[bigcntry]

I have the 3500 with automatic tranny. When I put the truck into reverse the RPM's drop clear down to like 500. it sounds like its gonna stall. I did have it stall once with my 35 ft fifth wheel on. I was just backin it up when it died. No codes and 0 problems. Any info would be great.

 

[KarvRacer]

I got the same problem dealer says they wont do anything about it cause theres no codes. Correct me if im wrong but this isn't nolrmal right?

 

[KarvRacer]

Sorry my trucks a 07.5 6.7L with the 6 Speed Auto