Suction Hose Replacement 4.8L, 5.3L, 6.0L

Tools Required

J 39400-A Halogen Leak Detector

1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
2. Remove the coolant recovery reservoir. Refer to Coolant Recovery Reservoir Replacement .
3. Remove the suction line nut (1) from the accumulator.
4. Remove the rear suction line nut (2) if equipped with rear air.
5. Remove the suction line bolt from the compressor.
6. Remove the suction line from the vehicle.

1. Install the suction line into the vehicle.

Notice: Refer to Fastener Notice in the Preface section.

2. Install the suction line bolt to the compressor.

Tighten
Tighten the bolt to 35 N·m (26 lb ft).

3. Install the rear suction line nut (2) if equipped with rear air.

Tighten
Tighten the bolt to 16 N·m (12 lb ft).

4. Install the suction line nut (1) to the accumulator.

Tighten
Tighten the nut to 16 N·m (12 lb ft).

5. Install the coolant recovery reservoir. Refer to Coolant Recovery Reservoir Replacement .
6. Leak test the fittings of the component using the J 39400-A .