intermittent

Hello, I'm very new to the Seadoo world, so bear with me. Here's my issue: I have a 1998 GTS that intermittently won't start/shut off until you press the button a few times (and seems to be getting worse). It seems as though it's a faulty start button because it's the same situation with...

2000 gti On cold start front cylinder inop-intermittent. After no more than ten minutes runs ruff then runs fine. Runs fine rest of the day. Any ideas? New plugs, good fuel, cleaned fuel filter, compression even. Tod