How do you remove the Heater Core?

To remove the air conditioning system, begin by discharging it and disconnecting the cable from the negative battery terminal. Then, drain the cooling system and disconnect the heater hoses, thermal expansion valve, and refrigerant pipes.

Genuine Cadillac CTS Heater Core

HVAC Heater Core

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3 Heater Cores found

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Cadillac CTS Core Assembly, Htr
Part Number: 84280246
- Other Name: Heater Core
- Replaces: 22799386
$54.33 MSRP: $98.77
You Save: $44.44 (45%)

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Fits the following Vehicles:
2014-2019 Cadillac CTS | 4 DOOR PERFORMANCE SEDAN, 4 DOOR PLUS SEDAN, 4 DOOR PREMIUM SEDAN, 4 DOOR SEDAN, 4 DOOR V-SERIES SEDAN | 4 Cyl 2.0L, 6 Cyl 3.6L, 8 Cyl 6.2L
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Cadillac CTS Core Asm,Heater
Part Number: 89022548
- Other Name: CORE, Heater Core; Heater Core
$67.23 MSRP: $126.84
You Save: $59.61 (47%)

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More Info
Fits the following Vehicles:
2008-2015 Cadillac CTS | 2 DOOR COUPE, 4 DOOR, 4 DOOR (RHD), 4 DOOR RHD, 4 DOOR SEDAN, 4 DOOR SEDAN(RHD), 4 DOOR STATION WAGON, 4 DOOR STATION WAGON(RHD), 4 DOOR WAGON, 4 DOOR WAGON(RHD), V 2 DOOR COUPE, V 4 DOOR, V 4 DOOR SEDAN, V 4 DOOR WAGON | 6 Cyl 3.0L, 6 Cyl 3.6L, 8 Cyl 6.2L
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Cadillac CTS Core,Heater
Part Number: 25740392
- Other Name: CORE, Heater Core; Heater Core
More Info
Fits the following Vehicles:
2003-2007 Cadillac CTS | 4 DOOR, 4 DOOR RHD, 4 DOOR(RHD), V 4 DOOR | 6 Cyl 2.8L, 6 Cyl 3.2L, 6 Cyl 3.6L, 8 Cyl 5.7L, 8 Cyl 6.0L
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Cadillac CTS Heater Core Parts Questions & Answers

Core,Heater
25740392
Q: How do you remove the Heater Core?
A: To remove the air conditioning system, begin by discharging it and disconnecting the cable from the negative battery terminal. Then, drain the cooling system and disconnect the heater hoses, thermal expansion valve, and refrigerant pipes.