Two problems related to water pump have been reported for the 2012 Ford F-150. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2012 Ford F-150 based on all problems reported for the 2012 F-150.
Water pump failure at mere 76,000 miles. Vehicle was maintained per factory manual. Location, southern California non-desert. Large puddle of coolant after 20 mile drive one day. No other warning signs. Dealership repair shop diagnosis says hose leaks and failed water pump.
Noticed small amount of coolant on the ground. Started to notice over the next couple days larger amounts of coolant after driving. Took truck into dealer and the water pump had already gone bad. Was under warranty so it was replaced for free.