Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Installation Procedure
- Lightly coat the O-ring with mineral base 525 viscosity refrigerant oil.
Important: DO NOT allow any of the mineral base 525 viscosity refrigerant oil on the new O-ring to enter the refrigerant system.
- Install the service port.
Tighten
Tighten the service port to 11 N.m (98 lb in).
- Evacuate and recharge the A/C system. Refer to REFRIGERANT RECOVERY AND RECHARGING .
- Leak test the fittings of the component using J 39400-A.
- Install the service port cap.
Tighten the cap 1/4-1/2 turn after the seal washer contacts to access fitting.
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.