Water on floor comes from 2 noteable areas one is a leaking heater radiator or hoses and second is the drain hose for the a/c is kinked broken or blocked. Sometimes in severe conditions leaves and dust build up in the plenum chamber ( that area with the grill in front of the windscreen and the drain hoses here rust out letting water into the cab. Most noticeable after rain
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Water on floor comes from 2 noteable areas one is a leaking heater radiator or hoses and second is the drain hose for the a/c is kinked broken or blocked. Sometimes in severe conditions leaves and dust build up in the plenum chamber ( that area with the grill in front of the windscreen and the drain hoses here rust out letting water into the cab. Most noticeable after rain