Leaking Water Pump May Cause Coolant Loss and Overheating on Pontiac Montana
Problem overview
A coolant leak may develop from the water pump. The engine may overheat as a result of the coolant loss. A leaking water pump should be replaced.
28 people reported this problem
12 commentsPontiac Montana vehicles with this problem
7 model years affected
Average mileage: 143,081 miles
(26,672 - 239,000)
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