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I think my car may have a loose vacuum hose. Whenever I'm at a stop with my foot on the brake pedal, the car vibrates. Then when I accelerate, it goes away. But sometimes there is no vibration at all. It's on & off. If there is a loose hose, will it correct itself on it's own without adjusting it?

2007-04-08 05:30:07 · 10 answers · asked by Anonymous in Cars & Transportation Maintenance & Repairs

10 answers

i own a sop ,and these wont correct there self,if its loose it may come all the way off, its not sounding like you have a vacuum leak but more like a miss-fire in it,maybe like it needs a new set of spark plugs in it,or a good minor tune up,a vacuum leak will not go away unless you fix it,but id check it,you never know it may have one barely on causing this,id also check the timing on it also ,that will cause one to run funny,use a timing light on it and make sure the marks line up on it like the should when its running,good luck i hope this heps.

2007-04-08 05:38:58 · answer #1 · answered by dodge man 7 · 1 0

From what you're describing it sounds like a plug wire isn't making a solid connection. Look for loose or frayed wires. To check for a vacuum leak spray WD-40 on all vacuum hoses, if the idle increases, you've found the problem.

2007-04-08 05:39:32 · answer #2 · answered by Michael d 2 · 0 0

Please do not use ether....Use either WD40 or Carburator cleaner...But, besides that point, it is more that likely a Spark Plug wire breaking down intermittently. Take a good look at your spark plug wires..They may be run incorrectly and have some spots where a bracket rubbed through the insulation..

If you are driving at night, and someone is with you, you may be able to see the plug wire arching...You will only catch it when the vehicle is vibrating...With the hood up, you should be able to see and hear it...But, be careful not to touch the wires while it is running...You will get bit if they are bad, but atleast you will know after you are bit...ha ha

2007-04-08 06:23:06 · answer #3 · answered by Anonymous · 0 0

You didn't specify the year, make, and model of vehicle. If a vacuum hose is loose, yes it will cause what you describe. It is probably loose because the rubber has swelled, or rotted. To repair this, will require tracing the culprit part, and replacing the said hose.

2007-04-08 05:35:07 · answer #4 · answered by Anonymous · 0 0

No it will not connect itself. Try this trick. Buy a can of starting ether, while the car is running idle, spray the hoses in question. If you hit one that is leaking, the idle will increase a little bit. Careful with it - it's volatile stuff.

2007-04-08 05:35:31 · answer #5 · answered by Anonymous · 0 0

A lot of times the transmission will encounter difficulty if a vacuum line is not properly connected. I think that you may have a problem with harmonic balance.

2007-04-08 05:44:04 · answer #6 · answered by Anonymous · 0 0

No go to a parts store and get a hose clamp

2016-05-20 00:11:49 · answer #7 · answered by latrice 3 · 0 0

i am curious about your loaded idle. with the vehicle in gear, and the brake applied, what rpm are you seeing. perhaps you don't have a tachometer. your base idle and your loaded idle should not vary too much, but with a load and a lower idle, any engine power imbalances would be apparent at this point.

2007-04-08 09:57:20 · answer #8 · answered by mdk68gto, ase certified m tech 7 · 0 0

Need more info,what car,what engine?Usually,problems dont go awy,they get worse,have it looked at by a qualified shop,A.S.A.P.!

2007-04-08 05:34:18 · answer #9 · answered by scrapaintcrap 2 · 1 0

tie rods messed.
or the brake booster is leaking.

2007-04-08 05:36:50 · answer #10 · answered by Anonymous · 0 1

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