Transmission · Automatic 6-speed · 6.6L Turbo
400-RL03374A Transmission interchange
400-RL03374A is a Redline transmission interchange code that fits 8 vehicles from 2012–2013, option Automatic 6-speed · 6.6L Turbo.
INFERRED
Inferred: matched by vehicle specs. Likely right; confirm before you sell.
Fits
| Year | Make | Model | Option |
|---|---|---|---|
| 2012 | Chevrolet | Express | Automatic 6-speed · 6.6L Turbo |
| 2013 | Chevrolet | Express | Automatic 6-speed · 6.6L Turbo |
| 2012 | Chevrolet | Express Cargo | Automatic 6-speed · 6.6L Turbo |
| 2013 | Chevrolet | Express Cargo | Automatic 6-speed · 6.6L Turbo |
| 2012 | GMC | Savana | Automatic 6-speed · 6.6L Turbo |
| 2013 | GMC | Savana | Automatic 6-speed · 6.6L Turbo |
| 2012 | GMC | Savana Cargo | Automatic 6-speed · 6.6L Turbo |
| 2013 | GMC | Savana Cargo | Automatic 6-speed · 6.6L Turbo |
OEM numbers
How to verify
- Check the ID tag or transmission code against the OEM numbers above.
- Decode the VIN to confirm year, model and powertrain.
- Compare the part physically: mounts, connectors and dimensions.
Information is a guide only. Verify fitment before sale. No warranty is given.
Last updated 2026-10-13