1999 Cadillac Seville Keys

Keep Your 1999 Cadillac Seville in Top Shape with Quality Keys

Whether you’re repairing or upgrading your Key, using high-quality parts is key to keeping your 1999 Cadillac Seville looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Vehicle Keys and Remote Key Housings. 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.

Competitive Prices and Extensive Inventory

The average price for a 1999 Cadillac Seville Key at Advance Auto Parts is around $23.99, with a range that starts at $17.99 and goes up to $35.99. With 3 options in stock from one trusted brand, finding the right fit is easy. Popular picks like GM – 4 Button Black Remote Replacement Shell, Buick/Cadillac/Chevrolet Transponder Key, and GM – 4 Button Camo Themed Remote Replacement Shell start at just $17.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Key, don’t forget to check out other key components like Covers and Storage and Cargo Products. At Advance Auto Parts, we’re here to help you keep your 1999 Cadillac Seville in peak condition, inside and out.

Essential 1999 Cadillac Seville Keys

iKeyless – Buick/Cadillac/Chevrolet Transponder Key (Part No.GMKEY600)

Buick/Cadillac/Chevrolet Transponder Key

from

$35.99
Needing a new key? We’ve got you covered! This key contains an embedded micro-chip called a transponder. Each transponder has its own unique code–it’s the key’s ‘fingerprint’. When the key is inserted into the ignition and turned, the transponder is energized and broadcasts its unique code to the car’s receiver in the dashboard. If the car’s receiver recognizes the code, it will allow the car to start. The key blade will need to be cut by a locksmith or automotive professional.

Product Features:
  • Replacement Transponder Key for Buick/Cadillac/Chevrolet Vehicles with Megamos 13 Transponder Chip
  • Contains a transponder chip for enhanced security
  • Key blade ready for cutting and pairing
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iKeyless – GM – 3 Button Black Remote Replacement Shell (Part No.GMMT300)

GM - 3 Button Black Remote Replacement Shell

from

$17.99
Sometimes the outer case for your keyless entry remote can be damaged or cracked. Even normal wear and tear can often lead to an unpleasant cosmetic appearance. This replacement shell will have your remote looking sleek and stylish in no time.

Product Features:
  • Replacement Case for Select GM Remotes
  • Replaces OEM factory-original remote case
See More

iKeyless – GM – 4 Button Camo Themed Remote Replacement Shell (Part No.GMMT400CA)

GM - 4 Button Camo Themed Remote Replacement Shell

from

$17.99
Sometimes the outer case for your keyless entry remote can be damaged or cracked. Even normal wear and tear can often lead to an unpleasant cosmetic appearance. This replacement shell will have your remote looking sleek and stylish in no time.

Product Features:
  • GM Camo Themed Replacement Remote Case
  • Replaces OEM factory-original remote case
  • Camouflage theme
See More

iKeyless – GM – 4 Button Black Remote Replacement Shell (Part No.GMMT400)

GM - 4 Button Black Remote Replacement Shell

from

$17.99
Sometimes the outer case for your keyless entry remote can be damaged or cracked. Even normal wear and tear can often lead to an unpleasant cosmetic appearance. This replacement shell will have your remote looking sleek and stylish in no time.

Product Features:
  • Replacement Case for Select GM Remotes
  • Replaces OEM factory-original remote case
See More

Most Popular Vehicle Key for 1999 Cadillac Sevilles

Enhance your 1999 Cadillac Seville with this popular Vehicle Key we have in stock, for $35.99.

iKeyless – Buick/Cadillac/Chevrolet Transponder Key (Part No.GMKEY600)

Buick/Cadillac/Chevrolet Transponder Key

from

$35.99
Needing a new key? We’ve got you covered! This key contains an embedded micro-chip called a transponder. Each transponder has its own unique code–it’s the key’s ‘fingerprint’. When the key is inserted into the ignition and turned, the transponder is energized and broadcasts its unique code to the car’s receiver in the dashboard. If the car’s receiver recognizes the code, it will allow the car to start. The key blade will need to be cut by a locksmith or automotive professional.

Product Features:
  • Replacement Transponder Key for Buick/Cadillac/Chevrolet Vehicles with Megamos 13 Transponder Chip
  • Contains a transponder chip for enhanced security
  • Key blade ready for cutting and pairing
See More

Best-Selling 1999 Cadillac Seville Remote Key Housings

Upgrade your Seville with one of our 2 best-selling Remote Key Housings.

iKeyless – GM – 4 Button Black Remote Replacement Shell (Part No.GMMT400)

GM - 4 Button Black Remote Replacement Shell

from

$17.99
Sometimes the outer case for your keyless entry remote can be damaged or cracked. Even normal wear and tear can often lead to an unpleasant cosmetic appearance. This replacement shell will have your remote looking sleek and stylish in no time.

Product Features:
  • Replacement Case for Select GM Remotes
  • Replaces OEM factory-original remote case
See More

iKeyless – GM – 4 Button Camo Themed Remote Replacement Shell (Part No.GMMT400CA)

GM - 4 Button Camo Themed Remote Replacement Shell

from

$17.99
Sometimes the outer case for your keyless entry remote can be damaged or cracked. Even normal wear and tear can often lead to an unpleasant cosmetic appearance. This replacement shell will have your remote looking sleek and stylish in no time.

Product Features:
  • GM Camo Themed Replacement Remote Case
  • Replaces OEM factory-original remote case
  • Camouflage theme
See More

FAQs for 1999 Cadillac Seville Keys

What are the best-selling Keys for 1999 Cadillac Sevilles?

Out of 3 Keys that fit 1999 Cadillac Sevilles, the following parts are the top sellers:

What’s the price range for 1999 Cadillac Seville Keys?

The prices of Keys for the 1999 Cadillac Seville range from $17.99 up to $35.99 for the most premium parts.

What is the average price of a Key for a 1999 Cadillac Seville?

The average price for Keys for the 1999 Cadillac Seville is $23.99. Keep in mind the variety of part types within our Key category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Keys for other Cadillac Seville model years?

Yes, we carry Keys for 5 model years of Cadillac Sevilles between 1998 and 2004. The following model years are the most popular for Key purchases: 2004, 2003, 2002, 2001, 2000, and 1998.

What are the cheapest Keys for my 1999 Cadillac Seville?

The cheapest 1999 Cadillac Seville Keys we carry are:

Does Advance Auto Parts sell Keys for any other 1999 Cadillac models?

Yes. We stock Keys for 2 other popular 1999 Cadillac models. Some of the most popular are 1999 Escalade Keys, 1999 Eldorado Keys, and 1999 DeVille Keys.

What types of Keys do you sell for my 1999 Cadillac Seville?

As of 11/2/25, these are some of the most in-demand types of Keys for a 1999 Cadillac Seville:

Can I get help with 1999 Cadillac Seville Key orders?

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

What is your return policy for Cadillac Seville Keys?

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