Cruze

Vacuum Modulator Replacement

1. Remove the engine sight shield. Refer to Engine Sight Shield Replacement .



2. Remove the exhaust gas recirculation bypass control solenoid valve hose (1).
3. Unclip the vacuum modulator rod (3) from the exhaust gas recirculation cooler bypass valve shaft (4).
4. Turn the vacuum modulator (2) anti-clockwise until it stops.
5. Remove the vacuum modulator in top direction from the exhaust gas recirculation cooler bypass valve bracket.

1. Install the vacuum modulator (2) to the exhaust gas recirculation cooler bypass valve bracket.
2. Turn the vacuum modulator clockwise until it stops.
3. Clip the vacuum modulator rod (3) to the exhaust gas recirculation cooler bypass valve shaft (4).
4. Install the exhaust gas recirculation bypass control solenoid valve hose (1).
5. Install the engine sight shield. Refer to Engine Sight Shield Replacement .