Yes it is a possibility that it was a fluke battery, and yes it is a possibility that the ground is bad. I told them to check the ground but they saw nothing wrong. I'll be getting another Motorcraft battery. Usually they are quality. If it does it again I will shun all Motorcraft accessories and parts. Mmmmk well maybe not all of them.

99 Black SVT -3L Hybrid w/.5mm overbore, Spec clutch/flywheel, MSDS, BAT intake, K&N open, 17'Konig Tantrums, DMD, Opt. TB & Y, Powerslots, Bassani w/ magnaflow res. 96 SE MTX- "The War Wagon" "I'm in love with my car..." -Queen