GMC C1500 P Codes (Powertrain) P0100 - P0199 P0174

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2007 GMC C1500 Engine Codes PO171 & PO174

2007 GMC C1500
I Had The 60k Service Done At 66k And The Engine Light Came On The Next Week. The Mechanic At The Tire Barn Said It Was Either The Fuel...
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Asked by Weohyakapka

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