Oldsmobile Silhouette overheating issue with water leaking from the middle on Oldsmobile Silhouette

Submitted by ashes · Jun 23, 2025
Published by RepairPal

Problem overview

Some Oldsmobile Silhouette owners report experiencing overheating issues accompanied by water leaking from the middle of the vehicle. This problem may stem from a coolant leak, which can originate from various components such as the water pump, radiator, or hoses. Additionally, a malfunctioning water pump could lead to inadequate coolant circulation, contributing to overheating even if it is not visibly leaking. Owners have also noted that leaks or damage to the radiator can exacerbate these overheating concerns. Furthermore, a faulty thermostat may fail to regulate coolant flow effectively, while malfunctioning cooling fans can hinder proper heat dissipation, causing the engine temperature to rise. It is essential for owners to promptly check for visible leaks, ensure cooling fans are operational, inspect the thermostat, and assess the radiator for damage. Seeking professional assistance for a thorough inspection is advisable to prevent further engine damage and avoid costly repairs. If any warning signs such as smoke, a pegged temperature gauge, or a suspected blown head gasket occur, stopping the vehicle immediately and consulting a mechanic is crucial.

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Oldsmobile Silhouette vehicles with this problem

Average mileage: 179,000 miles
(179,000 - 179,000)

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