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Gm Tech (Cam)
Gm Tech (Cam), GMC Mechanic
Category: GMC
Satisfied Customers: 1689
Experience:  GM Grand Master Technician 2007. 14 year experience.
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Ran out of def and the diesel engine won't reset and start,

Customer Question

Ran out of def and the diesel engine won't reset and start
JA: Have you checked the battery, particularly the terminal connections? Are they corroded?
Customer: Yes, they're fine
JA: What is the model/year of your GMC?
Customer: 2015 Chevy 3500 hd
JA: Are you fixing your 3500 yourself? What have you tried so far?
Customer: We took 1 battery cable loose (-) and filled the def w/ 2.5 gals and tried to start the engine and it won't start
JA: Anything else you want the mechanic to know before I connect you?
Customer: No maam
Submitted: 1 month ago.
Category: GMC
Customer: replied 1 month ago.
Posted by JustAnswer at customer's request) Hello. I would like to request the following Expert Service(s) from you: Live Phone Call.
Customer: replied 1 month ago.
Let me know if you need more information, or send me the service offer(s) so we can proceed.
Expert:  Chris (aka-Moose) replied 1 month ago.

Welcome, I'm Chris (aka Moose).

  • Although I work here everyday, please understand it is not all day and rarely morning time.
  • To get the most from me and the best experience, please give me the best details you can.
  • The website will offer you a phone call option for more $$. Some I do fulfill and some I do not.
  • Thanks, let's get started.

DO you know if there are trouble codes stored?

Customer: replied 1 month ago.
no error codes are displayed
Expert:  Chris (aka-Moose) replied 1 month ago.

Check actual and desired fuel rail pressure while cranking.

Do they match?

Expert:  Chris (aka-Moose) replied 1 month ago.

Hello Chris here again,

I am checking in to make sure you got everything you expected from my answer. The option to rate my response or reply is still available. I want to make sure you were pleased with what you paid for.

Thanks Chris