1973 Buick Riviera Heating Parts

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Keep Your 1973 Buick Riviera in Top Shape with Quality Heating Parts

Whether you’re repairing or upgrading your Heating Part, using high-quality parts is key to keeping your 1973 Buick Riviera looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Heater Valves and Heater Cores. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Explore Related Parts

While you’re upgrading or replacing your Heating Part, don’t forget to check out other key components like Blower Motor and Related Products and Engine Cooling Parts. At Advance Auto Parts, we’re here to help you keep your 1973 Buick Riviera in peak condition, inside and out.

Essential 1973 Buick Riviera Heating Parts

Carquest Premium – Carquest HVAC Heater Core, 399041 (Part No.399041)

Carquest HVAC Heater Core, 399041

from

$74.99
Carquest Premium heater cores use advanced engineering methods together with innovative manufacturing technology resulting in a product that meets or exceeds form, fit, and function.
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Carquest Premium – Carquest HVAC Heater Core, 398219 (Part No.398219)

Carquest HVAC Heater Core, 398219

from

$53.99
Carquest Premium heater cores use advanced engineering methods together with innovative manufacturing technology resulting in a product that meets or exceeds form, fit, and function.
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Carquest Premium – Carquest HVAC Heater Core, 399043 (Part No.399043)

Carquest HVAC Heater Core, 399043

from

$103.99
Carquest Premium heater cores use advanced engineering methods together with innovative manufacturing technology resulting in a product that meets or exceeds form, fit, and function.
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Carquest Premium – Carquest HVAC Heater Core, 398235 (Part No.398235)

Carquest HVAC Heater Core, 398235

from

$55.99
Carquest Premium heater cores use advanced engineering methods together with innovative manufacturing technology resulting in a product that meets or exceeds form, fit, and function.
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Carquest Premium – Carquest HVAC Heater Core, 398361 (Part No.398361)

Carquest HVAC Heater Core, 398361

from

$96.99
Carquest Premium heater cores use advanced engineering methods together with innovative manufacturing technology resulting in a product that meets or exceeds form, fit, and function.
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Carquest Premium – Carquest HVAC Heater Core, 394156 (Part No.394156)

Carquest HVAC Heater Core, 394156

from

$103.99
Carquest Premium heater cores use advanced engineering methods together with innovative manufacturing technology resulting in a product that meets or exceeds form, fit, and function.
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Carquest Premium – Carquest HVAC Heater Core, 399078 (Part No.399078)

Carquest HVAC Heater Core, 399078

from

$50.99
Carquest Premium heater cores use advanced engineering methods together with innovative manufacturing technology resulting in a product that meets or exceeds form, fit, and function.
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Carquest Premium – Carquest HVAC Heater Core, 399071 (Part No.399071)

Carquest HVAC Heater Core, 399071

from

$56.99
Carquest Premium heater cores use advanced engineering methods together with innovative manufacturing technology resulting in a product that meets or exceeds form, fit, and function.
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Carquest Premium – Carquest HVAC Heater Core, 398214 (Part No.398214)

Carquest HVAC Heater Core, 398214

from

$81.99
Reach heater cores use advanced engineering methods together with innovative manufacturing technology resulting in a product that meets or exceeds form, fit, and function.
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KAI – KAI HVA/C Heater Core, HTR010186 (Part No.HTR010186)

KAI HVA/C Heater Core, HTR010186

from

$98.99
New Standard Replacement Heater Core, Without A/C
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Carquest Premium – Carquest HVAC Heater Core, 394177 (Part No.394177)

Carquest HVAC Heater Core, 394177

from

$78.99
Carquest Premium heater cores use advanced engineering methods together with innovative manufacturing technology resulting in a product that meets or exceeds form, fit, and function.
See More

Carquest Premium – Carquest HVAC Vacuum Closed Non-Bypass Heater Valve, T74602 (Part No.T74602)

Carquest HVAC Vacuum Closed Non-Bypass Heater Valve, T74602

from

$44.99
Carquest Heater Control Valves are application specific and tested to ensure proper fit and function to maintain your vehicle’s heater is functioning to OEM standards.
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Carquest Premium – Carquest HVAC Heater Valve In Line Restrictor, T74796 (Part No.T74796)

Carquest HVAC Heater Valve In Line Restrictor, T74796

from

$29.99
Carquest Heater Control Valves are application specific and tested to ensure proper fit and function to maintain your vehicle’s heater is functioning to OEM standards.
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Carquest Premium – Carquest HVAC Vacuum Closed Non-Bypass Heater Valve, T74605 (Part No.T74605)

