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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 14 (Data Communications System) >> Diagnostic Information and Procedures >> DTC P0601-P0607, P060A-P060C, P0610, P062F, P16E9-P16F3, P16F9, P16FD, P16FE, P262B, P30D6-P30DD, P3186, or P3996 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON/Vehicle in Service Mode.
  2. Verify that DTC P0602 or P0610 is not set.
    • If any of the DTCs are set 
    1. Program the control module that sets the DTC.
    2. Verify that the DTC does not set.
      • If the DTC sets, replace the control module that sets the DTC.
      • Go to next step: If the DTC does not set
    3. All OK.
    • Go to next step: If none of the DTCs are set 
  3. Verify that DTC P0601, P0603, P0604, P0605, P0606, P0607, P060A, P060B, P060C, P062F, P16E9, P16EA, P16EB, P16EC, P16ED, P16EE, P16EF, P16F0, P262B, P30D6, P30D7, P30D8, P30D9, P30DA, P30DB, P30DC, P30DD, or P3186 is not set.
    • If any of the DTCs are set 

      Replace the control module that sets the DTC.

    • Go to next step: If none of the DTCs are set 
  4. All OK
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