An air leak anywhere between the engine intake and the mass air flow sensor is often called a 'vacuum leak' or 'intake leak'. Common examples of vacuum leaks include a ripped or cracked intake boot, leakingintake manifold gaskets, stuck-open or defective PCV valve or ripped PCV hose, crack...
Using a large socket on the bolt on the front of the crankshaft, rotate the engine in the normal direction (usually clockwise as you face the front (belt side) of the motor). Observe the valves. At some point, you'll observe one valve closing and another valve opening. This means numbe...
What happens is the brushes wear out in the starter, making a bad electric contact. Tapping on the back of the starter with a hammer jars the brushes back in place, where they'll make contact one more time. DON'T BE SORRY! USE THE FREE START TO GO GET IT FIXED!
3. I would then inspect the spark plugs for evidence of an internal leak oil leak, will make the plug black and greasy on the electrode end 4. I would check the PCV system, replace the valve and make sure there is proper vacuum, this is how the engine breathes. Also check the air ...
Sometimes the air cleaner has a separate filter for the PCV inlet hose. Engines with excessive blowby will sometimes fill the air cleaner with oil: there's more blowby than the PCV valve can handle so the blowby gas goes backwards into the air cleaner. A lot of cars have a broken PCV...