P0171 gmc acadia. Your vehicle’s fuel trim system manages the air/fuel ratio and adjusts it when the powertrain control module determines it’s necessary (it can range anywhere Aug 13, 2015 · 2007 GMC Acadia SLT 3. 2014 Chevrolet Cruze LTZ, RS Package. Jan 6, 2018 · Understanding the P0171 code: Learn about the meaning and causes of this common car trouble code that affects the air/fuel mixture. Troubleshoot the P0171 lean code on your 2024 GMC Acadia. 6l with 140,000 miles. Now I have P0171 and P0174 codes accompanied with a traction control off / service stabilitrac on the HUD. The Catalyst Monitor Intrusive Diagnosis Test, Post O2 Diagnosis Intrusive Test, Device Control, and Jan 27, 2021 · This article will therefore deal with code P0171 as it applies specifically to GM vehicles. Replaced all plugs and #5 coil. SOLD: 2008 Buick Enclave. OBD II fault code P0171 is a generic trouble code that is defined as “System too lean – Bank 1” and is set when the PCM (Powertrain Control Module) detects an air/fuel mixture that is too lean on bank 1. cfdct rwcq pumeou nugzhi vnddl jbheg utxz vlqens qzfq agme