Home/GMC/Sierra/GMC Sierra III (2013-2015)/Repair manual/Automatic HVAC System/Heating, Ventilation, and Air Conditioning: Specifications
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Heating, Ventilation, and Air Conditioning: Specifications GMC Sierra III

Fastener Tightening Specifications

ApplicationSpecification
MetricEnglish
Air Conditioning Compressor Bolt22(16 lb ft)
Air Cleaner Bracket Assembly Bolt9(80 lb in)
Air Conditioning Compressor and Condenser Hose Nut22(16 lb ft)
Air Conditioning Compressor Nut22(16 lb ft)
Air Conditioning Condenser Tube Nut22(16 lb ft)
Air Conditioning Evaporator Thermal Expansion Valve Hose Nut22(16 lb ft)
Air Conditioning Evaporator Thermal Expansion Valve Mounting Bolt7.5(66 lb in)
Air Conditioning Tube Bracket Bolt22(16 lb ft)
Clutch Plate Retaining Bolt18(13 lb ft)
HVAC Module Assembly Nut9.5(84 lb in)

Fastener Tightening Specifications

Refrigerant System Specifications

ApplicationSpecification
MetricEnglish
PAG Oil GM P/N 12378526 for United States PAG Oil GM P/N 88900060 for Canada
Compressor Replacement40 ml 11.4 oz 1
Condenser Replacement30 ml 11 oz 1
Evaporator Replacement30 ml 11 oz 1
Total System PAG Oil Capacity100 ml3.4 oz
R-134a
Refrigerant Charge0.6 kg1.4 lb
1 If more than the specified amount of PAG oil was drained from a component, add the equal amount of oil drained.

Refrigerant System Specifications