Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum banner
1 - 2 of 2 Posts

·
Banned
2004 gmc
Joined
·
26,181 Posts
Please post the code after you search for it. Probably the Secondary Air Injection System, another phrase you can search for.
 
1 - 2 of 2 Posts
Top