1994 Mitsubishi Lancer vibration when I on the aircondition

I cannot help you, but if you donate just a few dollors a real pro will help.

Good day Sir, I have this problem since I bought my second hand car. The excessive vibration apprears everytime I open its airconditon.I have already change the four engine support to new one. But the vibration lessen only without running the aircon. I wonder why and what to do. Pls help me, you have the best website in car problem as my friends recommended to me. HOpe to hear from you soon sir.

It could just be from a loss of power. The a/c does put some stress on the engine. Do you believe the car to be suffering from a loss of power? Here are some things to look at, number 7 is not it. You do not want to throw too much money at a car unless you know the prblem, but most of these are cheap and need to be done often anyway Engine lacks power. See one of the following: 1.) Incorrect ignition timing. 2) Fuel filter clogged and/of impurities in fuel 3) Faulty or incorrect gapped spark plugs. 4) Air filter dirty. 5) Spark timing control system not working properly. 6) Faulty ignition coil(s) 7) Brakes binding. 8) Auto Trans fluid not correct 9) faulty distributor cap or wires 10) EGR system not functioning properly. 11) Use of sub standard fuel. 12) Low or uneven cylinder compression pressures 13) Air vacuum leak at intake manifold or plenum. Remember that not all of this applies, but smoe could

Thank you sir, I would check my car for all these things of your help. Might be one of causing my cars problem. Ill get back to you again.