1979 Mazda GLC Automatic Transmission Parts

Keep Your 1979 Mazda GLC in Top Shape with a Quality Automatic Transmission Part

When it comes to maintaining or upgrading your 1979 Mazda GLC, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Automatic Transmission Part for your GLC. We currently carry a top Automatic Transmission Part in stock that is built to last. Whether you’re replacing a damaged Automatic Transmission Part or looking to upgrade, our selection for the 1979 Mazda GLC ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Torque Converter and Related Products and Transmission Cooler and Parts to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 1979 Mazda GLC running smoothly and looking great.

Essential 1979 Mazda GLC Automatic Transmission Parts

Carquest Premium – Automatic Transmission Modulator Valve (Part No.VMA1002)

Automatic Transmission Modulator Valve

from

$53.99
The transmission modulator valve is a vacuum operated mechanical device located on the transmission case. This valve will have a actuator rod extended into the transmission valve body inside the transmission which will control the flow of transmission fluid within the transmission to place the transmission in the most optimal forward gear selection.

Product Features:
  • Application matched component ensures the transmission gear position system can be returned to like new condition.
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • This part will look and function just like the original unit being replaced.
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Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-29)

Automatic Transmission Vacuum Modulator

from

$39.99
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
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Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-30)

Automatic Transmission Vacuum Modulator

from

$24.99
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
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Most Popular Transmission Modulator Valve for 1979 Mazda GLCs

Enhance your 1979 Mazda GLC with this popular Transmission Modulator Valve we have in stock, for $53.99.

Carquest Premium – Automatic Transmission Modulator Valve (Part No.VMA1002)

Automatic Transmission Modulator Valve

from

$53.99
The transmission modulator valve is a vacuum operated mechanical device located on the transmission case. This valve will have a actuator rod extended into the transmission valve body inside the transmission which will control the flow of transmission fluid within the transmission to place the transmission in the most optimal forward gear selection.

Product Features:
  • Application matched component ensures the transmission gear position system can be returned to like new condition.
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • This part will look and function just like the original unit being replaced.
See More

FAQs for 1979 Mazda GLC Automatic Transmission Parts

What’s the price range for 1979 Mazda GLC Automatic Transmission Parts?

We currently have just one Automatic Transmission Parts for the 1979 Mazda GLC in stock: Automatic Transmission Modulator Valve and it costs $53.99.

Does Advance Auto Parts sell Automatic Transmission Parts for other Mazda GLC model years?

Yes, we carry Automatic Transmission Parts for 7 model years of Mazda GLCs between 1977 and 1985. The following model years are the most popular for Automatic Transmission Part purchases: 1985, 1984, 1983, 1982, 1981, 1980, 1978, and 1977.

Does Advance Auto Parts sell Automatic Transmission Parts for any other 1979 Mazda models?

Yes. We stock Automatic Transmission Parts for 2 other popular 1979 Mazda models. Some of the most popular are 1979 626 Automatic Transmission Parts, 1979 RX-7 Automatic Transmission Parts, and 1979 B2000 Automatic Transmission Parts.

What types of Automatic Transmission Parts do you sell for my 1979 Mazda GLC?

We currently have just 1 Automatic Transmission Part in stock for a 1979 Mazda GLC, and as of 11/2/25, it is a Transmission Modulator Valve.

Can I get help with 1979 Mazda GLC Automatic Transmission Part orders?

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

What is your return policy for Mazda GLC Automatic Transmission Parts?

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