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Home >> Chevrolet >> 2021 >> Blazer RS, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls And Fuel - 2.5L (LCV) - Repair Instructions) >> Repair Instructions >> Vacuum Pump Replacement

Vacuum Pump Replacement

WARNING: This page is about a different variant/trim than selected.
GM2835860Courtesy of GENERAL MOTORS COMPANY
Callout Component Name

Preliminary Procedures

  1. Remove the intake manifold cover. Intake Manifold Cover Replacement
  2. Disconnect the camshaft position sensor wiring harness.
  3. Disconnect the wiring harness retainer from the vacuum pump and position aside.
  4. Disconnect the vacuum hose from the vacuum pump. Plastic Collar Quick Connect Fitting Service 
1 Vacuum Pump Fasteners (Qty: 3)
CAUTION:

Refer to Fastener Caution .


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

Inspect the vacuum pump seal and replace as necessary.


Procedure 
Lubricate the vacuum pump seal with clean engine oil. Adhesives, Fluids, Lubricants, and Sealers .
3 Vacuum Pump Gasket
Procedure 
Inspect the vacuum pump gasket and replace as necessary.