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Leak keeping top from going up.
Hello. I have found that the most common cause of leaking fluid on this system is the hydraulic piston assembly. Over time the seals start leaking and allow the fluid to come out and many times the top will not...
Hatchback keeps closing on its own.
Hello, the liftgate not staying open is a common concern on all vehicles with a liftgate or hatchback. The liftgate is held open by two gas charged struts, one on each side. The struts lose pressure over time and become...
Hydraulic system is malfunctioning.
Your power steering fluid is low, this is likely due to a leak. Power steering reservoirs have a high failure rate on this vehicle, but it could also be a bad hose or line in the power steering hydraulic system....
Oil leak at front center of car
The hydraulic system for the hardtop is in the back and sides of the car. Oil leaks front and center would be engine, transmission, or power steering related. Leaks big enough to drip, and wet rubber hoses should be fixed...
Hydraulic lift gate not working
The lift gate could have many problems that might cause it not to work. I would recommend taking the truck to the lift gate manufacturer or the dealership to have them look over the problem. They will have all the...
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...
Hydraulic not lifting
Hi. The Active Body Control suspension on your vehicle is something that should be diagnosed and serviced by a qualified mechanic. The ABC system has 13 body sensors, 4 level sensors, 3 accelerometers, and 4 pressure sensors that measure and...
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...
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...
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...
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....
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,...
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....
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...
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...
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...
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,...
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...
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...
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...

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