2003 Avalanche 1500 hangs on 35mph before hard shifting

Asked by Orko1980 Mar 14, 2020 at 08:41 AM about the 2003 Chevrolet Avalanche

Question type: Maintenance & Repair

I have a 2003 Chevy avalanche 1500  That hang on
35 mph before it hard shifts .. I changed  the
acceleration position sensor but it still hangs at 35
before hard shifting

1 Answer

12,065

Sounds like an electronic module of some sort not doing its job. A visit to a transmission shop for repair and service will probably take care of it.

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