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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 17 (Engine Controls And Fuel - 4.3L (LV1) - Repair Instructions) >> Repair Instructions >> Spark Plug Replacement (Right Bank, With C69) >> Installation Procedure

Installation Procedure

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  1. If using NEW spark plugs, do NOT attempt to check the spark plug gap. The plugs come pre-gapped. Ignition System Specifications
  2. If reusing the spark plugs, inspect for wear or damage. Spark Plug Inspection 
  3. GM4852330Courtesy of GENERAL MOTORS COMPANY

    Install the spark plug (1) and tighten by hand.

  4. Tighten the spark plug (1) to 20 N.m (15 lb ft).
  5. Connect the spark plug wire to the spark plug. Spark Plug Wire Replacement 
  6. Engine Cover - Install - Engine Cover Replacement
  7. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection (Single Battery) , or Battery Negative Cable Disconnection and Connection (Dual Battery)