2003 Chevrolet Trailblazer Q&A
2003 Chevrolet Trailblazer Question: my speedometor stopped working after last maintanence work.
possible failure in the cluster. loose contact or failing component. may need to be reprogrammed. get it looked at in the shop. - arturo08
Your dash cluster may be going out. I was told it happens a lot with this model. - pooh123