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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 114 (Engine Controls And Fuel - 4.3L (LV1) - Diagnostic Information And Procedures (1 Of 2)) >> Diagnostic Information and Procedures >> DTC P0351-P0356, P2300, P2301, P2303, P2304, P2306, P2307, P2309, P2310, P2312, P2313, P2315, or P2316 >> Component Testing

Component Testing

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.
    NOTE:

    Circuit/System Testing must be performed before proceeding with Component Testing.

  1. Ignition/Vehicle - Off
  2. Remove the appropriate component: T8 Ignition Coil - Leave the electrical connector connected.
  3. Install the special tool: J-26792 Ignition Spark Tester
  4. Engine - Running
    5. NOTE:

    An erratic or weak spark is considered a no spark condition.

  5. Verify there is spark at the tool.
    • If there is no spark 

      Replace the component: T8 Ignition Coil

    • Go to next step: If there is spark 
  6. All OK.
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