Thanks all for the info. My 83D-T did the "flaring" almost all the time and now my 82D-T does it just as you described.. when it's cold. I will try preventive maintenance checks that y'all wrote about. Boy, you guys are good!
1982 300D (266,001 mi.) looking and running great
1976 450 SLC
1982 Jaguar XJ6 (loved, but gone)