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Heating, Ventilation & Air Conditioning: Specifications GMC Yukon Denali

Fastener Tightening Specifications

ApplicationSpecification
MetricEnglish
Air Distribution Duct Screws1.6 N.m14 lb in
Air Outlet Mounting Screw1.6 N.m14 lb in
Blower Motor Relay/Resistor Screw1.6 N.m14 lb in
Blower Motor Insulating Cover1.6 N.m14 lb in
Compressor Clutch Plate Retaining Bolt18 N.m13 lb ft
Compressor Clutch Coil Connector Retaining Bracket Screw9 N.m80 lb in
Floor Air Outlet Duct Screw1.6 N.m14 lb in
Heater Core Cover Screws1.6 N.m14 lb in
Heater Hose Mounting Bolt25 N.m18 lb ft
Heater/Ventilation Module Mounting Screws4 N.m35 lb in
Heater/Ventilation Module Mounting Nuts9 N.m80 lb in
Heater Ventilation Module Screws1.6 N.m14 lb in
Negative Battery Cable Bolt17 N.m13 lb ft

Fastener Tightening Specifications

Compressor Specifications

CompressorTypeDisplacement
Delphi® Thermal HU66 Cylinder Axial163.87 cu cm (10.0 cu in)
Denso 10S1710 Cylinder Axial188 cu cm (11.5 cu in)
Denso 10S2010 Cylinder Axial206 cu cm (12.6 cu in)

Compressor Specifications

Delphi-Harrison HU6 compressors are utilized only on pickup models. The replacement compressor assembly is shipped dry. This compressor is a 6 cylinder axial design with a displacement of 16.87 cu cm (10 cu in).

The Denso 10S17 compressor is utilized only on pickup model vehicles with front air (C60). The replacement compressor assembly is shipped wet. This compressor is a 10 cylinder axial design with a displacement of 188 cu cm (11.5 cu in).

The Denso 10S20 compressor is utilized only on utility model vehicles with a front and rear air (C69). The replacement compressor assembly is shipped wet. The compressor is a 10 cylinder axial design with a displacement of 206 cu cm (12.6 cu in).

The service kit available for Denso compressors includes all removable pieces down to (but not including) the compressor shaft.

System Capacities

ApplicationSpecification
MetricEnglish
Polyalkylene Glycol (PAG) Refrigerant Oil, All Vehicles with C60240 ml8 fl oz
Refrigerant R-134a All Vehicles with C600.91 kg2 lb
Polyalkylene Glycol (PAG) Refrigerant Oil, All Vehicles with C69330 ml11 fl oz
Refrigerant R-134a, All Vehicles with C691.5 kg3.0 lb

System Capacities

Refrigerant Oil Distribution Specifications

ApplicationSpecification
MetricEnglish
NOTE: Use only Polyalkylene Glycol Synthetic Refrigerant Oil (PAG) for internal circulation through the R-134a A/C system and only 525 viscosity mineral oil on fitting threads and O-rings. If lubricants other than those specified are used, compressor failure and/or fitting seizure may result. IMPORTANT: Delphi-Harrison replacement compressors DO NOT have any oil in the compressor. Add the correct amount of oil to the replacement compressor before installation. Denso compressors are shipped with oil in the compressor.
Accumulator60 ml (2 fl oz) plus the amount removed.
CompressorIf less than or equal to 60 ml (2 fl oz) removed, add 60 ml (2 fl oz). If more than 60 ml (2 fl oz) add the same amount removed.
Compressor and Condenser Hose30 ml1 fl oz
Condenser30 ml1 fl oz
Evaporator90 ml3 fl oz
NOTE
Use only Polyalkylene Glycol Synthetic Refrigerant Oil (PAG) for internal circulation through the R-134a A/C system and only 525 viscosity mineral oil on fitting threads and O-rings. If lubricants other than those specified are used, compressor failure and/or fitting seizure may result.
IMPORTANT
Delphi-Harrison replacement compressors DO NOT have any oil in the compressor. Add the correct amount of oil to the replacement compressor before installation. Denso compressors are shipped with oil in the compressor.

Refrigerant Oil Distribution Specifications