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Replacement and OEM Parts for 2008 Cadillac STS Heater Core

2008 Cadillac STS Heater Core

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2008 Cadillac STS
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3 Q&A for Heater Core Repair
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  • OEM 2008 Cadillac STS Heater Core Diagram - 89022548
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    OEM (Genuine) 2008 Cadillac STS Heater Core

    PartNumber: 89022548
    OEM 2008 Cadillac STS Heater Core - 89022548
    Product Specifications
    • Notes: 2008-11
    • Other Names: Heater Core
    • Item Dimensions: 9.3 x 21.2 x 14.1 inches
    • Item Weight: 3.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2008 Cadillac STS Heater Core
    More Info
    Vehicle Fitment
    • 2008 Cadillac STS | Base, Platinum, V | 6 Cyl 3.6 L GAS, 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS
    $69.03 MSRP: $130.26
    You Save: $61.23 (48%)

FAQ for Heater Core Repair

Q: What is the recommended torque for the heater hose bracket screw?
A:
The recommended torque is 1 N.m (9 lb in).
By Bob
GM Specialist
01/11/2022
Q: How to install Heater Core?
A:
The procedure is to slide the heater core into the HVAC module, install the heater hose bracket, install the heater hose bracket screw, and install the HVAC module.
By Bob
GM Specialist
01/11/2022
Q: How to remove Heater Core?
A:
The procedure is to remove the HVAC module, remove the heater hose bracket screw, remove the heater hose bracket, and slide the heater core out of the HVAC module.
By Bob
GM Specialist
01/11/2022

FAQ for Other Repair Info

Q: What is the installation procedure for the Ambient Air Temperature Sensor?
A:
The procedure is to place the ambient Air Temperature Sensor in position, engage the ambient air temperature sensor into the clip, and connect the ambient air temperature electrical connector.
Q: What is the installation procedure for the Blower Motor?
A:
The procedure is to install the Blower Motor, install the blower motor screws, install the air inlet housing bolts, connect the blower motor processor electrical connector, connect the blower motor electrical connector, install the I/P compartment, and install the right closeout insulator panel.
Q: How to remove Heater Inlet Hose (LY7-Gas, 6 CYL, 3.6L, SFI, V6, Alum)?
A:
The procedure is to drain the cooling system, remove the battery tray, remove the cowl panel retaining bolts, remove the cowl panel, using J 38185 slide the clamp away from the base of the heater inlet hose, remove the inlet Heater Hose from the heater core, using J 38185 slide the clamp away from the base of the heater inlet hose, remove the clamp and hose from the engine cooling thermostat assembly.