Sounds like your o-rings inside the range cylinder is bad .The part number is K-3484 it cost $17 and doesn’t take much to fix.I had the same...
The problem is the o-rings in your range cylinder,truck would do the same thing especially on cold mornings and wouldn’t go into 2nd at stops...
The problem is your o-rings in the range cylinder have gone bad. It’s a $20 kit that will save you a lot of headaches trust me!!! I’ve been going...