2003 mitsubishi triton. has a history of backfiring on hard take off.

Asked by Theo Jul 11, 2013 at 05:43 AM about the 2003 Mitsubishi Triton

Question type: Maintenance & Repair

Car has had new iridium spark plugs put in and now backfires regularly not just on take off
can you help

1 Answer
199,815

dandyoun answered 10 years ago

Could be timing issue or carboned up valves. I would try running a quality injector cleaner cleaner in your gas. (I use sea foam). This will clean any carbon build up off your valves allowing them to close properly.

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