Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum banner
1-1 of 1 Results
  1. General
    I need some help. I thought I fixed the knocking issue but it has come back. I was towing our travel trailer back to the storage unit with the gas light on. Just before I got to the gas station the engine started knocking. I filled up and the knocking continued. I got home and checked all...
1-1 of 1 Results