Definition of quantal. 1  1 [Latin quanti how many, plural of quantus] : of, relating to, or having only two experimental alternatives (such as dead or alive, all or none) 2  2 [quantum] : of or relating to a quantum.
3. Engine movement. Another symptom of bad or failing engine mounts is an engine that moves in the engine bay. If the engine mounts are in good condition, they should be able to secure the engine firmly in the engine bay.
Ask Your Own Chevy Question. Expert: Bill replied 5 years ago. Hello, Generally an ignition module failure, which is actually rare on the 3800) will cause a cut and dry loss of spark therefore the ability to run. More often than not, it is the terminals at the icm connector that are the issue. You've replaced several parts however you didn't mention the symptoms you are chasing.