Carquest HVAC Vacuum Closed Non-Bypass Heater Valve, T74605

from

$36.99
Carquest Heater Control Valves are application specific and tested to ensure proper fit and function to maintain your vehicle’s heater is functioning to OEM standards.
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Carquest Premium – Carquest HVAC Vacuum Closed Non-Bypass Heater Valve, T74603 (Part No.T74603)

Carquest HVAC Vacuum Closed Non-Bypass Heater Valve, T74603

from

$26.99
Carquest Heater Control Valves are application specific and tested to ensure proper fit and function to maintain your vehicle’s heater is functioning to OEM standards.
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Carquest Premium – Carquest HVAC Vacuum Open Non-Bypass Heater Valve, T74604 (Part No.T74604)

Carquest HVAC Vacuum Open Non-Bypass Heater Valve, T74604

from

$34.99
Carquest Heater Control Valves are application specific and tested to ensure proper fit and function to maintain your vehicle’s heater is functioning to OEM standards.
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Carquest Premium – Carquest HVAC Vacuum Closed Non-Bypass Heater Valve, T74612 (Part No.T74612)

Carquest HVAC Vacuum Closed Non-Bypass Heater Valve, T74612

from

$19.99
Carquest Heater Control Valves are application specific and tested to ensure proper fit and function to maintain your vehicle’s heater is functioning to OEM standards.
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Carquest Premium – Carquest HVAC Vacuum Closed Non-Bypass Heater Valve, T74691 (Part No.T74691)

Carquest HVAC Vacuum Closed Non-Bypass Heater Valve, T74691

from

$32.99
Carquest Heater Control Valves are application specific and tested to ensure proper fit and function to maintain your vehicle’s heater is functioning to OEM standards.
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Most Popular Heater Valve for 1973 Buick Rivieras

Enhance your 1973 Buick Riviera with this popular Heater Valve we have in stock, for $26.99.

Carquest Premium – Carquest HVAC Vacuum Closed Non-Bypass Heater Valve, T74603 (Part No.T74603)

Carquest HVAC Vacuum Closed Non-Bypass Heater Valve, T74603

from

$26.99
Carquest Heater Control Valves are application specific and tested to ensure proper fit and function to maintain your vehicle’s heater is functioning to OEM standards.
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Best-Selling 1973 Buick Riviera Heater Cores

Upgrade your Riviera with one of our 2 best-selling Heater Cores.

Carquest Premium – Carquest HVAC Heater Core, 398219 (Part No.398219)

Carquest HVAC Heater Core, 398219

from

$53.99
Carquest Premium heater cores use advanced engineering methods together with innovative manufacturing technology resulting in a product that meets or exceeds form, fit, and function.
See More

KAI – KAI HVA/C Heater Core, HTR010186 (Part No.HTR010186)

KAI HVA/C Heater Core, HTR010186

from

$98.99
New Standard Replacement Heater Core, Without A/C
See More

FAQs for 1973 Buick Riviera Heating Parts

What are the best-selling Heating Parts for 1973 Buick Rivieras?

Out of 3 Heating Parts that fit 1973 Buick Rivieras, the following parts are the top sellers:

What’s the price range for 1973 Buick Riviera Heating Parts?

The prices of Heating Parts for the 1973 Buick Riviera range from $26.99 up to $98.99 for the most premium parts.

What is the average price of a Heating Part for a 1973 Buick Riviera?

The average price for Heating Parts for the 1973 Buick Riviera is $59.99. Keep in mind the variety of part types within our Heating Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Heating Parts for other Buick Riviera model years?

Yes, we carry Heating Parts for 33 model years of Buick Rivieras between 1964 and 1999. The following model years are the most popular for Heating Part purchases: 1999, 1998, 1997, 1996, 1995, 1993, 1992, 1991, and 1990.

What are the cheapest Heating Parts for my 1973 Buick Riviera?

The cheapest 1973 Buick Riviera Heating Parts we carry are:

Does Advance Auto Parts sell Heating Parts for any other 1973 Buick models?

Yes. We stock Heating Parts for 6 other popular 1973 Buick models. Some of the most popular are 1973 Regal Heating Parts, 1973 Century Heating Parts, 1973 LeSabre Heating Parts, 1973 Electra Heating Parts, and 1973 Estate Wagon Heating Parts.

What types of Heating Parts do you sell for my 1973 Buick Riviera?

As of 8/2/26, these are some of the most in-demand types of Heating Parts for a 1973 Buick Riviera:

Can I get help with 1973 Buick Riviera Heating Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Buick Heating Parts and more.

What is your return policy for Buick Riviera Heating Parts?

Advance Auto Parts keeps returns simple. For new Buick Riviera Heating Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.