A vacuum leak creates a lean condition, which can cause serious internal damage.
Yes it would and how big the vacuum leak would determine how bad.
Perhaps a vacuum leak or bad vacuum check valve in power brake booster
No power assist Severe vacuum leak Bad brake booster
Depending on where the leak is you just replace the vacuum hose or the bad part the hose is attached to.
check for a vacuum leak, i have seen some with loose carburetor bolts which make a vacuum leak. could be a bad hose, on the distibutor, maybe a bad power brake hose, could be a number of things
Vacuum hoses dry and brittle bad diaphragm in vacuum operated motors
Hole in the diaphragm of the booster.AnswerI will let you all know that I finally found a bad EGR valve causing a large vacuum leak, which caused the brakes to work one time only till the vacuum recovered.
Check for a vacuum leak under the hood Check for a bad vacuum brake booster Check for a bad "Check valve" on the vacuum booster
Can show vacuum leak as a trouble code. Can show vacuum leak as a trouble code.
Yes. The engine will idle poorly when a vacuum power brake booster goes bad. It can be a source of a large vacuum leak. A bad master cylinder however would have no effect on the performance of the engine.
power steering pump
bad vacuum hoses or leaking intake manifold gaskets.