If your vehicle has manual windows, use the window crank to open and close each window.
Windows
Power WindowsChevrolet Cobalt Service & Repair Manual. Heater Hose, Replace
Inlet
1.
Drain coolant into a suitable container.
2.
Loosen hose clamp connecting hose to
heater core inlet tube.
3.
Loosen hose clamp connecting hose to
water pump bypass tube.
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