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I have a 03 Chevrolet 2500hd duramax diesel for sale. It has 146k miles white ext cab with grey leather extended cab. This truck is pretty much loaded out. I have put a Superchips programmer, Diamond eye turbo back 4" exhaust, Air aid cold air intake, LineX bed liner. Truck is in very good shape...

I have an 03 2500hd with the LB7 with 146,xxx miles. It started giving the signs of injectors going out but still ran fine. Then all of the sudden it started smoking and running really bad. Thought it was an injector so I replaced all of them to find out it wasn't the problem. I ran a...

My name is Justin and I was refereed here by another member so I thought I would check it out. I hav an 03 Chevrolet duramax with some head problems so maybe I cam get some good info here.