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    LB7: New to the forum, I read a quite a few of them but this is my first post.

    So i was turning around today and decided to try the 4 wh drive so I backed up, stopped put in 4 lo and tried to go forward... Nothing happened it would not move... Tried rev.. Same thing would not move. So I put it in Neutral and went back into 2 wh drive it still would not move. I turned off...
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    LB7: New to the forum, I read a quite a few of them but this is my first post.

    Thank you Mike L. I always have it at a dead stop when shifting however I had a husband that used to drive it and he would not come o a complete stop before shifting... Will this continue to get worse if ignored? Anyone specializing in Duramax in Southern Oregon? I would be up for a short road...
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    LB7: New to the forum, I read a quite a few of them but this is my first post.

    Poor fuel economy after replacing the return fuel line and 4 injectors. First time in the shop for a wrench to the motor at 149,000. The shop that did the work for me also put a valve cover gasket on and pinched it ( leak) according to the dealership ( today). Going to have the gasket replaced...