Excessive oil use, excessive water use, major oil leak, excessive smoking, ask a certified mechanic
Get engine running. While the engine is running disconect the POSITIVE termninal from the battery. If the engine dies, the Alterntor is bad.
how can you tell if you need a radiator in a 99 cadillac northstar engine
You can tell a timing chain is bad when your engine makes a sharp washboard-like sound that increases in intensity when the engine's RPMs increase.
In most cases, you can tell that your lifters are bad, in your car engine, by the ticking noise. A bad lifter will make a tapping sound.
Sorry to tell you the bad news! I is an Interference engine!
take them to a machine shop
A compression test is a good place to start.
There are a few ways you can tell if you have a bad fuel pump. These are is the engine sputters at high speeds, vehicle loses power while accelerating, or the engine will not start.
The check engine light will illuminate if you have a bad O2 sensor. The code set will lead you to the faulty sensor.
The most obvious symtom would be overheating of the engine.
You need a engine scanner and hook it up and it will tell you what sensor is bad.
They generally set a trouble code and the check engine light illuminates.