overflowing
Hello there. A few different faults can cause the power steering fluid to overflow. You are correct that a blockage of some sort could cause the system to overflow. The most likely cause would be either a blocked line, a...
Question
Can't pressurize the hydraulics
Most likely, the master cylinder has gone bad as well. 70,000 miles is a long time ago. The only other thing that you could try is either pressure, or vacuum bleeding the clutch system, with one of the many different...
Question
Roof hydraulics leaking
There are no problems that stand out on this car for your hydraulic leak; the entire convertible top system would need to be inspected to see if one of the cylinders, lines, or pumps are leaking on your car. I...
Question
Car hard to steer after making loud noise
When that pulley came off, it allowed the belt to come off that drives the power steering pump. Once the pulley is replaced, the belt can be reinstalled, and then you should have power steering again. I would ask for...
Question
The brake pedal goes all the way to the floorboard
Hi. Your issue could very well be due to a faulty master cylinder. A fault in those particular model master cylinders have been experienced by QX56 owners in which air will seep into the brake fluid through the master cylinder....
Question
Hydraulic cylinder for hard top leaking
This is common for hard top and soft top convertibles. Over time, the cup seals in the cylinders get hard and brittle. When this happens they start leaking. Some of the cylinders can be repaired by replacing the cup seals,...
Question
Hydraulic problem with convertible top
The Saab electro-hydraulic convertible top for 2005 uses 10 sensors and a hydraulic unit that employs 3 solenoids for various hydraulic operations and one STC control unit (convertible top computer) that reads the various sensors and actuates the various solenoids....
Question
hydraulic clutch stuck in gear
Hello. I suggest checking the shift linkages and the hydraulics of the clutch system. When putting the engine back in, the shift linkages may have been put back out of adjustment, or air could have been trapped in the clutch fluid. Bleeding...
Question
Convertible top fluid brand
Hello there. When checking the fluid, the top must be in the service position for an accurate reading. This should show the fluid level at the proper level once the top is in the service position. The bolt and...
Question
When i hit a bump my brake peddle goes all the way to the ground and my car doesnt brake when it happens
This is a serious safety issue if it happens to occur at an inopportune time, like during a panic stop on a bumpy road. It sounds like a hydraulic issue, perhaps within the master cylinder. Your entire braking system should...
Question
ABS light and brake lights are on all the time
This indicates there is a problem in the Anti-Lock Braking System (ABS). In this system, the VSA modulator control unit monitors wheel speed via sensors. If from the sensor signals the module determines wheel lockup is about to take place,...
Question
new brakes and wheels are getting hot
Hello. Overheating rotors are usually caused by one of two things. It may be possible that the rotors are excessively worn, and are too thin to handle the heat generated when braking. This is more likely if the rotors have...
Question
what is an HydraulicTensioner?
Hello. A "hydraulic tensioner" is simply a fluid filled device, where the fluid exerts a calibrated amount of pressure on a hardened steel pin that in turn pushes on a pulley arm to keep the timing belt taught. If the...
Question
Fixing lifters on a 2006 Chevy Tahoe
No, unfortunately, there is not a quick fix for this. The lifters are inside of the engine. When I was a kid, cars had mechanically adjustable valves. When you paid a mechanic to pull those valves covers off, the valves...
Question
Truck wont go in gear 1989 Chevy C1500
Hello - I suspect there is still air in the hydraulic line for the clutch. If you bleed the system depending on gravity to bleed it for you, it just won't bleed properly. Pressure-bleeding it from the bottom-up is sometimes...
Question
Brake pedal goes to the floor
Normally, if there is a hydraulic leak that lets the brake pedal go to the floor, the condition remains until its repaired. with your brakes coming back as you describe, it's hard to say what occurred without knowing more of...
Question
If the clutch slave cylinder goes out, is it necessary to replace the clutch as well?
Hi there. From the description you have provided, it would be advisable to replace the clutch assembly at 100,000 miles. In order to replace the clutch slave cylinder in your vehicle, the transmission must be removed. The clutch assembly most...
Question
Difficult switching gears and now it won't change gears at all 2004 Saturn Ion
Hi there - most likely, this is a problem with your clutch hydraulic system. First thing to check is the fluid reservoir for the clutch (sometimes combined with the brake fluid reservoir - use brake fluid for both). It is...
Question
Problem with my car - clutch pedal is loose and brake fluid underneath the car - 2011 Chevrolet Orlando
Hi there, these symptoms indicate that your clutch hydraulic system has malfunctioned; specifically the clutch slave cylinder or hydraulic line are worn out or damaged. This is the source of the brake fluid under the car, and the source of...
Question
Driving car, changed gear and clutch wouldn't lift or wouldn't allow me to change gear , Vauxhall Corsa SXI
Hello - I believe your clutch hydraulics have failed, most likely with a low fluid level (check), or a fluid puddle under the car (or both). As a result, the clutch does not disengage, or allow gear changes. I would...

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