If the Gross Combination Weight Rating is not more than 26,000 lbs., then no.
Nv 3500
Listed on the drivers door post.
On the dashboard
NO The body is to short for the frame maybe if it was a extended cab.
A timing CHAIN
A switch bezel on the drivers inside door panel of a 2013 Chevrolet Silverado 1500, 2500, 3500 and a 2013 GMC Sierra 1500, 2500, 3500.
The General Motors 3100 family of after 1996 underwent a changeover to interference designs. This standardized GM powertrains design across multiple platforms such as the 3400 and 3500.
You will have to remove the transmission and then pull the converter out of the trans.
2006 and up . Gm 3500 hd 4x4 z71 with the duramax diesel and Allison transmission.
To replace the emergency flasher on a 1999 GM 3500, first, locate the flasher unit, which is typically found under the dashboard, near the steering column or in the fuse box area. You may need to remove the lower dash panel or cover to access it. Once located, disconnect the old flasher by pulling it out from its socket and replace it with a new one, ensuring it is securely seated. Finally, test the emergency flashers to confirm they are functioning properly.
It is in the gas tank. GM started putting them in the tank around late 2004 to date.
Is it a diesel? If so that is why. If not then perhaps it was setup to pull travel trailer of some kind.