1993 Pontiac Grand Prix "compression cylinder 6 mean blown" Questions

compression from 1 or more of your engine cylinders into the cooling system from the heads or head gaskets being blown. Also, depending on which engine your car has, (3.4L or 3.8L V-6) if 3.8L engine,

cylinder getting 0 compression. I would do another compression test and double check it I think you have a blown cylinder head gasket. if your cylinders aren't firing and you changed plugs but you say

...cylinder when it is on the compression stroke....meaning all valves closed and the cylinder going up toward the cylinder head resulting in compression. Reasons for low compression are worn piston ...

compression,it means the computer saw a misfire on # 1 cylinder, P0345=cam shaft position sensor bank 2, if the timing marks are on ,i am thinking your hearing a sound of the timing being set too high

...cylinder, but not when installed. check carefully. 2. If there is spark, get a compression tester. remove the spark plug, replace with the tester, crank the engine a few revolutions. record the ...

compression into another cylinder. Cooling System Pressure test will rule out any coolant leaks that may be present in the head gasket. If a coolant leak is detected but not externally visible, then a

...6 plugs were coated in oil about an inch up. redplaced the cat and both front o2 sensors, removed plugs, blew out spark plug chamber and put new spark plugs. I pulled the spark plugs and they still ...

...compression to that of # 4. It would be helpful to know what you see on the spark plug insulator. If you are getting appreciable coolant into the cylinder, it will serve to steam clean the insulator. ...

...compression on this 2, (a tool tests this) burned head valves there. blown head-gasket between 4 to 5 (I6) (NO) vacuum leaks (air) to #4 of #5 via intake man or injector seals. bad spark coils. or ...

...cylinder with a basic compression tester you can rent for free from any Auto Zone and other big name parts stores. You take the spark plug out and screw in the adapter that fits your 4.0 Spark Plug ...