LaCrosse V6-3.6L (2007)
15. Remove the J 22805-B (2) from the booster.
Installation Procedure
1. Install the vacuum brake booster.
Position the vacuum brake booster on the cowl counterclockwise from the final installation position so that the locking flanges on the vacuum
brake booster and on the cowl mounting flange engage.
Important: Ensure the locking tab and the flanges are in the fully engaged position.
2. Rotate the vacuum brake booster clockwise with a ratchet on the J 22805-B (2). DO NOT use a flat bladed tool in the locking tab to install the
vacuum brake booster. When the vacuum brake booster is correctly installed, the locking tab (1) slides up the flange and engages the locking
notch.
3. Remove the J 22805-B (2) from the installed vacuum brake booster.
4. Install the coolant heater pipes.
5. Position and connect the vacuum hose and check valve assembly to the booster.
Notice: Refer to Fastener Notice.
6. Position the master cylinder to the booster and install the master cylinder retaining nuts.
Tighten the master cylinder retaining nuts to 33 N.m (24 lb ft).
7. Install the BPMV bracket and fasteners.
8. Connect the brake fluid level sensor electrical connector to the brake fluid level sensor.
9. Install the exhaust crossover pipe.
10. Refill the cooling system.
11. Connect the brake booster pushrod to the brake pedal and install the retaining clip.
12. Install the BPMV to the bracket.
13. Install the left instrument panel insulator.
14. Connect the negative battery cable.