HVAC Case for 2018 Cadillac CT6
No.
Part # / Description / Price
1
Heater and Air Conditioning Evaporator Case 
GM
MSRP $392.94
GM AC & Heater Case
Front, dual zone. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
2
Air Conditioning Evaporator Case Seal Kit with Tube Seals, Duct Seals, and Housing Seal GM
MSRP $125.45
GM Seal Kit
Dual zone front. Front quad zone. REAR. with ionizing. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
3
Air Inlet Housing GM
MSRP $169.58
GM Air Inlet
Dual zone front. Front quad zone. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
4
Blower Upper Case GM
MSRP $149.90
GM Blower Case
Dual zone front. upper. Front quad zone. upper. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
5
Blower Lower Case GM
MSRP $105.44
GM Blower Case
Dual zone front. lower. Front quad zone. lower. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
6
Cabin Air Filter GM
MSRP $57.18
GM Filter
Equipped with long media in the non-woven material/compound media in order to capture particles while increasing air flow Has a multi-layered construction that creates 'separated' media in order to contain particles This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
6
Cabin Air Filter GM
MSRP $40.00
GM This high-performance Cabin Air Filter offers improved performance over the standard production cabin air filter. Help provide cleaner air within the cabin of your vehicle with the Cadillac Accessories Passenger Compartment Air Filter. Odor. Charcoal.
7
Heater Core GM
MSRP $146.31
GM Front, dual zone. CT6. With value added cockpit. Luxury model. Platinum model. Without ionizing air cleaner. Premium model. Base model. Sport, v model.
8
Air Conditioning Evaporator Core GM
MSRP $234.89
GM Evaporator Core
CT6. Vacuum-brazed, corrosion-treated, and leak-tested to help provide trouble-free operation Manufactured to GM OE specification for fit, form, and function
9
Air Conditioning Evaporator Thermal Expansion Valve Kit with Plate, Seals, Stud, and Bolts GM
MSRP $182.78
GM Expansion Valve
CT6. With air ionizing. Front, dual zone. Permanently lubricated, self-aligning bearings designed for long life and dependable performance This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
10
Heating and Air Conditioning Air Inlet Door Actuator GM
MSRP $87.86
GM Actuator
CT6. Front, quad zone, air inlet. Restore air inlet door operation caused by worn actuator
11
Heating and Air Conditioning Panel Mode Door Actuator GM
MSRP $87.40
GM Actuator
CT6. Front, dual zone, mode. Front, quad zone, mode. Corrects mode door malfunction caused by a failed actuator
11
Temperature Valve Actuator Assembly GM
MSRP $139.42
GM HVAC Air Adjustment Control Motor, Right
CT6. Front, quad zone, mode. Front, quad zone, temperature, right. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
13
Air Conditioning Refrigerant Temperature Sensor GM
MSRP $32.60
GM Temp Sensor
CT6. Evap air temp. Regal Sportback. Regal TourX. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
14
Ambient Air Temperature Sensor GM
MSRP $132.92
GM Temp Sensor
Lower console components. Traverse. Acadia. Without tri-zone, in outlet duct. Blazer. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
14
Heating and Air Conditioning Interior Temperature Sensor GM
MSRP $32.68
GM HVAC Duct Air Temperature Sensor
Inside air. Regal Sportback. Lower console components. Regal TourX. Floor air temp. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
14
Instrument Panel Air Duct Air Temperature Sensor GM
MSRP $28.54
GM HVAC Duct Air Temperature Sensor
Rear. With rr climate cntl. Duct air temp sensor. Front, quad zone, duct air temp, aux ducts. Location-Outlet Duct. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
15
Air Conditioning Wiring Harness GM
MSRP $132.13
GM Harness
Dual zone front. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
15
Air Conditioning Wiring Harness GM
MSRP $129.96
GM HVAC System Wiring Harness
Front quad zone. with ionizing. REAR. with ionizing. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
15
Air Conditioning Wiring Harness GM
MSRP $78.49
GM HVAC System Wiring Harness
Front quad zone. without ionizing. REAR. without ionizing. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
17
Air Conditioning Evaporator Thermal Expansion Valve Seal GM
MSRP $55.09
GM Seal
Dual zone front. evaporator. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type