How to replace the Power Vacuum Brake Booster (LY7) on 2008 Buick LaCrosse?

Using Booster Holder (J 22805-B), disconnect negative battery cable, panel insulator, BAS, pushrod clip, exhaust crossover, fluid-level sensor, BPMV bracket; separate master cylinder, remove check valve, drain cooling, heater pipes, unlock and extract booster. Install replacement, engage flanges, rotate clockwise, reconnect vacuum, master cylinder, BPMV, sensors, exhaust, cooling, pushrod, panel, battery.

OEM 2008 Buick LaCrosse Brake Booster

Brake Power Booster

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2 Brake Boosters found

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2008 Buick LaCrosse Brake Booster Part Number: 88967269
Product Specifications
- Other Name: Booster, Hydraulic Power Brake Booster; Power Booster
- Item Weight: 12.50 Pounds
- Item Dimensions: 11.9 x 16.2 x 11.8 inches
- Condition: New
- SKU: 88967269
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2008 Buick LaCrosse Submodels:
- Super | 8 Cyl 5.3 L GAS
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2008 Buick LaCrosse Brake Booster Part Number: 15236237
Product Specifications
- Other Name: Booster, Hydraulic Power Brake Booster; Power Booster
- Replaces: 18048230, 88967238
- Item Weight: 12.60 Pounds
- Item Dimensions: 16.8 x 16.8 x 17.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15236237
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 Buick LaCrosse Submodels:
- CX, CXL, CXS | 6 Cyl 3.6 L GAS, 6 Cyl 3.8 L GAS

2008 Buick LaCrosse Brake Booster

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2008 Buick LaCrosse Brake Booster Parts and Q&A

Q: How to replace the Power Vacuum Brake Booster (LY7) on 2008 Buick LaCrosse?
A: Using Booster Holder (J 22805-B), disconnect negative battery cable, panel insulator, BAS, pushrod clip, exhaust crossover, fluid-level sensor, BPMV bracket; separate master cylinder, remove check valve, drain cooling, heater pipes, unlock and extract booster. Install replacement, engage flanges, rotate clockwise, reconnect vacuum, master cylinder, BPMV, sensors, exhaust, cooling, pushrod, panel, battery.