How to replace the Heater Core on 2007 Cadillac STS?

The process begins by removing the hvac module followed by heater hose bracket screw and heater hose bracket removal. The Heater Core should be pulled out from the hvac module area. Install the new Heater Core by putting it into the hvac module before mounting the heater hose bracket with its screw while tightening the screws to 1 n.m (9 lb in). Finally, reinstall the hvac module.

OEM 2007 Cadillac STS Heater Core

HVAC Heater Core

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2007 Cadillac STS Heater Core
Part Number: 89022548
$65.10 MSRP: $133.78
You Save: $68.68 (52%)
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Product Specifications
- Other Name: Core, Heater Core
- Item Weight: 3.10 Pounds
- Item Dimensions: 9.5 x 21.6 x 14.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 89022548
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2007 Cadillac STS Submodels:
- Base, Platinum, V | 6 Cyl 3.6 L GAS, 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS

2007 Cadillac STS Heater Core

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2007 Cadillac STS Parts Questions & Experts Answers

Q: How to replace the Heater Core on 2007 Cadillac STS?
A: The process begins by removing the hvac module followed by heater hose bracket screw and heater hose bracket removal. The Heater Core should be pulled out from the hvac module area. Install the new Heater Core by putting it into the hvac module before mounting the heater hose bracket with its screw while tightening the screws to 1 n.m (9 lb in). Finally, reinstall the hvac module.

Related 2007 Cadillac STS Parts

Alternate Year Models

2006 Cadillac STS Heater Core 2008 Cadillac STS Heater Core