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  1. Catalytic inefficiency reading

    3G (2006-2014) Vitara & Grand Vitara
    Hi All, new to the forum and have a 2007 grand vitara 2.0 where the check-light comes on after about 400 miles and the reading says catalytic inefficiency. When you reset it comes on again after about another 400 miles. Is there an existing thread dealing with this issue or can anyone provide...
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