The symptoms of a 4.3 liter V-6 engine timing chain problem is an engine that runs very rough. The engine will shake violently.
Symptoms of a worn timing chain are some or all of these:Rough idle.Backfiring, bucking, or sputtering.A rattling noise from the chain.Engine may not start.
Some of the symptoms or clues you might see if your timining belt is going bad are regular problems starting your car, excess exhaust emission, unusual engine noises, the car shakes and the engine rattles or the car shuts off unexpectedly. Some of these can be symptoms of other problems, but you should definitely have your car checked because if the timing belt or chain breaks it can cause serious additional damage to your vehicle.
This vehicle does not come w/ timing belt. It has a timing CHAIN. No known problems. They can get loose when engine reaches very high mileage.
engine cranks over but will not start.
Timing being off will cause a noticeable drop in vehicle's engine performance.
No start, internal engine damage.
It depends on what engine you have.
Incorrect timing can cause several problems. One of which is high idling. 5000 rpm sounds high though, there may be other problems as well.
the engine wont run. it cranks funny
When the timing chain is bad on a 2002 Cavalier, the engine could have several symptoms. The engine could run rough, be hard to start, or not run at all.
As with any engine, timing, and also carb problems.
A timing chain, that needs to be replaced, can cause your engine to run rough and lose power. A broken timing chain can cause significant engine damage.