ROHNERT PARK (CBS SF) — An explosion and fire at a home in Rohnert Park on Wednesday morning was apparently caused by a fuel leak underneath a recently restored Ford Model T vehicle inside the garage, according to the city’s Department of Public Safety.

Crews responded at 6:47 a.m. to a 911 call about an explosion in a garage in the 4500 block of Fairway Drive and contained the fire to the garage within about 20 minutes.

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A search of the home confirmed the flames did not extend into the living quarters, and the husband and wife living there both escaped unharmed, public safety officials said.

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One of the residents reported smelling gasoline and what appeared to be fuel leaking underneath the restored Model T shortly before the explosion, and a preliminary investigation appears to confirm that as the cause of the fire.

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The home has been red-tagged for being uninhabitable after the explosion, and the exact extent of damage to the structure has not been determined, according to the Department of Public Safety.