Jump to content
  • Sign Up

2004 GMC sierra 2500hd 6.0 codes p0135 and p0300

Masethis99

Recommended Posts

Masethis99 New Member

Masethis99

Posted
Posted

My truck runs fine at normal idle but anything over 2000 rpms for longer than 20 seconds the check engine light comes on and blinks but still seems to run fine any ideas on what could cause this it says multiple miss fire and heated oxygen sensors heater performance bank 1 sensor 1

Archived

This topic is now archived and is closed to further replies.

Go to topic listing


×
×
  • Create New...

Important Information

By using this site, you agree to our Terms of Use.

  I accept