Water Pump & Related Components for 2020 Cadillac CT6
No.
Part # / Description / Price
Price
1
Engine Water Pump 
GM
GM Description: CT6. 4.2L twin-turbo. Thoroughly tested for reliable, leak-resistant performance
Uniform wall sections and smooth coolant-flow cavities for efficient operation
Coated seals with a stainless steel spring for durability
MSRP $225.60
$132.72
MSRP $225.60
$132.72
2
Water Pump Housing Gasket GM
GM Notes: PARTS: Part included with Water pump assembly.
Description: CT6. 4.2L twin-turbo. May be made from fiber or a rubberized composite material
MSRP $13.10
$7.71
MSRP $13.10
$7.71
2
Acdelco™ Engine Water Pump Gasket GM
GM Notes: PARTS: Part included with Water pump assembly.
Description: CT6. 4.2L twin-turbo.
3
Automatic Transmission Flex Plate Locator Pin GM
GM Notes: PARTS: Part included with Water pump assembly.
Description: 4.2L twin-turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $9.65
$6.47
MSRP $9.65
$6.47
4
Engine Water Pump Pulley GM
GM Description: 4.2L twin-turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $82.52
$48.55
MSRP $82.52
$48.55
5
Engine Coolant Thermostat Housing GM
GM Description: CT6. 4.2L twin-turbo. Repairs leaking thermostat housings
Corrects engine overheating caused by a failed thermostat
MSRP $78.64
$46.26
MSRP $78.64
$46.26
6
Water Inlet Seal GM
GM Notes: PARTS: Part included with thermostat housing.
Description: Helps close and prevent coolant from leaking out of your vehicle's cooling system components to maintain the proper engine temperature
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $10.84
$6.38
MSRP $10.84
$6.38
7
Acdelco™ Thermostat GM
GM Description: Corvette. Coolant manifold inlet. 6.2L. CT6. 4.2L twin-turbo. Escalade ESV. 5.5L. Incl.Gasket. Camaro. 7.0L.
7
Engine Coolant Thermostat GM
GM Description: CT6. 4.2L twin-turbo. Camaro. 7.0L. Corvette. Coolant manifold inlet. Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature
MSRP $64.35
$37.85
MSRP $64.35
$37.85
8
Engine Coolant Water Outlet GM
GM Description: CT6. 4.2L twin-turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $416.30
$244.91
MSRP $416.30
$244.91
9
Acdelco™ Engine Water Pump Outlet Pipe Gasket GM
GM Notes: PARTS: Part included with water outlet.
Description: 4.2L twin-turbo. CT6. Water outlet.
9
Engine Coolant Outlet O-Ring GM
GM Notes: PARTS: Part included with water outlet.
Description: CT6. Water outlet. 4.2L twin-turbo. Helps prevent leakage from the engine coolant outlet
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
MSRP $8.20
$4.82
MSRP $8.20
$4.82
10
Manifold Absolute Pressure Sensor GM
GM Notes: PARTS: Part included with water outlet.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $18.88
$12.66
MSRP $18.88
$12.66