Having problems with your 2004 Chevrolet Avalanche ?
Sometimes my transmission shifts really hard at 10 - 12 mph and again at 20 - 22 mph. It will do that for 5 or 6 times and then smooth out. I had a Diagnostic run with code P0894. Any suggestions on how to correct?
Repair Help & Product Troubleshooting for 2004 Chevrolet Avalanche
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