Ouch, sorry to hear that. There is an AC hose that runs through the firewall that can get kicked loose and is easy to see.
Unfortunately if it is coolant, likely the heater core which are somewhat common failures when they see neglect and mileage and are in a tough spot, most of the dash is...
Regardless of the type/brand of springs, they are likely 20 years old and worn out as is other parts of the suspension and is due a makeover.
It sounds like it’s time to get to work inspecting and then replacing most of what was already done and yes Cruiser Outfitters will be your primary go to...
What sort of budget (and desired outcome) did you establish to resolve the known drivability issues?
With this information, several members can put together a good prioritized plan, if no budget is provided we are experts at spending someone else’s money.
And welcome to the Cruiser World!