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Home >> GMC >> 2018 >> Terrain Denali, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Mechanical - 1.5L (LYX)) >> Diagnostic Information And Procedures >> Engine Compression Test >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Restore the fuel supply.
  2. Install the spark plugs. Refer to Spark Plug Replacement .