Hot answers tagged testing
A simple test that you can perform in your own driveway is: For each corner of the car, push down hard several times (the car should be bouncing visibly up and down) When pushed down, release and watch The car should bounce upwards (above the normal resting point) and then immediately settle at the resting point. Additional bouncing indicates worn or ...
Water in fuel is easy to figure out. Put a sample (say 5 to 10 ounces) of the fuel into a clear glass container. Let it sit. If it separates into two layers, you have water in the fuel. Shown: an obviously contrived example of gasoline (10% ethanol) with approximately 2 ounces of water added - water has visibly sunk to the bottom of the jar.
I do it until the gauge doesn't go up anymore. I am not aware of a specific number of times that it needs to be done. That usually takes 6 or 7 times, but I have never actually counted.
Take a small propane tank, hook up a hose to it and open the valve slightly. Start following the vacuum lines until you hear the idle go up; that's where your vacuum leak is. The reason that works is that vacuum leaks are places where the vacuum system is open and drawing in air unmetered, causing the system to have a different fuel/air mixture than the ...
It sounds like the mechanic is citing the maintenance schedule rather than a particular symptom. 74K miles is a good long way for a set of shocks and, while it's great that you aren't currently worried about their state, the vehicle will begin to suffer as they eventually fail. Here's a previous question that describes some of the rebounding that will ...
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