Fuel pressure regulator issue?

Canabiz

New member
Jul 18, 2020
2
0
1
2006 Duramax after running truck on hwy for hour or two Between 80 and 90 hitting rev limiter a could of times truck Goes into limp mode I stop every sets itself keep driving 70mph to 75 the rest of the way and Dummy light turns off The check engine light said pressure fuel pressure valve
 

05LLYDMAX

Midget Nate
Jun 29, 2013
124
35
28
2006 Duramax after running truck on hwy for hour or two Between 80 and 90 hitting rev limiter a could of times truck Goes into limp mode I stop every sets itself keep driving 70mph to 75 the rest of the way and Dummy light turns off The check engine light said pressure fuel pressure valve
What exactly wasa the code it set?