Thread: Check Engine Light codes P0171 and P0174
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Old 08-26-2021, 12:46 PM   #2
gtstorey


 
Drives: 2010 Camaro SS2,L99, LSA SC
Join Date: Aug 2017
Location: Huntsville, AL
Posts: 2,459
Some DTC will not self clear. I don't know about your particular codes. Most readers will clear the codes.
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