2015 Silverado p2635,u2616, and u0074

[Grizzlies281]

I’ve had my 2015 for almost a year now and have experienced these codes (p2635,u2616,u0074,) I took it to the dealership and they replaced the fuel pump control module but it did not fix my issue can anybody help with this ? 

[Mader]

Did you ever get an answer on this? I’m having the same issue on my 2015

[GMCustomerService]

On 6/22/2024 at 7:34 PM, Mader said:

Did you ever get an answer on this? I’m having the same issue on my 2015

We regret to hear that you are having difficulties with your vehicle and would like to investigate this concern further for you. To do so, please send us an email to [email protected]. Be sure to include your Username and Forum name in the subject line. We will be sure to watch for your email. 

[kolton kemp]

On 6/22/2024 at 4:34 PM, Mader said:

Did you ever get an answer on this? I’m having the same issue on my 2015

Any updates on this have all 3 of the same codes, truck is running great but looking to sell so need them gone