2010 GMC Yukon | Denali, Denali Hybrid, Hybrid, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
FAQ for A/C System Seal Kit Repair
Q: How to install the Air Conditioning System Seal?
A:
You can remove the cap or tape from the A/C refrigerant components, install the new seal washer onto the A/C refrigerant component, and assemble the remaining A/C refrigerant components.
By Bob
GM Specialist
28/10/2022
Q: How to install the Air Conditioning O-Ring Seal?
A:
You can remove the cap or tape from the A/C refrigerant components, carefully clean the sealing surfaces of the A/C refrigerant components, coat the new O-ring seal with mineral base 525 viscosity refrigerant oil, slide the new O-ring seal onto the A/C refrigerant component, assemble the A/C components.
By Bob
GM Specialist
28/10/2022
Q: What should I notice in Air Conditioning System Seal removal procedure?
A:
You should cap or tape the open A/C refrigerant components immediately to prevent system contamination, do not reuse the sealing washer.
By Bob
GM Specialist
28/10/2022
Q: What should I notice in Air Conditioning System Seal installation procedure?
A:
Flat washer-type seals do not require lubrication. After tightening the A/C components, there should be a slight sealing washer gap of approximately 1.2 mm (3/64 in) between the A/C line and the A/C component.
By Bob
GM Specialist
28/10/2022
Q: How to remove the Air Conditioning O-Ring Seal?
A:
You can disassemble the A/C refrigerant components, remove the O-ring seal from the A/C refrigerant component, cap or tape the A/C refrigerant components, and discard the O-ring seal.
By Bob
GM Specialist
28/10/2022
Q: How to remove the Air Conditioning System Seal?
A:
You can remove the seal washer from the A/C refrigerant component, and discard the sealing washer.
By Bob
GM Specialist
28/10/2022
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FAQ for Other Repair Info
Q: What is the preliminary procedure for the Air Temperature Sensor removal?
A:
You can remove the right side C-pillar trim panel, and disconnect the Air Temperature Sensor electrical connector.
Q: What is the preliminary procedure for the Auxiliary Blower Motor (Standard Wheelbase) removal?
A:
You can remove the right rear quarter trim panel, and disconnect the Blower Motor electrical connector.
Q: What is the preliminary procedure for the Heater Core replacement?
A:
You can remove the HVAC module, and disconnect the wiring harness retainer from the Heater Core cover.