GM OBD Trouble Code 75

Digital EGR solenoid #1 circuit error

On vehicles with three solenoid EGR valves an open or short on the solenoid 1 circuit will set code 75.

Fault Code Description

  • 75 - Digital EGR solenoid #1 circuit error


  • EGR solenoid 1 will not function

Common Problems

  • Broken wire to EGR valve
  • Faulty EGR valve

No comments yet...

Sign in to comment

Related Questions

See what others have asked about this, or visit the Questions page to ask your own question.
Will a bad egr valve cause multipul misfires in random cyclinders and the car to stall on a demanding takeoff?
How can i clean my egr and where is it