Product Overview:
Genuine preprogrammed GM 6L80 complete valve body assembly with solenoids and pressure switches pre-installed. Each unit is professionally cleaned, inspected, and electronically verified to OEM standards before shipping.
100% OEM core – never aftermarket or reman clone
Ultrasonic-cleaned hydraulic circuits and solenoid passages
Solenoids tested for proper resistance and actuation response
Pressure switch verification on in-house bench testing system
Fluid-channel integrity inspected to ensure smooth line pressure
Honest “as-is OEM refurbished” process – no misleading “new build” claims
Fits most GM 6L80 6-Speed Automatic Transmissions (Always confirm by VIN or transmission tag — 6L80, not 6L90.)
Disconnect battery and clear stored DTCs before install
Replace transmission filter and pan gasket during service
Inspect harness connector and seals for corrosion or fluid intrusion
Install valve body, torque to spec, refill with Dexron VI
1× OEM GM 6L80 complete valve body (includes solenoids & TCM)
Optional new pan gasket/filter (if selected)
Backed by ValveBodyWorld’s quality guarantee.
All units are tested before shipment and covered against electronic DOA or workmanship defects.
Tech support available for installation and programming questions.
Note:
This listing is for the 6L80 transmission only. The 6L90 and 8L90 valve bodies are physically similar but not interchangeable. Always match your transmission tag or VIN before ordering.