2005 Chevrolet Trailblazer Q&A

2005 Chevrolet Trailblazer Question: I have 2005 chevy trailblazer Lt 4.2 4wd 6cilinders and my speedometer stop work

My speedometer stop working and plug a little computer and now I have a code c0055 vehicle speed sensor circuit..and I need to know where is located this sensor -
Answer 1
the sensor is in the side of trans at the rear,but it could be the circuit also -
Answer 2
I can see this is an old post, but this is probably an instrument cluster problem. Very common Gm problem. You have to get a remanufactured unit and it will need flashed to the vehicle -