2004 Chevrolet Impala "compression test" Questions

compression test - it's blown. No water/fluid? Do a compression check. Pass compression test? Check your oil pump. After that???? Perhaps a vacuum test to see what is going on. Or finally, (wouldn

...the readings for each after cranking the engine for at least 10 seconds till the gauge on the compression tester reaches it's "peak". Use caution while performing the compression test. Good luck

...of oil more likely valve seals and valve guides worn.if you see white smoke new head gasket leaking do a compression test see what cylinder pressure you have.you need at least 140 to 175

...of these things check good, then you would need to do a complete compression test. Once you have determined which of these functions has dropped out, you will know which system is having the

...compression test done to check for head gasket or cracked head.. Check that the fan is working as required . If you have a viscous fan hub then check that it is working and not free wheeling.. Check ...

...fire at any cnlinder Hi there:You will have to pinpoint what the engine is missing... spark, fuel, compression.All three of these are tested when the engine is being cranked over. There are two way ...

...Compression Test shows Cylinder 5 @ 30 All other cylinders at 140-150 Cylinder leakage test showed everything to appear normal - no leakage Any thoughts on what to check next? Trying to figure out if ...

2003 chevy impala #3 misfire did compersion test 25 psi compression is to low. possible burnt valve

compression test, but since it only does this when hot and under load, I am not optimistic in thinking I will find anything... Any thoughts? let the engine cool down enough to be able to take radiator

...need access to a 4 or 5 gas analyzer. You could also have valve problems which would result in low compression. The first thing I would do is compression and leak down tests to confirm the overall ...