How to replace the Heater Core on 2004 Chevrolet Monte Carlo?

To replace the heater core, remove the fuel injector sight shield and drain the cooling system. Disconnect the heater hoses, then remove the instrument panel closeout panels, floor carpet, and air outlet duct. Take off the heater air outlet cover and core, then install the new core and cover. Reconnect components and fill the cooling system.

OEM 2004 Chevrolet Monte Carlo Heater Core

HVAC Heater Core

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2004 Chevrolet Monte Carlo Heater Core Part Number: 89018289
$157.16 MSRP: $295.14
You Save: $137.98 (47%)
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Product Specifications
- Other Name: Core, Heater; Core, Heater Core
- Item Weight: 4.30 Pounds
- Item Dimensions: 20.0 x 16.0 x 8.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 89018289
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2004 Chevrolet Monte Carlo Submodels:
- LS, LT, LTZ, SS | 6 Cyl 3.4 L GAS, 6 Cyl 3.5 L FLEX, 6 Cyl 3.5 L GAS, 6 Cyl 3.8 L GAS, 6 Cyl 3.9 L GAS, 8 Cyl 5.3 L GAS

2004 Chevrolet Monte Carlo Heater Core

With a comprehensive array of OEM 2004 Chevrolet Monte Carlo Heater Core, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2004 Chevrolet Monte Carlo Heater Core are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2004 Chevrolet Monte Carlo Heater Core Parts and Q&A

Q: How to replace the Heater Core on 2004 Chevrolet Monte Carlo?
A: To replace the heater core, remove the fuel injector sight shield and drain the cooling system. Disconnect the heater hoses, then remove the instrument panel closeout panels, floor carpet, and air outlet duct. Take off the heater air outlet cover and core, then install the new core and cover. Reconnect components and fill the cooling system.