computer problems

Ok, kinda an odd problem. My diagnostics jack under the dash of my '06 TB LT not only shows no codes, but does not power up the code reader. I get the random traction control failure, so there should be something. Is it possible for the car to run with a dead or bad computer? Second...

I recently bought an '04 Trailblazer with 66,000 miles. Soon after the purchase, the check engine light came on with a p0128 code. Replaced thermostat and sensor, light went off an all went well. Two weeks later, light back on with code p410, secondary blower malfunction. Replaced secondary air...

My Trailblazer 2003 LT stalled after coming into the driveway while the car was running. I tried to start it but it would not start like a dead battery. Recharged the battery and it started right up. The next day we drove it to Church and all was fine, about 10 minutes away. After Church...