FAQ for Heater Core Repair
Q: How to service the heater core?
A:
You shall reposition the heater core outward from the heater case, mark the location of the center foam seal, press on foam seals to activate adhesive, and push the heater core until the foam seal around the heater core tank is inserted into the HVAC module and the heater core is fully seated.
By BobGM Specialist
01/11/2022 Q: What is the preliminary procedure for servicing the auxiliary heater core?
A:
The procedure is to remove the HVAC module auxiliary, disconnect any wiring connectors or harnesses from the HVAC module, and remove evaporator tube retaining dips before removing the lower gasket and cover.
By BobGM Specialist
01/11/2022 Q: What is the preliminary procedure for servicing the heater core cover?
A:
The procedure is to remove the left front floor console extension panel and the floor outlet air duct and reposition any wiring harness to access the heater core cover.
By BobGM Specialist
01/11/2022 Q: What is the recommended torque for auxiliary HVAC Module lower cover bolts?
A:
The recommended torque is 3 N.m (27 lb in).
By BobGM Specialist
01/11/2022 Q: How many screws does the heater core cover attach?
A:
It attaches 3 screws.
By BobGM Specialist
01/11/2022 Q: How many bolts does the auxiliary HVAC Module lower cover attach?
A:
It attaches 3 bolts.
By BobGM Specialist
01/11/2022 Q: What is the recommended torque for heater core cover screws?
A:
The recommended torque is 3 Nm (27 lb in).
By BobGM Specialist
01/11/2022 Q: What is the preliminary procedure for servicing the heater core?
A:
The procedure is to remove the heater core tubes from the heater core, and cap or plug the heater core and tube openings to prevent spillage of fluids upon removal.
By BobGM Specialist
01/11/2022 Q: How many screws attach to the Heater Core Cover?
A:
3screws attach to the heater core cover.
By OmarGM Specialist
09/03/2022 Q: Q. how do I install the Heater Core?
A:
You will need to reposition the heater core outward from the heater case to ease the removal. Mark the location of the foam seal from the old heater core. Then press on the seals to activate the adhesive and keep the core straight and horizontal when inserting it into the HVAC Module. Lastly, push the heater core until the foam seal around the heater core tank is inserted into the HVAC module.
By BobGM Specialist
09/03/2022 See more FAQs (9)