As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE PILOT REPORTED HEATER FAILED IN FLIGHT, MAY WORK ON THE GROUND. ADDITIONALLY INDICATED AN ODOR OF GAS ON CLIMB OUT. MAINTENANCE INSPECTED THE HEATER AND FOUND THE HEATER FUEL PUMP LEAKING. REMOVED AND REPLACED THE HEATER FUEL PUMP. AFTER CONDUCTING AN OPS CHECK, NO FURTHER LEAKS NOR ODORS WERE PRESENT.