GM TCU
Allison 1000 (A40/A50 TCM)
TCU (gearbox)
Planned
Specification
- Manufacturer
- GM TCU
- Family
- Allison 1000 (A40/A50 TCM)
- Microcontroller (MCU)
- C167
- Flash size
- 512 kB
- Read protocols
- OBD, BENCH, KLINE
- Signature
- No signature
- Era
- 2001-2024
Checksum: Planned
Checksum correction for this family is on our roadmap but not available yet — the tuner handles it manually.
Applications
- Chevrolet Silverado 2500/3500 Duramax Allison 1000 (LB7-L5P)
- GMC Sierra 2500 Duramax Allison
- Chevrolet Kodiak/GMC TopKick Allison 1000/2000
- Isuzu N-Series (Allison 1000)
- Hino 300 (Allison 1000)
- Chevrolet Silverado 2020+ Allison 10L1000
Notes
Allison 1000 TCM (A40/A50) — GM Duramax; Allison 10L1000 10-speed (2020+).