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
2013 GMC RV Cutaway 4.8L Eng VIN ASECTION Installation Procedure
- Install the recirculation door (1) to the evaporator and blower module assembly.
- Install the recirculation door actuator (7) and the linkage.
- Install the evaporator and blower module assembly cover (3). Refer to Air Conditioning (A/C) Evaporator and Blower Module Assembly Replacement .
- Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
- Leak test the fittings of the component replaced using the J 39400-A detector.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
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.