ATSG (Automatic Transmission Service Group) is transmission industry’s leading authority on technical support and repair information. Since our inception in 1985 by Robert Cherrnay, we have kept his vision to grow, change, and revolutionize the industry year after year. With our over-the-phone diagnosis and repair guidance by expert techs, hundreds of manuals and tech guides, and newly expanded Tech Library, ATSG is ready to help you tackle any transmission job big or small!
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ATSG 4L40E/5L40E Transmission Technical Manual 4L40E 5L40E 5L50E 99-18

ATSG 4L40E/5L40E Transmission Technical Manual 4L40E 5L40E 5L50E 99-18

Transmission Info

  • 4L40E:Technical Manual 1999 - 2018
  • 5L40E:Technical Manual 2000 - 2018
  • 5L50E:Technical Manual 2000 - 2018

Other Product Numbers

  • 355-9101
  • 4L40E/5L40E
  • 134400
  • P127407
  • TM5L404L40E

About Us

Our goal is simple: Offer the best parts at competitive pricing, supported by fast processing and shipping. For a parts ordering experience you can trust, turn to Transmaxx.