FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Diesel Exhaust Fluid Supply Line - Description





DESCRIPTION

The Diesel Exhaust Fluid (DEF) supply line supplies fluid from the tank to the pump and has connectors similar to fuel lines. The line also incorporates a heater to keep the DEF fluid from freezing. The DEF supply and return line heater also share the same wire harness connector.