oldsmobile Workshop Repair Guides

Oldsmobile Workshop Service and Repair Manuals

Coolant Drain Plug, Cylinder Block > < Draining and Refilling
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Coolant: Service and Repair
Flushing Cooling System

Various methods and equipment may be used to flush the system. If using special equipment such as a back flusher, follow the manufacturer's
instructions. However, the thermostat should be removed before flushing the system.

Coolant Drain Plug, Cylinder Block > < Draining and Refilling