GM TCU
4L60E/4L65E/4L80E
TCU (gearbox)
Planned
Specification
- Manufacturer
- GM TCU
- Family
- 4L60E/4L65E/4L80E
- Microcontroller (MCU)
- 68HC11
- Flash size
- 64 kB
- Read protocols
- OBD, BENCH, KLINE
- Signature
- No signature
- Era
- 1993-2013
Checksum: Planned
Checksum correction for this family is on our roadmap but not available yet — the tuner handles it manually.
Applications
- Chevrolet Silverado 4.8/5.3 4L60E
- Chevrolet Camaro/Firebird LS1 4L60E
- Chevrolet Corvette C5 4L60E
- Holden Commodore VT-VZ V6/V8 4L60E
- Chevrolet Tahoe 5.3 4L60E/4L65E
- Chevrolet Express 6.0 4L80E
Notes
GM 4L60E/4L80E 4-speed — controlled by engine PCM (no separate TCU) on most.