Vacuum Pump Pipe Replacement

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Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedures Warm Up Three-Way Catalytic Converter Replacement (LH - LGX) Power Brake Booster Vacuum Hose @ Vacuum Pump Pipe - Disconnect - Power Brake Booster Vacuum Hose Replacement (LGX)
1	Engine Wiring Harness Procedure Unclip the engine wiring harness from the vacuum pump pipe bracket.
2	Vacuum Pump Pipe Bolt [2x] Procedure CAUTION: Refer to Fastener Caution . Tighten 10 N.m (89 lb in)
3	Vacuum Pump Pipe
4	Vacuum Pump Pipe Seal Procedure NOTE: Lubricate the NEW O-ring seals with clean engine oil. Install a NEW O-ring seal.