How to replace the Heater Core on Cadillac CTS?

Your first step should be to extract the hvac module from your vehicle before Heater Core replacement. The procedure starts with removal of the heater hose bracket screw then proceeds to remove the heater hose bracket. Extract the Heater Core from the hvac module through the slot. When installing the Heater Core position it inside the hvac module before fastening the heater hose bracket. The fastener caution prevents vehicle damage while installing the heater hose bracket screw with the specified torque of 1 nm (9 lb in). Finally, reinstall the hvac module.

OEM Cadillac CTS Heater Core

HVAC Heater Core

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3 Heater Cores found

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Cadillac CTS Heater Core Part Number: 84280246
$61.65 MSRP: $111.57
You Save: $49.92 (45%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Core Assembly-Heater; Core, Heater Core
- Replaces: 22799386
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014-2019 Cadillac CTS | Base, Luxury, Performance, Premium, Premium Luxury, V, Vsport, Vsport Premium, Vsport Premium Luxury | 4 Cyl 2.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS, 8 Cyl 6.2 L GAS
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Cadillac CTS Heater Core Part Number: 89022548
$73.91 MSRP: $133.78
You Save: $59.87 (45%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Core, Heater Core
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2015 Cadillac CTS | Base, Luxury, Performance, Premium, V, Vsport, Vsport Premium | 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS, 8 Cyl 6.2 L GAS
View related parts
Cadillac CTS Heater Core Part Number: 25740392
Product Specifications
- Other Name: Core, Heater; Core, Heater Core
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2007 Cadillac CTS | Base, Luxury, Luxury Sport, V | 6 Cyl 2.8 L GAS, 6 Cyl 3.2 L GAS, 6 Cyl 3.6 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L GAS

Cadillac CTS Heater Core

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This component named Heater Core in Cadillac CTS automobiles has the responsibility to warm up the interior using sloppy heat derived from the engine. Most like a miniature radiator, the Heater Core is a coolant cooler; the hot coolant from the engine recirculates through the Heater Core with a water-antifreeze mix to warm the car's inside. Some Heater Cores may have temperature regulating titles such as valves or doors while the more complicated models will have electromechanical actutors and thermistors to provide higher level of comfort. Regarding the air-conditioned vehicles, it helps in Heater Core dehumidification and in addition, it can act as the engine cooling radiator. However, problems like blockage, seepage, and rust are practically common problems and this makes their repairs very expensive because of the numerous joints that are always tight that one has to reverse in order to fix the problem.

Cadillac CTS Heater Core Parts Questions & Experts Answers

Heater Core
89022548
Q: How to replace the Heater Core on Cadillac CTS?
A:
Your first step should be to extract the hvac module from your vehicle before Heater Core replacement. The procedure starts with removal of the heater hose bracket screw then proceeds to remove the heater hose bracket. Extract the Heater Core from the hvac module through the slot. When installing the Heater Core position it inside the hvac module before fastening the heater hose bracket. The fastener caution prevents vehicle damage while installing the heater hose bracket screw with the specified torque of 1 nm (9 lb in). Finally, reinstall the hvac module.