The computer above will run the LS1, LS6, LS 4.8, 5.3, 6.0, 8.1 from 1999-2002.The outside of the ecm will have marking on each side, where the harness connects to the ecm. The markings will say Red on one side and Blue on the other.
Please compare this with your existing controller to ensure an exact match or give us a call and we will help
Click the option below to have your ECM calibrated.
411 ECM Controller GM power plants from year 1999-2002
Ships world wide, for additional fee. This product was added to our catalog on Saturday 23 October, 2010.
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