6L80 Transmission Valve Body | Chevrolet Tahoe 5.3L | Pre-Program By Vin
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About this item
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
⚙️ Programming Requirements
The 6L80 valve body includes a TCM (Transmission Control Module) that is VIN-specific.
Must be programmed to your vehicle using GM SPS / SPS2 (Techline Connect).
Most GM dealerships and transmission specialists can perform this.
Typical programming cost: $100–$250, depending on shop and region.
If your original TCM is functional, you can swap or clone data using compatible tools.
🚗 Compatibility Guide
Fits most GM 6L80 6-Speed Automatic Transmissions used in:
Chevrolet Silverado / Suburban / Tahoe (2012–2020)
GMC Sierra / Yukon / Denali (2012–2020)
Cadillac Escalade / CTS-V / STS-V (select models)
Chevrolet Camaro / Corvette (2012–2019)
Pontiac G8 / Caprice PPV
(Always confirm by VIN or transmission tag — 6L80, not 6L90.)
🧰 Installation Notes
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
Program and perform Fast Learn procedure after installation