K 3500 Truck 4WD V8-5.7L VIN R (1998)
A/C System
Remove or Disconnect
1. Engine coolant.
2. Hose clamps at heater water valve.
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Loosen the clamps enough to slide the clamps away from the fittings on the valve.
3. Hoses from valve.
4. Vacuum line from valve.
5. Valve.
Install or Connect
1. Vacuum line to valve.
2. Hoses to valve.
3. Clamps to hoses.
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Slide clamps to previous location beyond retaining bead on water valve fitting.
4. Engine coolant.
