Check actual engine temperature with a thermometer--if in acceptable range temperature sensor or gauge may be defective
The engine could possibly seize.
Valves will clatter if the engine is overheating.Valves will clatter if the engine is overheating.
Have vehicle scanned to determine the problem
Your car is overheating when idle because there may be a lack of oil or water in the engine. It can also be a problem with the engine itself. If your car is overheating, simply contact a wrecker or a road assistance company. The police are also available to assist you.
225 degrees
You need to double check that coolant, white smoke is a sure sign of a blown head gasket, especially when added to an overheating issue.
Several things could be making the Lumina growl. Check the belts and pulleys on the front of the engine. Check the engine mounts as well. Either of these areas can cause the problem of the growling noise.
Your overheating warning light may glow a semi red color after you go 4 to 6 miles and your engine isn't overheating for many reasons. The main reason may be that there is a wiring problem, or the sensor may be going bad.
AnswerThis is a symptom of an overheating engine. See "Related Questions" below for an excellent trouble-shooting guide to overheating problem.
The engine is overheating. The check engine light is not on because you have no problem with the emissions system which this light monitors.
Yes.
You can warp the head and crack the block if you keep it running for too long while its overheating, that's only two things. Fix the problem before you blow the engine.