Does the 4.8 wire harness plug right up to a 5.3 or do you have to get a new harness? Also, how does the CPU work with the swap? Does it need a reprogram or a CPU out of a 5.3? Not doing this any time soon, but I wanted to get an idea.
Does the 4.8 wire harness plug right up to a 5.3 or do you have to get a new harness? Also, how does the CPU work with the swap? Does it need a reprogram or a CPU out of a 5.3? Not doing this any time soon, but I wanted to get an idea.
2010 Silverado ECSB LS 4x4. Only mods so far are a K&N drop in filter and a Rough Country 2" front level kit
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