1999 GMC Sonoma AC Caps and Valve Core Kits

Your 1999 GMC Sonoma might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the AC Caps and Valve Core Kits you desperately need.

We currently carry 8 AC Caps and Valve Core Kits to choose from for your 1999 GMC Sonoma, and our inventory prices range from as little as $6.99 up to $41.99.

On top of low prices, Advance Auto Parts offers 4 different trusted brands of AC Caps and Valve Core Kits for the 1999 GMC Sonoma. We only sell parts from trusted brands like Factory Air so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 257 reviews on our AC Caps and Valve Core Kits for the 1999 GMC Sonoma from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our AC Caps and Valve Core Kits stock in-person!

AC Caps and Valve Core Kits for Your 1999 GMC Sonoma

GM Genuine Parts – Air Conditioning Service Valve (Part No.15-5438)

Air Conditioning Service Valve

from

$6.99
GM Genuine Parts A/C Service Valves are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These spring-loaded valves allow service access to the A/C system. The service valves allow the service technician to evacuate and recharge the refrigerant in the A/C system. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Repairs leaking A/C system
  • Restores A/C function
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • Original equipment parts are designed to work with your GM vehicle safety systems — aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
  • GM regularly updates production and service part designs to integrate new materials and technologies
See More

Dorman – GM Air Conditioning Schrader Valve M12 X 1.50 (Part No.800-955)

GM Air Conditioning Schrader Valve M12 X 1.50

from

$10.29
This A/C service valve is designed to match the fit and function of the original valve on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this A/C service valve is designed to match the fit and function of the original valve on specified vehicles
  • Restores functionality – this valve is made to fit and fully restore part functionality after the original valve fails
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

GM Genuine Parts – Air Conditioning System Valve Core (Part No.15-1119)

Air Conditioning System Valve Core

from

$10.99
GM Genuine Parts A/C System Valve Cores are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These A/C system valve cores are components of the A/C service valve through which your vehicle’s refrigerant can be accessed and serviced. The valve core is a spring-loaded poppet valve that is opened when the service technician connects the A/C service machine hose couplers. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Repair leaking A/C system, restore A/C function
  • Helps restore A/C Function
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • Original equipment parts are designed to work with your GM vehicle safety systems — aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
  • GM regularly updates production and service part designs to integrate new materials and technologies
See More

KAI – A/C Service Valve (Part No.FJC2576)

A/C Service Valve

from

$10.99
New Standard Replacement 2610 Service Port W/2615 Cap

Product Features:
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
See More

Factory Air – Cap & Valve A/C System Seal Kit (Part No.26783)

Cap & Valve A/C System Seal Kit

from

$17.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All the seals needed to complete the job
  • Compatible with both R12 and R134a refrigerants
  • SUV and rear air applications
  • Application specific
See More

Factory Air – Cap & Valve A/C System Seal Kit (Part No.26775)

Cap & Valve A/C System Seal Kit

from

$14.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All the seals needed to complete the job
  • Compatible with both R12 and R134a refrigerants
  • SUV and rear air applications
  • Application specific
See More

Factory Air – Cap and Valve A/C System Seal Kit (Part No.26778)

Cap and Valve A/C System Seal Kit

from

$41.99
Compatible with both R12 And R134a refrigerants; All the seals needed to complete the job; SUV And rear air applications; Application specific
See More

KAI – Valve Core/Cap Kit (Part No.FTT010103)

Valve Core/Cap Kit

from

$12.99
New Standard Replacement A/C System Valve Core And Cap Kit

Product Features:
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
See More

FAQs for 1999 GMC Sonoma AC Caps and Valve Core Kits

What are the most popular AC Caps and Valve Core Kits for the 1999 GMC Sonoma?

With 4 brands you can trust, our most popular AC Caps and Valve Core Kits for the 1999 GMC Sonoma parts are:
Cap & Valve A/C System Seal Kit
from $17.99
(29)
Cap & Valve A/C System Seal Kit
AC Caps and Valve Core Kits
Cap & Valve A/C System Seal Kit
from $14.99
(26)
Cap & Valve A/C System Seal Kit
AC Caps and Valve Core Kits
Air Conditioning Service Valve
from $6.99
(7)
Air Conditioning Service Valve
AC Caps and Valve Core Kits

What are the best aftermarket AC Caps and Valve Core Kits for the 1999 GMC Sonoma?

See what past customers had to say about our highest-rated AC Caps and Valve Core Kits for the 1999 GMC Sonoma:
Air Conditioning System Valve Core
from $10.99
(6)
Air Conditioning System Valve Core
“Use it on my suv”
A/C Service Valve
from $10.99
(1)
A/C Service Valve
“Picked this up at the store took me ten mins to switch them out a fill up freeon works good no more leak.”