GMC C15 Automatic Transmission Parts

Your One-Stop Shop For Trusted GMC C15 Automatic Transmission Parts

If you’re in search of GMC C15 Automatic Transmission Parts aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 20 Automatic Transmission Parts from top brands with prices ranging from $3.99 to $109.99.

Beyond great prices, we stock trusted brands manufacturing all types of Automatic Transmission Parts for your GMC C15. Of the 7 OEM and aftermarket parts brands we carry, some of the most popular are Pro-King, ATP, and Mr. Gasket.

And don’t forget to read customer reviews across all Automatic Transmission Parts categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Automatic Transmission Parts have to cost top dollar, and we prove it. Browse our top GMC C15 Automatic Transmission Parts below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential GMC C15 Automatic Transmission Parts

Dorman – Help – Clutch Pilot Bushing (Part No.14650)

Clutch Pilot Bushing

from

$8.29
This clutch pilot bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this clutch pilot bushing matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bushing is a reliable replacement for an original part that has failed due to fatigue
  • 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
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(1 reviews)
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ATP – AT FRT PUMP BUSHING (Part No.CB-4)

AT FRT PUMP BUSHING

from

$10.99
AT FRT PUMP BUSHING
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B & M – Kickdown Cable For TH-350 Transmission (Part No.30287)

Kickdown Cable For TH-350 Transmission

from

$84.99
These universal fit adjustable cables will work in 95 percent of all listed transmission applications, yet are less expensive than OE models. Use as straight replacement cable or ease the installation of transmission swaps.

Product Features:
  • Universal Fit Adjustable
  • Less Expensive Than OE Models
  • Ease Trans. Swap Installation
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ATP – Automatic Transmission Detent Cable (Part No.Y-103)

Automatic Transmission Detent Cable

from

$29.99
Detent cables connect the throttle mechanism to the transmission. Old cables can bind, break, or just become sluggish. The best repair is to replace the old cable with a new one. ATP Detent cables are designed to fit and function just like the original part to ensure durability and long life.

Product Features:
  • Includes brackets, grommets, etc to match original
  • Helps transmission determine ideal downshift
  • Improves vehicle performance
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ATP – AT CLUTCH PLATE (Part No.JC-50)

AT CLUTCH PLATE

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$8.99
AT CLUTCH PLATE
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ATP – AT SOLENOID SEAL (Part No.JO-15)

AT SOLENOID SEAL

from

$3.99
AT SOLENOID SEAL

(2 reviews)
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B & M – Kickdown Switch Kit For TH400 Transmission (Part No.20297)

Kickdown Switch Kit For TH400 Transmission

from

$84.99
When swapping the TH400 transmission into any vehicle, this kit makes installation of the transmission’s kickdown feature a snap. This switch mounts to either a TH700R4, TH200, TH200-R4 or TH350 throttle cable bracket.

Product Features:
  • Allows High Speed Cruise
  • Cruise In Overdrive
  • Prevents Part Throttle Kickdown
  • Quick Installation
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ATP – AT MODULATOR VALVE (Part No.JX-76)

AT MODULATOR VALVE

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$48.99
AT MODULATOR VALVE
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Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-48)

Automatic Transmission Vacuum Modulator

from

$34.49
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
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(11 reviews)
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ATP – AT MODULATOR VALVE (Part No.JX-66)

AT MODULATOR VALVE

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$17.99
AT MODULATOR VALVE
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Edelbrock – Automatic Trans Cable Adapter #8026 for GM 2004R, 700R4, 4L60 Transmissions (Part No.8026)

Automatic Trans Cable Adapter #8026 for GM 2004R, 700R4, 4L60 Transmissions

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$18.99
Product Features:
  • Edelbrock Part # 8026 GM Transmission adapter is for use with 2004R, 700R4, 4L60 transmissions.
  • This kit relocates the pin position on an Edelbrock Carburetor when hooking up to a throttle valve style transmission (700R4, 2004R, 4L60).
  • The pin location is critical as the TV controls line pressure, shift points, shift firmness, and part throttle downshifts.
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Mr. Gasket – Chrome Automatic Transmission Dipstick & Tube – 27" Length (Part No.9764)

Chrome Automatic Transmission Dipstick & Tube - 27" Length

from

$30.99
Includes dipstick with chromed steel handle and chromed steel dipstick tube with mounting tab. 27 inch long.

Product Features:
  • Fits GM Th350 – Chevy Specific. Modify For Others
  • 27 In Length
  • Chrome Plated Steel
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(5 reviews)
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ATP – AT OIL PUMP ORING (Part No.SO-21)

AT OIL PUMP ORING

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$8.99
AT OIL PUMP ORING
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B & M – Governor Recalibration Kit For TH-700R4, TH-400 and TH-350 Transmission (Part No.20248)

Governor Recalibration Kit For TH-700R4, TH-400 and TH-350 Transmission

from

$109.99
This kit allows you to adjust the shift points of your transmission after it is installed in your vehicle. The Governor Recalibration Kit is very useful if you have a vehicle that is very light; has a low rear-end gear ratio.

Product Features:
  • Adjust Shift Points Of Transmission
  • Useful For Light Vehicles
  • For Low Rear End Gear Ratio
  • Or Useful If It Is Conversion
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Automatic Transmission Parts Brands You Can Trust For Your GMC C15

7 trusted brands of Automatic Transmission Parts line our shelves, ready to help keep your GMC C15 running smooth. Below are some of the most popular brands and their top Automatic Transmission Parts offerings:

Most Purchased GMC C15 Automatic Transmission Parts from Pro-King

When you buy the most frequently purchased Pro-King brand Automatic Transmission Parts, you can be confident it will be the right part for your GMC C15. Here are the Pro-King Automatic Transmission Parts Advanced Auto customers buy the most:
Automatic Transmission Vacuum Modulator
from $34.49
(11)
Automatic Transmission Vacuum Modulator
Transmission Modulator Valves
Chrome Automatic Transmission Dipstick & Tube - 27" Length
from $30.99
(5)
Chrome Automatic Transmission Dipstick & Tube – 27" Length
Transmission Dipsticks
ATP Automatic Transmission Detent Cable
from $22.99
(1)
ATP Automatic Transmission Detent Cable
Detent Cables

FAQs for GMC C15 Automatic Transmission Parts

What are the most purchased Automatic Transmission Parts for the GMC C15?

Out of 20 Automatic Transmission Parts for the GMC C15, the most popular in our inventory are:
Chrome Automatic Transmission Dipstick & Tube - 27" Length
from $30.99
(5)
Chrome Automatic Transmission Dipstick & Tube – 27" Length
Transmission Dipsticks
Automatic Trans Cable Adapter #8026 for GM 2004R, 700R4, 4L60 Transmissions
from $18.99
This product is not rated
Automatic Trans Cable Adapter #8026 for GM 2004R, 700R4, 4L60 Transmissions
Automatic Transmission Kickdown Cable Brackets
ATP Automatic Transmission Detent Cable
from $22.99
(1)
ATP Automatic Transmission Detent Cable
Detent Cables

What are the top-rated GMC C15 Automatic Transmission Parts?

Top-rated Automatic Transmission Parts for your GMC C15 based on customer reviews/ratings are:
AT SOLENOID SEAL
from $3.99
(2)
AT SOLENOID SEAL
“Perfect”
Modulator
from $43.99
(2)
Modulator
“Great product. Worked perfectly”
Clutch Pilot Bushing
from $8.29
(1)
Clutch Pilot Bushing
“Fit my 350 sbc and M22 muncie, was magnetic, indicating iron / steel but I didn’t have another bushing to compare it to, maybe they all have some iron”