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2012 lr4 18k miles, recent new engine under warranty (300 miles on new engine block). Rough idle from start to warmup. Any ideas? Dealer not much help.
Last edited by ashmount4; 01-30-2016 at 08:53 AM.
Reason: Adding data
I have seen fuel injector cause rough idle , if they change the engine long block they tend to reuse the fuel injector , let me know how it work out for you. Thanks Nim