Without more info, I'd have to ask how is the terminals on the battery? Are they clean? Slow start sometimes versus "normal" start others sounds like a bad battery connection.
-G
_________________________
'03SE
BFG AT/KO
Custom fuse panels for electrical mods
Custom backup solution mod (lights/camera/monitor)
Custom switched power outlets (8+ total)
Lots-o-Lights (6 driving lights, 10 total)
Original registration - Sep, '03
Pre-crash post count - ~1100