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No communication
Hello all. I could use some help. I am unable to communicate with the ECM on the above vehicle. I can communicate with the ABS and DERM controllers. I have tried 3 different scantools, calling it 93-96MY. 12 pin DLC underdash has circuit in cavities A and M. I... Login to read more. ![]()
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| Engine | 3.4 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
1995 Chevrolet Monte Carlo Z34 3.4L
| Engine | 3.4 L |
| Trans | 4-speed Automatic (Electronic) |

7 Replies Received
7 Replies Received