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Home >> GMC >> 2018 >> Terrain Denali, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Engine Controls And Fuel - 1.5L (LYX) - Repair Instructions) >> Repair Instructions >> Vacuum Pump Seal Replacement >> Removal Procedure

Removal Procedure

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  1. Remove Engine Control Module Bracket - Engine Control Module Bracket Replacement 
  2. Reposition the engine wiring harness junction block.
  3. Remove Vacuum Pump Assembly - Vacuum Pump Assembly Replacement 
  4. Fig 1: Vacuum Pump Seal
    GM4823059Courtesy of GENERAL MOTORS COMPANY
  5. Remove and DISCARD the vacuum pump seal (1) with a suitable tool.