gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Heater and Air Conditioning Control Vacuum Pump Replacement|Page 8877 > < Heater and Air Conditioning Control Vacuum Pump Replacement
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1. Install the vacuum pump to the vehicle.

Caution:  Refer to Fastener Caution   (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).

2. Install the vacuum pump retaining bolts and tighten to3 Nm (27 lb in).
3. Connect the vacuum hose to the vacuum pump.
4. Connect the vacuum pump electrical connector.
5. Install the air cleaner. Refer to Air Cleaner Assembly Replacement   (See: Engine, Cooling and Exhaust/Engine/Tune-up and Engine Performance

Checks/Air Cleaner Housing/Service and Repair) for the 4.3L engine, or Air Cleaner Assembly Replacement   (See: Engine, Cooling and
Exhaust/Engine/Tune-up and Engine Performance Checks/Air Cleaner Housing/Service and Repair) for the 4.8L, 5.3L, 6.0L, 6.2L and 7.0L
engine, or Air Cleaner Assembly Replacement   (See: Engine, Cooling and Exhaust/Engine/Tune-up and Engine Performance Checks/Air Cleaner
Housing/Service and Repair) for the 6.6L engine.

Heater and Air Conditioning Control Vacuum Pump Replacement|Page 8877 > < Heater and Air Conditioning Control Vacuum Pump Replacement