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Home >> Cadillac >> 2017 >> CT6 Plug-In >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 2.0L (LTG) - Repair Instructions >> Repair Instructions >> Vacuum Pump Replacement
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Vacuum Pump Replacement

Fig 1: Vacuum Pump
GM4258261Courtesy of GENERAL MOTORS COMPANY
Callout Component Name

Preliminary Procedures

  1. Fuel Pump Insulator Replacement 
  2. Vacuum Hose @ Vacuum Pump» Disconnect - Power Brake Booster Vacuum Hose Replacement (LTG)
  3. Wiring Harness Retainer @ Vacuum Pump - Disconnect
1 Vacuum Pump Fastener [3x]
CAUTION: Refer to Fastener Caution .

Tighten 
10 N.m (89 lb in)
2 Vacuum Pump

Procedure

  1. Lubricate the vacuum pump seal with clean engine oil. Refer to Adhesives, Fluids, Lubricants and Sealers
3 Vacuum Pump Gasket
NOTE: Install a NEW vacuum pump gasket.