Not an erratic idle like a dirty throttle body gives you. That goes up and down when the AC compressor kicks on, and can send the idle down to 300-400 RPM and stall the engine out. Then it overshoots when the compressor cycles off.
death rattle. a sound produced by a person immediately preceding death, resulting from the passage of air through the mucus in the throat.
Interventions to treat noisy breathing, or 'death rattle': the unpleasant, gurgling breathing occuring in many patients who are about to die. Approximately half of those relatives and friends who witness it, as well as hospital staff, find the noise of 'death rattle' distressing.nterventions to treat noisy breathing, or 'death rattle': the unpleasant, gurgling breathing occuring in many patients who are about to die. Approximately half of those relatives and friends who witness it, as well as hospital staff, find the noise of 'death rattle' distressing.