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Q:

anyone else with a ecm gone bad on 1999 Jeep Grand Cherokee

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
diagnosed a bad ecm, can a person replace it themselves or do they have take it in somewhere, and about how much should it cost?
(1) Answer
What is wrong with it? I've seen them set fault codes that show a problem with the ECM, is that what you are experiencing?