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Home >> Chevrolet >> 2013 >> Caprice 3.6L Eng VIN 3 >> Repair and Diagnosis >> External Pages >> Different car >> Section 362 (Data Communication System) >> Diagnostic Information and Procedures >> DTC U2616: Fuel Pump Driver Control Module Lost Communication with ECM >> Circuit/System Verification
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Circuit/System Verification

WARNING: This page is about a different car, the 2015 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify that DTC U0073, U0074, U0075, U0076, U0077, U0078, U2100, U1814, U2099, B1325, B1330, B1370, B1380, B1424, B1428, B1440, B1441, B1517, C0800, C0899, C12E1, P0560, or P0562 is not set.
    • If none of the DTCs are set 
  3. Refer to Circuit/System Testing.
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