Cracked center section...that would be a new one.
No HC's in the coolant tank even if I check it after shut down and the hose is sending bubbles in there
Ok I'll now agree with Mike, you have to have air trapped somewhere. Tho I find that hard to believe. But if you hear slushing behind the dash board...that's what it is.
You did cycle the heater while you had the right corner jacked up and the cap off the turbo tank...right ?
174,000+ miles, 5/20/12 new ej257 short block, 8/20/11 installed VF52 turbo, @20.8psi, 280whp, 300ftlbs. Also CHECK YOUR OIL, these cars use it.