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Code 171
#2

(12-24-2019, 09:53 PM)Speedster12 Wrote:  Has anyone experienced this code?  My Venice is currently throwing it.
I haven't seen it personally, but found reference to it saying "Fuel Trim System Lean." Also suggested unmetered air entering the engine (aftermarket air filter, loose oil fill cap, oil dip stick not firmly seated) can trigger the code. These don't seem likely to me but probably worth a check. Aftermarket exhaust system was also mentioned. HTH and good luck!
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Code 171 - by Speedster12 - 12-24-2019, 09:53 PM
RE: Code 171 - by J Patrick - 12-25-2019, 12:27 AM
RE: Code 171 - by Speedster12 - 12-25-2019, 10:19 AM

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