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Old 10-11-2018, 10:58 PM
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Whistling when I am driving and when I stop with the code P0171
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Old 10-12-2018, 06:44 PM
Join Date: Mar 2012
Location: Ridgefield, CT
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P071 is telling you there is a lean condition on the fuel trim - whistling is telling you there is an air intake leak. Look for a cracked intake hose or loose vacuum line.
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