How to Read and Write Cadillac TCM EEPROM Flash with OBDSTAR DC706 on Bench
OBDSTAR DC706 currently clones Cadillac TCM 6L45, 6L50, 6L80, 6L90, 6T80 and T87A by bench mode without any issue. It can read ECU info, read/write EEPROM and Flash perfectly.
| Brand | ECU Brand | Type | Dump | ECU Info. | Read EEPROM | Write EEPROM | R/W Flash | Comm. Mode |
| CADILLAC | GM | 6L45 | ✔ | ✔ | ✔ | ✔ | BENCH | |
| CADILLAC | GM | 6L50 | ✔ | ✔ | ✔ | ✔ | BENCH | |
| CADILLAC | GM | 6L80 | ✔ | ✔ | ✔ | ✔ | BENCH | |
| CADILLAC | GM | 6L90 | ✔ | ✔ | ✔ | ✔ | BENCH | |
| CADILLAC | GM | 6T80 | ✔ | ✔ | ✔ | ✔ | BENCH | |
| CADILLAC | ACDelco | T87A | SPC564A | ✔ | BENCH+P003 |
It’s simple to clone Cadillac TCM with OBDSTAR DC706 ECU programmer, only need 2 minutes!
Here takes Cadillac 6L45 TCM as an example.
Prepare all devices and accessories incl. DC706 host, OBDSTAR P004 adapter& jumper, and main cable
Turn on OBDSTAR DC706 tablet
Select ECU Flasher>> All>> TCM>> TCM V30.00>> CADILLAC>> CADILLAC GM 6L45 (OBD/BENCH)
Click “Pinout” to check the wiring diagram
Then follow it to connect the device and TCM correctly
Supply the 12V power to DC706 tablet
No need to press the Switch button on P004 adapter, just turn the resistors to ON!
After connection, click “Start” to enter the operation interface
Click “Connect” and press Switch button of P004 adapter (ON)
The service will connect to the ECU successfully
Continue to read eeprom and flash by selecting the corresponding option
After reading, backup the related original data file
Connect DC706 to the new TCM with the same connection method above.
Start to write eeprom and flash by selecting the corresponding option
When the system prompts “whether to write HEX editor data?”, just click “No”.
Select the original eeprom/flash file just saved to write into the new TCM
Wait a moment till the process is completed
After writing, click “Disconnect” and press the Switch button of P004 adapter (Off) to exit the job.
Video guide:
Besides Cadillac, OBDSTAR DC706 ECU programmer also supports 200+ ECM types (Partial functions require P003 adapter), dozens of TCM types, 100+ body/other ECU types (AIRBAG, BCM, BSI, CEM, DDM/PDM, DIM, EPS, keyless (RFHUB/RFHM), KVM, RFA, SAM…) and VW DQXXX (TCM) mileage calibration, etc.
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