Chevy G20
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Operating Systems

How do you identify type of braking system ina 1995 Chevy G20 van for example vacuum or hydro?

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2005-10-16 02:27:56
2005-10-16 02:27:56

The type of brake system with vacum assist will have a large diameter hose from somewhere on the intake manifold to the brake booster. The type of brake system with hydro-boost will have hoses from the power steering pump to the brake booster.

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Brake boosters are found on car braking systems, to help the brakes to stop the car. They work on the disc brakes, using a vacuum supply to add to the hydraulic braking system. On petrol engines the engine may provide the vacuum, on diesel engines there needs to be a separate pump.

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This could be short for a vacuum leak in, say, a vehicle's fuel/air mixture inlet system or in the braking system of a train or a truck that uses vacuum-operated brakes.

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Your AC should have NOTHING to do with your barking system, as it is not tied into the vacuum of the engine. If your wheel shakes under braking, then you need to replace your rotors and pads.

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Simple in design.Ability to get partial release, something the pneumatic brake could not do without additional equipment.Greater amount of safety because the vacuum loss results in the braking of the vehicle.Highly reliable in the case of rail wagons.Permits the automatic application of brakes down the entire length of the train from a simple control in the drivers hand.Vacuum brakes are also fail safe since the vacuum is used for applying the brake.

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You are taking too much vacuum away from the vacuum booster in the brake system. Try to find a smaller vacuum hose somewhere else in the engine to use for the Hydro Booster. The boost line for the brakes comes from the primary vacuum port on the intake manifold. Use a secondary vacuum source. That vacuum for the brakes needs to be undisturbed for correct operation of the braking system and the ABS if so equipped.

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On a vehicle equipped with power brakes the answer is yes. The P/B booster works on vacuum, so if the leak were severe enough it would make the brake pedal be very hard to push. Other than that, as vacuum leak would have no effect on braking.

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Perhaps a vacuum leak or bad vacuum check valve in power brake booster

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Yes. Most cars have a hydraulic braking system that uses a vacuum servo (or booster). It is a mechanical device between the brake pedal and the master cylinder piston. The booster uses the engine's manifold vacuum to amplify the force applied from the brake pedal.

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Perhaps a vacuum leak either under hood or under dash Perhaps vacuum booster unit check valve defective

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Vacuum is the correct spelling.Some example sentences are:Where is the vacuum cleaner?He was trapped in the vacuum of space.

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If a vacuum servo is fitted, then with the engine off, totally deplete the stored vacuum by repeatedly applying the service brake. Fully apply the brake and hold at a constant pressure. Note whether the pedal can be felt to travel further when the engine is started.

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system isolated and the vacuum pump turned off.

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What sealed vacuum system are we talking about?

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I had a similar problem on my Buick. In my case there was a vacuum leak in the braking system. Test to see if it's brake vacuum related by stepping on the brake during idle. If engine begins to run roughly, and then returns to normal when you release the brake pedal you will know where to start looking for your vacuum leak.

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A vacuum is a volume with no air particles in it at all. The biggest exemple of a vacuum would be space

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There are three kinds of automotive braking systems. The MANUAL system consists of a pedal that directly creates hydraulic pressure in the master cylinder with no boost. This type of system is relatively scarce and hasn't been used on newer vehicles in decades. Next is the VACUUM BOOSTED system. This system uses engine vacuum applied to a large diaphragm to ease the force of the pedal, making braking much easier and safer. The third type is a HYDRAULIC BOOSTED system. This system uses pressure from the vehicle's power steering system in an assembly that is quite similar to the hydraulic boost but is much stronger. These systems are usually found on larger vans and trucks, and heavy duty vehicles.

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where is the vacuum system on a 1994 cadillac deville and how do u vacuum it

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The engine does not produce enough vacuum to be usable.

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Unlike many older GMs from the 1980's using the PowerMaster system, Aleros do not have electric brakes. The brakes are hydraulically operated and have a vacuum-type power booster for assist. The only electrical parts of the braking system are specific to the ABS.

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It's a vacuum leak somewhere in the system. There are several vacuum lines that operate the blend doors on the system. If there is a leak where the system will not hold vacuum, it will default to defrost automatically.

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This sounds like vacuum leak in the braking system. Check for disconnected or cracked hose from the engine to the brake booster in the engine compartment.

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The engine does not produce enough vacuum to be usable

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Which vacuum diagram The Underhood for the engine or the vacuum for the interior /AC system?


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