Chevrolet ranger rt Owner's Manual page 108

HOWTO: Water System Winterizing
105
How to winterize using anti-freeze
• • Get three gallons of RV antifreeze.
DO NOT use automotive antifreeze. RV antifreeze is non-toxic and safe for potable water lines.
Typical RV anti-freeze Compartment lid screw
• • Buy three gallons of pink RV/marine antifreeze.
• • Take your Ranger to a dump site and drain the gray and black water tanks.
• • Turn off the water pump.
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