1989 Buick Reatta Engine Control Modules (ECM)

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Keep Your 1989 Buick Reatta in Top Shape with Quality Engine Control Modules (ECM)

Whether you’re repairing or upgrading your Engine Control Modules (ECM), using high-quality parts is key to keeping your 1989 Buick Reatta looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Body Control Module Retainer and Engine Computers. 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.

Top-Rated Engine Control Modules (ECM) from Trusted Brands

Looking for a reliable Engine Control Modules (ECM)? We’ve got you covered with options from brands you know and trust like Dorman. For example, Dorman Engine Control Modules (ECM) start at just $5.99 with an average 4.2 star rating. With over 4 reviews and a solid 4 star average, you can shop with confidence knowing other Buick Reatta owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1989 Buick Reatta Engine Control Modules (ECM) at Advance Auto Parts is around $95.99, with a range that starts at $5.99 and goes up to $185.99. With 2 options in stock from 2 trusted brands, finding the right fit is easy.

Explore Related Parts

While you’re upgrading or replacing your Engine Control Modules (ECM), don’t forget to check out other key components like Engine Gaskets and Seals and Engine Timing Parts. At Advance Auto Parts, we’re here to help you keep your 1989 Buick Reatta in peak condition, inside and out.

Essential 1989 Buick Reatta Engine Control Modules (ECM)

Dorman – Rivet-Push In-Hole Diameter .500 In-Head Diameter 1 In-Length .900 In (Part No.799-105)

Rivet-Push In-Hole Diameter .500 In-Head Diameter 1 In-Length .900 In

from

$5.99
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring Length service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for Length-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
See More

Cardone – Remanufactured Engine Control Computer (Part No.77-7783)

Remanufactured Engine Control Computer

from

$147.99
CARDONE Remanufactured Electronic and Powertrain Control Modules are designed to meet or exceed O.E. performance. Reverse engineering provides insight into how and why the unit originally failed, allowing our engineers to identify and correct original design weaknesses. All critical components are re-soldered or replaced at our Philadelphia manufacturing plant, and each unit is 100 percent computer tested to ensure reliability. CARDONE is committed to getting your vehicle back to peak performance.

Product Features:
  • Tested with automated computer equipment or bench-tested, depending on application, to ensure functionality.
  • Re-soldering of critical components ensures superior electrical connections. This prevents intermittent failures and leads to longer product life.
  • On-car vehicle validation is done to test durability and performance.
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80 percent.
See More

Cardone – Remanufactured Engine Control Computer (Part No.77-8253)

Remanufactured Engine Control Computer

from

$185.99
CARDONE Remanufactured Electronic and Powertrain Control Modules are designed to meet or exceed O.E. performance. Reverse engineering provides insight into how and why the unit originally failed, allowing our engineers to identify and correct original design weaknesses. All critical components are re-soldered or replaced at our Philadelphia manufacturing plant, and each unit is 100 percent computer tested to ensure reliability. CARDONE is committed to getting your vehicle back to peak performance.

Product Features:
  • Tested with automated computer equipment or bench-tested, depending on application, to ensure functionality.
  • Re-soldering of critical components ensures superior electrical connections. This prevents intermittent failures and leads to longer product life.
  • On-car vehicle validation is done to test durability and performance.
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80 percent.
See More

Most Popular Body Control Module Retainer for 1989 Buick Reattas

Enhance your 1989 Buick Reatta with this popular Body Control Module Retainer we have in stock, for $5.99.

Dorman – Rivet-Push In-Hole Diameter .500 In-Head Diameter 1 In-Length .900 In (Part No.799-105)

Rivet-Push In-Hole Diameter .500 In-Head Diameter 1 In-Length .900 In

from

$5.99
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring Length service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for Length-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
See More

Best-Selling 1989 Buick Reatta Engine Computer

Upgrade your Reatta with our best-selling Engine Computer with a 3.5 Starts rating across 3 reviews.

