Step-by-Step Instructions and Pictures: How to Repair a Car Heater Hose
By David Radtke and Bob Lacivita
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5. Tighten the Clamps
Make sure the hose is slipped onto the coupling and tighten both clamps. Don’t overstretch
the hoses; they may be fragile and in need of replacement. Add water to your reservoir or radiator, or drive (no longer than
10 minutes!) to the nearest place you can get coolant. This fix isn’t permanent, so make an appointment to have your hoses and
coolant checked.