Having problems with your 2000 Chevrolet Blazer ?
Hi I have a 2000 blazer and I was driving home and all of a sudden the the engine started to chug, and I noticed my voltage was at 19 Volts I made it home being only a block away. upon further inspection I realized that the negative battery terminal was lose and I was able to wiggle it. I then tightened it up and tried starting it the next day and it starts fine but the voltage is down on the blazer. I then assume that my alternator has gone and replace it and once replacing it my voltage holds
Hi! The one can cause this is a faulty PCM (powertrain control module). The PCM has connectivity on all current that runs inside the car including the engine and transmission. If the PCM is bout to reach its break point it makes some current irregularities like the one you have now. Just be ready for a PCM replacement soon. Hope this helps and have a good one!
Repair Help & Product Troubleshooting for 2000 Chevrolet Blazer
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