Cardone – Remanufactured Engine Control Computer (Part No.77-8253)

Remanufactured Engine Control Computer

from

$185.99
CARDONE Remanufactured Electronic and Powertrain Control Modules are designed to meet or exceed O.E. performance. Reverse engineering provides insight into how and why the unit originally failed, allowing our engineers to identify and correct original design weaknesses. All critical components are re-soldered or replaced at our Philadelphia manufacturing plant, and each unit is 100 percent computer tested to ensure reliability. CARDONE is committed to getting your vehicle back to peak performance.

Product Features:
  • Tested with automated computer equipment or bench-tested, depending on application, to ensure functionality.
  • Re-soldering of critical components ensures superior electrical connections. This prevents intermittent failures and leads to longer product life.
  • On-car vehicle validation is done to test durability and performance.
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80 percent.
See More

Top-Rated Engine Control Modules (ECM) Brands For Your 1989 Buick Reatta

When it comes to finding the perfect Engine Control Modules (ECM) for your 1989 Buick Reatta, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 2 trusted brands. We carry the most popular Engine Control Modules (ECM) brands including Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.2 stars) and competitive prices, as low as $5.99. Purchasing a Engine Control Modules (ECM) from us here at Advance Auto Parts is a smart move for both you and your 1989 Buick Reatta, providing peace of mind with parts that meet or exceed OEM standards.

Popular Dorman 1989 Buick Reatta Engine Control Modules (ECM)s

If you’re looking for a top-quality Engine Control Modules (ECM) for your 1989 Buick Reatta, Advance Auto Parts has exactly what you need with our selection of Dorman Engine Control Modules (ECM)s. We have 1 Dorman Engine Control Modules (ECM)s in stock for this fitment, all known for their durability and precision fit. With prices starting at just $5.99, you’ll find the perfect Engine Control Modules (ECM) for your needs and budget. Dorman Engine Control Modules (ECM)s for the 1989 Buick Reatta come highly rated, with over 1 customer reviews and an impressive average rating of 4.2 stars. Choosing a Dorman Engine Control Modules (ECM) from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Rivet-Push In-Hole Diameter .500 In-Head Diameter 1 In-Length .900 In
from $5.99
(1)
Rivet-Push In-Hole Diameter .500 In-Head Diameter 1 In-Length .900 In
“Used these to replace a couple broken rivets in fan shroud, and they fit well and worked great.”

FAQs for 1989 Buick Reatta Engine Control Modules (ECM)s

What’s the price range for 1989 Buick Reatta Engine Control Modules (ECM)?

The prices of Engine Control Modules (ECM) for the 1989 Buick Reatta range from $5.99 up to $185.99 for the most premium parts.

What is the average price of an Engine Control Modules (ECM) for a 1989 Buick Reatta?

The average price for Engine Control Modules (ECM)s for the 1989 Buick Reatta is $95.99. Keep in mind the variety of part types within our Engine Control Modules (ECM) category, where you are likely to find a wide range of prices across a variety of parts and components.

What are the cheapest Engine Control Modules (ECM) for my 1989 Buick Reatta?

The cheapest 1989 Buick Reatta Engine Control Modules (ECM) we carry are:

Does Advance Auto Parts sell Engine Control Modules (ECM) for any other 1989 Buick models?

What are the top-rated Engine Control Modules (ECM) that fit the 1989 Buick Reatta?

Based on 4 reviews by customers, our 1989 Buick Reatta Engine Control Modules (ECM) have an average customer rating of 4 stars. These are the highest-rated categories of Engine Control Modules (ECM) for the 1989 Buick Reatta and their top-rated products:

What types of Engine Control Modules (ECM) do you sell for my 1989 Buick Reatta?

As of 3/1/26, these are some of the most in-demand types of Engine Control Modules (ECM) for a 1989 Buick Reatta:

Can I get help with 1989 Buick Reatta Engine Control Modules (ECM) orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Buick Engine Control Modules (ECM) and more.

What is your return policy for Buick Reatta Engine Control Modules (ECM)?

Advance Auto Parts keeps returns simple. For new Buick Reatta Engine Control Modules (ECM) and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.