Questions & Answers for: vacum leak

...vacum leak in one of the vacum lines or you need to change the idle air control valve. start the engine and raise the hood and lisen for a vacum leak and check all vacum lines for dryrot. if no vacum ...

...PSI #5 190 PSI #6 180 PSI Any ideas??? leaking valve or head gasket leaking Hi, I would check for a vacume leak around your intake manifold #1 cylinder runner. You can check by using a stethescope ...

...replaced gas cap, checked hoses under hood, ok. check of purg solenoid, terminal voltage, held vacume, started cold - no vacume to tank thru cold purg solenoid-engine was cold. used hand vacume ...

...i try driving, what could it be? I would suspect a vacum leak or bad fuel pump. take a can of carborator cleaner and spray around vacum hoses, if engine revs up or dies out you just found a vacum ...

1989 corvette headlights intermittently open check vacum lines for leaks in the headlight assembly,sometimes they dry rot,the vacum lines] it has to a vacum issue. you may need to replace the vacum ...

1991 cadillac eldorado has eng vibration Most likely just a vacume leak. Just have to listen closly for air leaking through vacume lines. Good luck. Check for vacume leaks and then check your plugs, ...

brake pedal is very hard with little braking effect you have either a faulty servo or a leak in the vacume pipe to the servo ,,,, if its a diesel the vacume pump could be faulty also ,,,,, if pipework

...vacum line ? using a spray of somekind ? or any suggestions ? thanxc Scott get some propane gas slide a long hose on one end and with the other end roam around the engine compartment with the propane ...

vacum leak will a clogged catalytic converter case a large vacum leak yes if its stoped up but in most cases if thats bad the catalytic converter that is than a car will run verybad look at all vacume

leak. Vacum leaks sometimes make an engine run faster to make up for the vacume lost. I would check my vacume lines and around the intake,If no vacume leak go to the IAC Valve and at last i would look