1999 GMC Sonoma Engine Blocks

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Keep Your 1999 GMC Sonoma in Top Shape with Quality Engine Blocks

Whether you’re repairing or upgrading your Engine Block, using high-quality parts is key to keeping your 1999 GMC Sonoma looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Oil Caps and Oil Pump Shafts. 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 Blocks from Trusted Brands

Looking for a reliable Engine Block? We’ve got you covered with options from brands you know and trust like Melling. For example, Melling Engine Blocks start at just $22.99 with an average 4.3 star rating. With over 80 reviews and a solid 3.8 star average, you can shop with confidence knowing other GMC Sonoma owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1999 GMC Sonoma Engine Block at Advance Auto Parts is around $19.75, with a range that starts at $9.99 and goes up to $34.99. With 5 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-55G, Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-98, and Melling Select Performance Engine Oil Pump Intermediate Shaft, 12550 start at just $9.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Block, 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 1999 GMC Sonoma in peak condition, inside and out.

Essential 1999 GMC Sonoma Engine Blocks

Carquest Premium – Carquest Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack, 10128 (Part No.10128)

Carquest Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack, 10128

from

$19.99
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.
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Carquest Premium – Carquest Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack, 10099 (Part No.10099)

Carquest Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack, 10099

from

$11.99
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.
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Carquest Premium – Carquest Engine Oil Filler Cap: Screw On, Direct Fit, Provides Tight Seal, 1 Pack, 10104 (Part No.10104)

Carquest Engine Oil Filler Cap: Screw On, Direct Fit, Provides Tight Seal, 1 Pack, 10104

from

$5.99
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.
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Carquest Premium – Carquest Engine Oil Filler Cap: Push Fit, Direct Fit, Provides Tight Seal, 1 Pack, 10072 (Part No.10072)

Carquest Engine Oil Filler Cap: Push Fit, Direct Fit, Provides Tight Seal, 1 Pack, 10072

from

$6.99
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.
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Dorman – Help – Dorman – Help Engine Oil Filler Cap, 42315 (Part No.42315)

Dorman - Help Engine Oil Filler Cap, 42315

from

$15.99
This engine oil filter cap is designed to match the fit and function of the original cap on specified vehicles, and is engineered for durability and reliable performance.
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Melling – Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-98 (Part No.IS-98)

Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-98

from

$9.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.
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Melling – Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-62C (Part No.IS-62C)

Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-62C

from

$30.49
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.
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Melling – Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-55G (Part No.IS-55G)

Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-55G

from

$17.79
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.
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Melling – Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-55E (Part No.IS-55E)

Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-55E

from

$22.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.
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Melling – Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-95 (Part No.IS-95)

Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-95

from

$16.49
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.
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Melling Select Performance – Melling Select Performance Engine Oil Pump Intermediate Shaft, 12550 (Part No.12550)

Melling Select Performance Engine Oil Pump Intermediate Shaft, 12550

from

$34.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.
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Most Popular Oil Cap for 1999 GMC Sonomas

Enhance your 1999 GMC Sonoma with this popular Oil Cap we have in stock, for $11.99.

Carquest Premium – Carquest Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack, 10099 (Part No.10099)

Carquest Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack, 10099

from

$11.99
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.
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Best-Selling 1999 GMC Sonoma Oil Pump Shafts

Upgrade your Sonoma with one of our 4 best-selling Oil Pump Shafts, earning an average 5 stars rating across 7 reviews.

Melling – Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-55E (Part No.IS-55E)

Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-55E

from

$22.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.
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Melling – Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-55G (Part No.IS-55G)

Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-55G

from

$17.79
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.
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Melling – Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-98 (Part No.IS-98)

Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-98

from

$9.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.
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Melling Select Performance – Melling Select Performance Engine Oil Pump Intermediate Shaft, 12550 (Part No.12550)

Melling Select Performance Engine Oil Pump Intermediate Shaft, 12550

from

$34.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.
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Top-Rated Engine Block Brands For Your 1999 GMC Sonoma

When it comes to finding the perfect Engine Block for your 1999 GMC Sonoma, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 3 trusted brands. We carry the most popular Engine Block brands including Melling, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $22.99. Purchasing a Engine Block from us here at Advance Auto Parts is a smart move for both you and your 1999 GMC Sonoma, providing peace of mind with parts that meet or exceed OEM standards.

Popular Melling 1999 GMC Sonoma Engine Blocks

If you’re looking for a top-quality Engine Block for your 1999 GMC Sonoma, Advance Auto Parts has exactly what you need with our selection of Melling Engine Blocks. We have 1 Melling Engine Blocks in stock for this fitment, all known for their durability and precision fit. With prices starting at just $22.99, you’ll find the perfect Engine Block for your needs and budget. Melling Engine Blocks for the 1999 GMC Sonoma come highly rated, with over 7 customer reviews and an impressive average rating of 4.3 stars. Choosing a Melling Engine Block from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-55E
from $22.99
(7)
Melling Stock Replacement Type Oil Pump Intermediate Shaft, IS-55E
“After checking several sources Advance Auto hadthe best value.”

FAQs for 1999 GMC Sonoma Engine Blocks

What are the best-selling Engine Blocks for 1999 GMC Sonomas?

Out of 5 Engine Blocks that fit 1999 GMC Sonomas, the following parts are the top sellers:

What’s the price range for 1999 GMC Sonoma Engine Blocks?

The prices of Engine Blocks for the 1999 GMC Sonoma range from $9.99 up to $34.99 for the most premium parts.

What is the average price of an Engine Block for a 1999 GMC Sonoma?

The average price for Engine Blocks for the 1999 GMC Sonoma is $19.75. Keep in mind the variety of part types within our Engine Block category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Blocks for other GMC Sonoma model years?

Yes, we carry Engine Blocks for 9 model years of GMC Sonomas between 1991 and 2001. The following model years are the most popular for Engine Block purchases: 2001, 2000, 1998, 1997, 1996, 1995, 1994, 1993, and 1992.

Does Advance Auto Parts sell Engine Blocks for any other 1999 GMC models?

Yes. We stock Engine Blocks for 18 other popular 1999 GMC models. Some of the most popular are 1999 Yukon Engine Blocks, 1999 Sierra 1500 Engine Blocks, 1999 Savana 1500 Engine Blocks, 1999 Savana 2500 Engine Blocks, and 1999 Jimmy Engine Blocks.

What are the top-rated Engine Blocks that fit the 1999 GMC Sonoma?

Based on 80 reviews by customers, our 1999 GMC Sonoma Engine Blocks have an average customer rating of 3.8 stars. These are the highest-rated categories of Engine Blocks for the 1999 GMC Sonoma and their top-rated products:

What types of Engine Blocks do you sell for my 1999 GMC Sonoma?

As of 8/2/26, these are some of the most in-demand types of Engine Blocks for a 1999 GMC Sonoma:

Can I get help with 1999 GMC Sonoma Engine Block orders?

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

What is your return policy for GMC Sonoma Engine Blocks?

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