K 3500 Truck 4WD V8-6.6L DSL Turbo VIN 1 (2001)
5. Remove the A/C refrigerant filter (3) from the evaporator tube (2).
INSTALLATION PROCEDURE
1. Lubricate the O-rings (2) with 525 viscosity refrigerant oil.
2. Install the O-rings (2) to the evaporator tube.
