The March 5 sailing will offer an overnight stay at Nassau and a full day at Freeport.
The itinerary should have included Grand Cayman, Roatán's Mahogany Bay, Belize City and Cozumel.
It is the second cruise in a row impacted by the technical issue.
Passengers can cancel for a free refund. Those who sail will get a 50% refund, a 50% future cruise credit and a $100 per person on-board credit.
The 2008-built Carnival Splendor underwent a drydock in March last year at Grand Bahama Shipyard.
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