Gm tech 2 for lb7 duramax how to#
Today we’re taking a closer look at the LB7, some of its shortcomings, how to spot problems in advance, and of course, how to fix them. With a little careful maintenance and repair, your aging pickup will give you many hundreds of thousands of miles of service. It’s a fact of life any 18-year-old trucks will have problems that need to be addressed here and there, but rest assured its nothing that can’t be solved when you own a Chevy. At first when the trucks were new, the LB7 was found to be very reliable, but as the years wore on and miles accumulated, there were a few common issues that popped up. Today if you want to get your hands on a Chevy or GMC powered by the LB7, they can be found for as little as a couple thousand bucks if you want a beater, but even clean, medium mileage trucks can be had for around twelve thousand bucks. When the Duramax powered HD trucks were brand new, critics were impressed with the power and response as well as the fuel mileage, but more than anything they were blown away with how quiet the common rail injection system was compared to the mechanical diesels of the time. It’s a 6.6-liter, common-rail injected, 32-valve, V8 turbodiesel which put out 235hp and 500 pounds of torque in its first year, and for the final year of ‘04 the LB7’s output had grown to 300hp and 520 pounds of torque.
The joint venture (and resulting engine) was known as Duramax, and the LB7 was the first of many models to come. 2016 - 2022 Canyon/Colorado 2.8L Duramaxīack around the turn of the century, General Motors teamed up with Isuzu and designed a revolutionary new powerplant specifically for use in pickup trucks.
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