How to replace the Heater Core on Cadillac Eldorado?

The replacement of a heater core begins with draining part of the coolant system fluid. Start the replacement by removing the instrument panel compartment and then proceed to eliminate the right sound insulator and subsequently disconnect both the left and right air mix actuators from the HVAC Control Processor. Remove the HVAC Control Processor from its place before disconnecting the left air mix actuator combined with the right air mix actuator . Extract the heater core by removing first the heater cover followed by separating the heater hoses from the core and then using screws to uninstall the retaining components. Two screws must be used to fasten the heater core onto the heater case while torquing them to reach 2 N.m (18 lb in) tightness. Securely reconnect the heater core inlet and outlet heater hoses and mount the heater core cover and screws with 2 N.m (18 lb in) torque. The repair requires connecting the right air mix actuator and left air mix actuator with heater and HVAC control processor reinstallation. Replace the instrument panel container followed by the right insulator panel. The procedure ends with refilling the cooling system followed by air temperature door link adjustment.

OEM Cadillac Eldorado Heater Core

HVAC Heater Core

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2 Heater Cores found

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Cadillac Eldorado Heater Core Part Number: 22784517
$106.74 MSRP: $200.46
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Product Specifications
- Other Name: Core Assembly-Heater; HVAC Heater Core; Core; Core, Heater Core
- Replaces: 52462735, 52470154, 89019251
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1986-2002 Cadillac Eldorado | Base, Biarritz, ESC, ETC, Sport, Spring Edition, Touring | 8 Cyl 4.1 L GAS, 8 Cyl 4.5 L GAS, 8 Cyl 4.6 L GAS, 8 Cyl 4.9 L GAS
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Cadillac Eldorado Heater Core Part Number: 19132003
Product Specifications
- Other Name: Core, Heater Core; Core
- Replaces: 03040690, 52484067, 3040690
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1985 Cadillac Eldorado | Base, Biarritz, Cabriolet, Touring | 8 Cyl 4.1 L GAS, 8 Cyl 5.7 L DIESEL

Cadillac Eldorado Heater Core

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Cadillac Eldorado Heater Core serves as a part of the HVAC system, much like a car radiator and is expected to transfer heat from the engine to bring warm air inside the car. Constructed from aluminum or brass on which fins have been provided to increase the surface area, core section of intercooler gets cooled by water and automotive coolant circulating in its vicinity proximity to engine. It might consist of regulating entities such as valve or door for regulation of temperature and sophisticated options for dual climate control. As well as with the heater core, the thermal zone of the Eldorado automobile is equipped with an air conditioner; it is also used for Partial dehumidification and, if necessary, for auxiliary cooling of the engine. Some of the problems faced are clogging, leaking, and corrosion of the/dashboard assembly involves the dismantling of most part of the dashboard.

Cadillac Eldorado Heater Core Parts Questions & Experts Answers

Heater Core
22784517
Q: How to replace the Heater Core on Cadillac Eldorado?
A:
The replacement of a heater core begins with draining part of the coolant system fluid. Start the replacement by removing the instrument panel compartment and then proceed to eliminate the right sound insulator and subsequently disconnect both the left and right air mix actuators from the HVAC Control Processor. Remove the HVAC Control Processor from its place before disconnecting the left air mix actuator combined with the right air mix actuator . Extract the heater core by removing first the heater cover followed by separating the heater hoses from the core and then using screws to uninstall the retaining components. Two screws must be used to fasten the heater core onto the heater case while torquing them to reach 2 N.m (18 lb in) tightness. Securely reconnect the heater core inlet and outlet heater hoses and mount the heater core cover and screws with 2 N.m (18 lb in) torque. The repair requires connecting the right air mix actuator and left air mix actuator with heater and HVAC control processor reinstallation. Replace the instrument panel container followed by the right insulator panel. The procedure ends with refilling the cooling system followed by air temperature door link adjustment.