2012 GMC Sierra 3500 HD Transmission Connectors

Essential 2012 GMC Sierra 3500 HD Transmission Connectors

Dorman – Transmission Line Connector – 3/8 in OD Tube x 9/16-18 UNF Thread (Part No.800-619)

Transmission Line Connector - 3/8 in OD Tube x 9/16-18 UNF Thread

from

$8.99
Made of quality materials, this automatic transmission oil cooler line connector matches the fit and function of a damaged original equipment connector to restore leak-free performance between the transmission and the oil cooler.

Product Features:
  • Quality replacement – this transmission cooler connector matches the fit and function of the original equipment connector
  • Durable construction – this oil cooler line connector is made of quality materials for a precise fit and leak-free durability
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
  • Ideal shop supply – this connector is recommended to have on hand any time service is being performed on the transmission oil cooler line
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Dorman – Transmission Connector for 5/8 In. Tube 7/8-14 UNF (Part No.800-613)

Transmission Connector for 5/8 In. Tube 7/8-14 UNF

from

$24.49
Made of quality materials, this automatic transmission oil cooler line connector matches the fit and function of a damaged original equipment connector to restore leak-free performance between the transmission and the oil cooler.

Product Features:
  • Quality replacement – this transmission cooler connector matches the fit and function of the original equipment connector
  • Durable construction – this oil cooler line connector is made of quality materials for a precise fit and leak-free durability
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
  • Ideal shop supply – this connector is recommended to have on hand any time service is being performed on the transmission oil cooler line
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Imperial – Oil Cooler Acc (Part No.240380)

Oil Cooler Acc

from

$61.99
Oil Cooler Acc

Imperial – Transmission Fitting Kit (Part No.240397)

Transmission Fitting Kit

from

$27.49
Product Features:
  • Transmission line fitting kit
  • GM snap-in-style lines
  • Helps simplify transmission cooler installation
  • Allows for auxiliary transmission cooler installation without cutting OE lines
  • Crafted from high-quality material that makes it durable and longer-lasting
  • A high quality, direct fit OE replacement
  • Easily connects the transmission cooler line to the cooler hose
  • Precision machined
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Dorman – Transmission Fitting (Part No.800-727)

Transmission Fitting

from

$10.49
Made of quality materials, this automatic transmission oil cooler line connector matches the fit and function of a damaged original equipment connector to restore leak-free performance between the transmission and the oil cooler.

Product Features:
  • Quality replacement – this transmission cooler connector matches the fit and function of the original equipment connector
  • Durable construction – this oil cooler line connector is made of quality materials for a precise fit and leak-free durability
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
  • Ideal shop supply – this connector is recommended to have on hand any time service is being performed on the transmission oil cooler line
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ACDelco – AT Oil Cooler Line C (Part No.J2056587740ACD)

AT Oil Cooler Line C

from

$10.72
AT Oil Cooler Line C

2012 GMC Sierra 3500 HD Transmission Connectors

Maybe you’re in the middle of a full rebuild of that 2012 GMC Sierra 3500 HD. Maybe you just need a couple of Transmission Connectors. Either way, Advance Auto Parts has 5 different Transmission Connectors in our inventory ranging from $8.99 to $27.49. That means you can find the exact parts or products you need to keep that 2012 GMC Sierra 3500 HD running smoothly.

Transmission Connectors are only as good as their brand. We stock 3 different brands to make sure you have plenty of trusted parts to choose from for your 2012 GMC Sierra 3500 HD. Dorman, Imperial, and ACDelco are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Transmission Connectors for your 2012 GMC Sierra 3500 HD, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Transmission Connectors to keep your 2012 GMC Sierra 3500 HD rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Transmission Connectors Brands To Make Your 2012 GMC Sierra 3500 HD Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2012 GMC Sierra 3500 HD demands trusted brand parts and products to keep it running. Many trusted brands of Transmission Connectors make up Advance Auto Parts’ inventory, and all are ready to help make your Sierra 3500 HD the best it can be. Be sure to browse some of our top Transmission Connectors brands and parts.

Popular Dorman Transmission Connectors

We carry Dorman parts in our stock across Automatic Transmission Line Connectors categories, plus more. For a 2012 GMC Sierra 3500 HD, our most popular Dorman Transmission Connectors include:
Transmission Line Connector - 3/8 in OD Tube x 9/16-18 UNF Thread
from $8.99
(5)
Transmission Line Connector – 3/8 in OD Tube x 9/16-18 UNF Thread
Automatic Transmission Line Connectors

FAQs for 2012 GMC Sierra 3500 HD Transmission Connectors

What are the most purchased Transmission Connectors for the 2012 GMC Sierra 3500 HD?

Out of 5 Transmission Connectors for the 2012 GMC Sierra 3500 HD, the most popular in our inventory are:
Transmission Fitting
from $10.49
This product is not rated
Transmission Fitting
Automatic Transmission Line Connectors
Transmission Fitting Kit
from $27.49
(2)
Transmission Fitting Kit
Automatic Transmission Line Connectors
Transmission Connector for 5/8 In. Tube 7/8-14 UNF
from $24.49
This product is not rated
Transmission Connector for 5/8 In. Tube 7/8-14 UNF
Automatic Transmission Line Connectors